thiophene to tetrahydrothiophene

110-01-0 - RAOIDOHSFRTOEL-UHFFFAOYSA-N - Tetrahydrothiophene - Similar structures search, synonyms, formulas, resource links, and other chemical information. The observed sulfur-containing product distribution reveals that the solvent used has a large effect on the sulfur distribution. Shop a large selection of Dialkylthioethers products and learn more about Alfa Aesar™ Tetrahydrothiophene, 98% . https://webbook.nist.gov/cgi/cbook.cgi?ID=C1795091&Mask=200 moment of thiophene as compared to its saturated analogue tetrahydrothiophene (0.52 D vs 1.90 D) <72JA8854>. tetrahydrothiophene. It is the saturated analog of thiophene. Charles Chazot, Joel D. Kopple, in Nutritional Management of Renal Disease, 2013. I specially thank Dr. Stefan Gruber, Dr. Jaroslav Padevet and Johanna Auth for recording several 2D-NMR spectra. By the way, I checked furan is better at EAS than thiophene, which means furan donates electrons better. mancude organic heteromonocyclic compounds The sulfa-Michael/aldol cascade reaction of 1,4-dithiane-2,5-diol to 2-NO 2 -porphyrin has been developed, and this method provides a new facile approach to tetrahydrothiophene-fused porphyrin. In thiophene, as in most of the other five-membered heterocycles and their saturated analogues, the dipole is directed from the ring towards the heteroatom. Thiophene oxides, where two pairs of lone pair electrons are consumed for bond formation with oxygen atoms, are no longer aromatic. Table S2: Identified thiophene derivatives and their retention times. Additional N-H bond in pyrrole that needs to be cleaved; requires higher energy! Escherichia coli used tetrahydrothiophene 1-oxide (THTO) as an electron acceptor for anaerobic growth with glycerol as a carbon source; the THTO was reduced to tetrahydrothiophene. It is a colorless liquid with a benzene-like odor. Thiophene, also commonly called thiofuran, is a heterocyclic compound with the formula C 4 H 4 S. Consisting of a flat five-membered ring, it is aromatic as indicated by its extensive substitution reactions.Related to thiophene are benzothiophene and dibenzothiophene, containing the thiophene ring fused with one and two benzene rings, respectively.. Name: Tetrahydrothiophene Molecular Weight: 84.13956 Formula: C 4 H 4 S Used as odorant for fuel gas such as city gas, petroleum liquefied gas, natural liquefied gas, etc., as well as raw materials for medicine and pesticides. The reactivity of transition metal complexes of thiophene (Th) and 2,3- and 2,5-dihydrothiophenes (DHT) and catalytic reactor studies of thiophene and the dihydrothiophenes have been used to examine the mechanism for the hydrodesulfurization (HDS) of thiophene;Catalytic deuterium exchange of thiophene over HDS catalysts was modeled by the reaction of (pi)-thiophene … Tetrahydrothiophene is an organosulfur compound with the formula (CH 2) 4 S. It contains a five-membered ring consisting of four carbon atoms and a sulfur atom. Thiophene was discovered by Viktor Meyer in 1883 as a contaminant in benzene. X-ray photoelectron spectroscopy, TPD, and HREELS were used to investigate the adsorption and desulfurization of thiophene and tetrahydrothiophene on Pt(111), Pt(100), and Pt(210). The reaction proceeds via a 2,5-dihydrothiophene intermediate M. Results of kinetic and product studies revealed that the 1,6-elimination proceeded by an (E1cb) irr mechanism. The OTV C value is available for free. Tetrahydrothiophene 99%; CAS Number: 110-01-0; EC Number: 203-728-9; Synonyms: Thiophane,Thiolane,THT,Tetramethylene sulfide; find Sigma-Aldrich-T15601 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich Odorant manufacturers create custom blends of the noted compounds so that they are more suitable for specific applications. Journal or Book. It is the saturated analog of thiophene. Chemical behavior of an α-azidosulfide, and the related sulfoxide and sulfone, in the tetrahydrothiophene series. Surface Science. Tetrahydrothiophene is an organosulfur compound with the formula (CH2)4S. Tetrahydrothiophene is an organosulfur compound with the formula (CH 2) 4 S. It contains a five-membered ring consisting of four carbon atoms and a sulfur atom. The product's category is Organics. Metallation is one of the most fundamental reactions in modern day synthesis and is a key tool in the preparation of functionalised aromatic and heterocyclic compounds. #Chemistry #Chemistry(all) #tetrahydrofuran #thiophene #magnesiation #tetrahydrothiophene #furan. In order of importance, they are: thieno(3,2-b)thiophene, thieno(2,3-b)thiophene, and thieno(3,4-b)thiophene.Other isomers ... Thieno[2,3-b]thiophene CAS RN 250-84-0 b.p. In addition to tetrahydrothiophene, butane-1-thiol, butylthiophenes, butylsulfides, butane and butenes which were produced from thiophene, (1-methylpentyl)-thiophenes, butyl-hexylsulfide isomers and hexanethiols were produced in T/2-hexene reaction. Our results suggest that the reaction proceeds with moderate barriers, and formation of tetrahydrothiophene is facile both thermochemically and kinetically. The invention discloses a synthesis method of 4,5,6,7-tetrahydrothiophene[3,2-c] pyridine hydrochloride. Career Henan Chemical Co provides 2-(2-Ethylhexyl)thiophene (4891-44-5) purchasing information,includeing 2-(2-Ethylhexyl)thiophene purity : 99%,Lead Time,price.And provide 2-(2-Ethylhexyl)thiophene to submit purchase information online. Thiophene is a heterocyclic compound with the formula C4H4S. tetrahydrofuran, thiophene, tetrahydrothiophene, 1,2-dichlorobenzene, 1,2,4-trichlorobenzene and n-butylamine' William E Acres, Jr Department of Chem:stry, Universiy of North Texas, Denton, Texas 76203-5070, United States of Arrenca-feceveJI3 Jausy 1996. rm … thiophene (dihydrothiophene or tetrahydrothiophene) transition metal complexes 15 are stable. Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. Compounds analogous to thiophene include furan and pyrrole where the S atom is replaced by O and NH, respectively. 1987, 183, (1-2), 44-66. Benzene decomposed to yield adsorbed carbon and hydrogen. The Sulfolane is an organic compound with the formula C 4 H 8 O 2 S. The IUPAC name of this chemical is thiolane 1,1-dioxide. Tetrahydrothiophene is an organosulfur compound with the formula (CH 2) 4 S. It contains a five-membered ring consisting of four carbon atoms and a sulfur atom. vvEPA United States Environmental Protection Agency Office of Emergency and Remedial Response Washington, DC 20460 Superfund EPA/540/S-92/008 Engineering Bulletin Slurry Walls Office of Research and Development Cincinnati, OH 45268 October 1992 Purpose Section 121 (b) of the Comprehensive Environmental Re- sponse, Compensation, and Liability Act … Tetrahydrothiophene, Tetrahydrothiophene supplier, Tetrahydrothiophene distributor, CAS 110-01-0, Tetrahydrothiophene manufacturer, Tetrahydrothiophene wholesale In thiophene, as in most of the other five-membered heterocycles and their saturated analogues, the dipole is directed from the ring towards the heteroatom. Tetrahydrothiophene is an organosulfur compound with the formula (CH 2) 4 S. It contains a five-membered ring consisting of four carbon atoms and a sulfur atom. It is the saturated analog of thiophene . Tetrahydrothiophene Specification. Surface structure and molecular orientation of self-assembled monolayers (SAMs) formed by the spontaneous adsorption of tetrahydrothiophene (THT) and thiophene (TP) on Au(111) were investigated by means of scanning tunneling microscopy (STM) and carbon K-edge near edge X-ray absorption fine structure (NEXAFS) spectroscopy. Thiophene 1,1-dioxides • Thiophene 1,1-dioxides are most commonly prepared by oxidation of thiophenes. It … Thiophene, tetrahydro-, 1,1-dioxide Valid: 2020 CDR TSCA Inv Active Thiophene, tetrahydro-, 1,1-dioxide Unknown: EPA Applications/Systems ... Tetrahydrothiophene, 1,1- dioxide Unknown: RSL Sulfolane Unknown: Additional Synonyms There are no Synonyms of … The kinetics of thiophene hydrogenation on a palladium sulfide catalyst is studied at high hydrogen pressures. Halogen derivatives of tetrahydrothiophene 1,1-dioxide. Biotin or Vitamin B 8. Each hydrogenated compound (e.g., tetrahydrothiophene) was more reactive than the corresponding aromatic compound (e.g., thiophene). With the CAS registry number 126-33-0, it is also named as 2,3,4,5-Tetrahydrothiophene-1,1-dioxide. Pentane, 1- (ethylthio)-. Thiophene S-oxides constitute a class of molecules that have been studied in more detail only recently. The calculated results indicate that for MoS2 the Mo-S bonding is not very strong. The only exceptions to this Tetrahydrothiophene Suppliers USA. Year. Canadian Journal of Chemistry. Penta International Corporation. Tetrahydrothiophene is an organosulfur compound with the formula (CH 2) 4 S. It contains a five-membered ring consisting of four carbon atoms and a sulfur atom. It is the saturated analog of thiophene. It is a volatile, colorless liquid with an intensely unpleasant odor. It is also known as thiophane, thiolane, or THT . Thiophene and 2-Methyl-1-propanethiol can be baseline separated Column: Agilent J&W DB-Sulfur SCD, 60 m x 0.32 mm, 4.2 μ m (p/n G3903-63001) Typical chromatogram of Sulfur compounds in Reactions with these materials generate heat and in many cases hydrogen gas. parent heterocycles, tetrahydrothiophene (THT) and thiophene is considered. Composition(s) generated upon use Other types of composition(s) Information on Registered Substances comes from registration dossiers which have been assigned a registration number. Tetrahydrothiophene is a heterocyclic organic compound consisting of a five-membered ring containing four carbon atoms and a sulfur atom. 3rd ed., Volumes 1-26. Hydrogenation and C-S bond activation pathways in thiophene and tetrahydrothiophene reactions on sulfur-passivated surfaces of Ru, Pt, and Re nanoparticles Edwin Yik, David Hibbitts, Huamin Wang, and Enrique Iglesia Department of Chemical and Biomolecular Engineering, University … When using thiophene instead, the electrophilic substitution proceeded cleanly, although partially, at -5 °C to afford an anomeric mixture of the corresponding C-5-thioxylopyranosides 6. It is usually achieved by Chemsrc provides Tetrahydrothiophene 1-oxide(CAS#:1600-44-8) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Chemical name :thiophene Other means of identification It is the saturated analog of thiophene. The Tetrahydrothiophene, with the CAS registry number 110-01-0 and EINECS registry number 203-728-9, is also known as Thiophane. However, due to the resonance, the dipol moments of furan and thiophene are smaller than that of the corresponding saturated heterocycles, tetrahydrofuran and tetrahydrothiophene. Hazard Statements: H225-H302+H312-H315-H319 Highly flammable liquid and vapour. Organosulfides, such as TETRAHYDROTHIOPHENE, are incompatible with acids, diazo and azo compounds, halocarbons, isocyanates, aldehydes, alkali metals, nitrides, hydrides, and other strong reducing agents. activities of thiophene, benxothiophene, and dibenxothiophene were roughly the same. The present study provides a useful insight into the design of hydrogenation thiophene and its … The reaction mainly occurs via the consecutive scheme: the reaction of thiophene with hydrogen results in the formation of tetrahydrothiophene, which partially decomposes under the action of hydrogen to yield butane and hydrogen sulfide. Thiophene desorption occurs in three main states. Thiophene, also commonly called thiofuran, is a heterocyclic compound with the formula C 4 H 4 S. Consisting of a flat five-membered ring, it is aromatic as indicated by its extensive substitution reactions.Related to thiophene are benzothiophene and dibenzothiophene, containing the thiophene ring fused with one and two benzene rings, respectively.. The Property Value Unit Source IE 8.38 eV NIST Webbook IE 8.62 ± 0.05 eV NIST Webbook IE 8.62 eV NIST Webbook IE 8.57 ± 0.15 eV NIST Webbook IE 8.40 eV NIST Webbook logP oct/wat 1.51 Crippen Method P c 5138.68 kPa Joback Method S° liquid 207.82 J/mol×K NIST Webbook T boil 392.20 K NIST Webbook T boil 393.70 K NIST Webbook T boil 394.30 K NIST Webbook T boil 396.00 ± 3.00 K NIST Webbook T It is the saturated analog of thiophene.It is a volatile, colorless liquid with an intensely unpleasant odor.It is also known as thiophane, thiolane, or THT. Additional recommended knowledge. Examples of organic heteromonocyclic compounds include: . And the molecular formula of this chemical is C 4 H 8 S. It is the saturated analog of thiophene. 13C chemical shifts and conformational analysis of methyl substituted thiacyclopentanes. Surface structure and molecular orientation of self-assembled monolayers (SAMs) formed by the spontaneous adsorption of tetrahydrothiophene (THT) and thiophene (TP) on Au(111) were investigated by means of scanning tunneling microscopy (STM) and carbon K-edge near edge X-ray absorption fine structure (NEXAFS) spectroscopy. It is also known as thiolane or thiophane. It is a volatile, colorless liquid with an intensely unpleasant odor. Shop a large selection of Sulfoxides products and learn more about Alfa Aesar Tetrahydrothiophene 1-oxide, 97%. Revision: 10/05/2018 Page: 2 of 5 Tetrahydrothiophene fentanyl SAFETY DATA SHEET 2.3 Harmful if inhaled, swallowed, or in contact with skin. However, due to the resonance, the dipole moments of thiophene are smaller than those of the corresponding saturated tetrahydrothiophene. Find more compounds similar to Thiophene, tetrahydro-, 1,1-dioxide. A chemical structure of a molecule includes the arrangement of atoms and the chemical bonds that hold the atoms together. It contains a five-membered ring consisting of four carbon atoms and a sulfur atom. It is a volatile, colorless liquid with an intensely unpleasant odor. We further share the advantages and disadvantages of various odorization systems, whether wick-type, bypass, pulse bypass, drip injection, or pump injection systems. It … It is usually achieved by Appearance:contact us for more details about Tetrahydrothiophene, CAS:110-01-0 Einecs: 203-728-9 Description: FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. In order of importance, they are: thieno(3,2-b)thiophene, thieno(2,3-b)thiophene, and thieno(3,4-b)thiophene.Other isomers ... Thieno[2,3-b]thiophene CAS RN 250-84-0 b.p. Benzene and thiophene appear to absorb as bases making -bonds to the surface. Metallation of sulfur heterocycles: Alkali‐metal‐mediated magnesiation has been employed to regioselectively metallate the S‐heterocycles thiophene and tetrahydrothiophene at ambient temperature. Metallation is one of the most fundamental reactions in modern day synthesis and is a key tool in the preparation of functionalised aromatic and heterocyclic compounds. TETRAHYDROTHIOPHENE Unknown: CUS98 Thiophene, tetrahydro- Valid: CUS02 Thiophene, tetrahydro- Valid: NJ-RTK-HS Tetrahydrothiophene Valid: CUS94 Thiophene, tetrahydro- Valid: ITER Tetrahydrothiophene Valid: 12/19/2014: CA Index Thiophene, tetrahydro- Valid: ChemIDStd Metallation is one of the most fundamental reactions in modern day synthesis and is a key tool in the preparation of functionalised aromatic and heterocyclic compounds. Isn't this mean thiophene donates electron better than furan? Consisting of a planar five-membered ring, it is aromatic as indicated by its extensive substitution reactions. You can access the Free OTV value after checkout and registration. vvEPA United States Environmental Protection Agency Office of Emergency and Remedial Response Washington, DC 20460 Superfund EPA/540/S-92/008 Engineering Bulletin Slurry Walls Office of Research and Development Cincinnati, OH 45268 October 1992 Purpose Section 121 (b) of the Comprehensive Environmental Re- sponse, Compensation, and Liability Act … Tetrahydrothiophene. But what happened to dipoles??? Tetrahydrothiophene is an organosulfur compound with the formula (CH 2) 4 S. It contains a five-membered ring consisting of four carbon atoms and a sulfur atom. Besides, it is a colourless crystal. Thieno[3,4-b]thiophene CAS RN 250-65-7 m.p. With the CAS registry number 126-33-0, it is also named as 2,3,4,5-Tetrahydrothiophene-1,1-dioxide. Thiophene to tetrahydrothiophene ratios in the effluent approached a constant value ( 5.1 at 573 K and 3.0 MPa H 2) as thiophene conversions increased to above 40%, because hydrogenation reactions approach equilibrium. Sulfide (organic) - Wikipedia In the presence of a solid acid catalyst, THF reacts with hydrogen sulfide to give tetrahydrothiophene. Tetrahydrothiophene is a heterocyclic organic compound consisting of a five-membered ring containing four carbon atoms and a sulfur atom. 102 °C at 16 mmHg colorless oil. Thiophene 100 110-02-1 Ingredient name % CAS number There are no additional ingredients present which, within the current knowledge of the supplier and in the concentrations applicable, are classified as hazardous to health or the environment and hence require reporting in this section. took advantage of a bis-dehydromesylation of the tetrahydrothiophene S-oxide 14 (Scheme 1).12 In contrast, the all-carbon analogs of thiophene S -oxides, the tetra-arylcyclopentadienones (tetracyclones) 6 are routinely prepared by the Weiss reaction. Figure S1: GC/MS chromatograms comparing thiophene and commercially available thiophene derivatives. Upon hydrogenation, thiophene gives tetrahydrothiophene, C 4 H 8 S, which indeed does behave as a typical sulfide. that based on the chemistry of thiophene it is likely that the aromatic ring is hydrogenated to tetrahydrothiophene and that this compound should be considered as an inter-mediate. Tetrahydrothiophene is an organosulfur compound with the formula (CH 2) 4 S. It contains a five-membered ring consisting of four carbon atoms and a sulfur atom. Year. The reaction mainly occurs via the consecutive scheme: the reaction of thiophene with hydrogen results in the formation of tetrahydrothiophene, which partially decomposes under the action of hydrogen to yield butane and hydrogen sulfide. From moving from tetrahydrothiophene to 2,5-dihydrothiophene, there is a change of 28.89 k c a l / m o l, so ideally thiophene should have 28.89 × 2 ( = 57.78) k c a l / m o l more energy of formation, but it has only 35.85 k c a l / m o l more. Propyl sulfide. For over 30 years, Penta Manufacturing Company has played a growing role in worldwide chemistry innovations and applications. (and thanks for explanation of tetrahydrothiophene's bigger dipole. Material may be irritating to the mucous membranes and upper respiratory tract. Odour Threshold Value (OTV) for Tetrahydrothiophene CAS 110-01-0. Related to thiophene are benzothiophene and dibenzothiophene, containing … The Sulfolane is an organic compound with the formula C 4 H 8 O 2 S. The IUPAC name of this chemical is thiolane 1,1-dioxide. It is already known, as described in Czechoslovakian Patent No. Sodium-mediated magnesiation of thiophene and tetrahydrothiophene: structural contrasts with furan and tetrahydrofuran . Shop Alfa Aesar™ Tetrahydrothiophene 1-oxide, 97% at Fishersci.ca 13 A similar preparation of テトラヒドロチオフェン (tetrahydrothiophene) は、4個の炭素原子と1個の硫黄原子を含む5員環の飽和複素環式化合物である。チオフェンが水素化を受け飽和した構造をしている。揮発性の無色透明の液体で、強い不快臭を持つ。消防法に定める第4類危険物第1石油類に該当する。 The adsorption of thiophene and tetrahydrothiophene on several faces of platinum. Reference substance name: Thiophene, tetrahydro-, 1,1-dioxide, 3-(C9-11-isoalkyloxy) derivs., C10-rich EC Number: 800-172-4 CAS Number: 398141-87-2 テトラヒドロチオフェン (tetrahydrothiophene) は、4個の炭素原子と1個の硫黄原子を含む5員環の飽和複素環式化合物である。チオフェンが水素化を受け飽和した構造をしている。揮発性の無色透明の液体で、強い不快臭を持つ。消防法に定める第4類危険物第1石油類に該当する。 Thiophene, 3-(decyloxy)tetrahydro-, 1,1-dioxide. 137,032, that tetrahydrothiophene-2,5-dicarboxylic acid dimethyl ester is chlorinated to provide 3,4-dichlorotetrahydrothiophene-2,5-dicarboxylic acid dimethyl ester and then the dichlorinated thiophene derivative is thermally decomposed (dehydrochlorinated) to provide thiophene-2,5-dicarboxylic acid dimethyl ester. parent heterocycles, tetrahydrothiophene (THT) and thiophene is considered. The breakthrough sequence of the compounds over the CeO2-based adsorbents was, 1-C8 olefin °Ö toluene < thiophene < benzothiophene < 2-methyl benzothiophene < tetrahydrothiophene. Dr. Markus Neuburger has to be Thiophene is reduced to tetrahydrothiophene by sodium in alcohol or ammonia, or with palladium, cobalt, molybdenum or rhenium catalysts under carefully controlled conditions. activities of thiophene, benxothiophene, and dibenxothiophene were roughly the same. The electronic and bonding properties of MoS2, thiophene, tetrahydrothiophene and their related adsorption systems are studied by DV-X-alpha calculations on model clusters. It is a volatile, clear, colorless liquid with a strong unpleasant odor. Molecular Weight: 276.44 Molecular Formula: C14H28O3S Additional Metadata. The kinetics of thiophene hydrogenation on a palladium sulfide catalyst is studied at high hydrogen pressures. Tetrahydrothiophene (THT) and C 4 (butene/butane) form with THT/C 4 ratios that decrease with residence time but that do not depend on thiophene pressures or S-chemical potentials, indicat-ing that both form as primary products on the same surface sites and that THT can also form C 4 products via readsorption and desul-furization on such sites. Kirk-Othmer Encyclopedia of Chemical Technology. The synthesis of the tetrahydrothiophene according to the formula: ##STR13## The synthesis of this tetrahydrothiophene is analogous to the synthesis described in Example 7, with this difference that 2-tributylstannylthiophene is replaced by 2-(5-tributylstannyl-2-thienyl)-5-(2-thienyl)thiophene, which can be prepared in an analogous manner. The only exceptions to this However, when this procedure was applied to a larger amount of 4, the [bis-(2furanyl)methyl]tetrahydrothiophene derivative 8 was produced in a 5 % yield. Each hydrogenated compound (e.g., tetrahydrothiophene) was more reactive than the corresponding aromatic compound (e.g., thiophene). Shop a large selection of Thioethers products and learn more about Tetrahydrothiophene 99.0 %, TCI America. Tetrahydrothiophene is a colourless liquid with a very characteristic smell and an extremely low odour threshold at 1 ppb. Thiophene, 2-methyl- CAS 554-14-3 | Odour Threshold Value. Article commenting on the 'solubility of buckminsterfullerene in tetrahydrofuran, thiophene, tetrahydrothiophene, 1,2-dichlorobenzene, 1,2,4-trichlorobenzene and n-butylamine.' Heteromonocyclic Organic Compound In organic chemistry, as an organic heterocyclic compound, an Organic Heteromonocyclic Compound is a heteromonocyclic compound, having a single ring of atoms of at least two different elements, and at least on being a carbon atom. The hydrodesulfurization (HDS) of tetrahydrothiophene was studied over model catalysts prepared by deposition of Co and Mo thin films on a stainless‐steel foil covered with graphite. Metallation of sulfur heterocycles: Alkali‐metal‐mediated magnesiation has been employed to regioselectively metallate the S‐heterocycles thiophene and tetrahydrothiophene at ambient temperature. Thegovernment requires natural gas to be odorized as a safety measure since it is combustible and odorless. Examples of organic heteromonocyclic compounds include: . Mostly, this compound is only reported in high pressure thiophene HDS studies (4). Shop a large selection of Chemicals products and learn more about Alfa Aesar™ Tetrahydrothiophene 1-oxide, 97%: Chemicals Products . Claudio Bianchini, Andrea Meli, Maurizio Peruzzini, Francesco Vizza, Veronica Herrera, and ; Roberto A. Sanchez-Delgado It was demonstrated that the HDS of thiophene on a MoS 2 /γ-Al 2 O 3 catalyst proceeds preferentially by the hydrogenation pathway to form tetrahydrothiophene, followed by desulfurization. Magnetic Resonance in Chemistry. HDS model systems. It is a volatile, clear, colorless liquid with a strong unpleasant odor. The bond angle C 2 S C 5 = 93 degrees is smaller than its oxygen counterpart THF (106.4 degrees) because of … Title. It is a volatile, colorless liquid with an intensely unpleasant odor. Title. Supplemental Materials Table S1: pH dependent formation of thiophene in the presence of NiS. This page contains information on the chemical Tetrahydrothiophene including: 16 synonyms/identifiers; U.S. Code of Federal Regulations Title 49 Section 172 shipping regulations and proper shipping name; USDOT 2008 Emergency Response Guidebook initial response information. Methyl sllbstit~lents on benzothiophene had almost no 1984. PD Dr. Daniel Häusinger is thanked for numerous 2D- and other exotic NMR experiments concerning structure determination of diastereomers of tetrahydrothiophene 1,1-dioxides. * Tetrahydrothiophene is a FLAMMABLE LIQUID and a FIRE HAZARD. On all of these surfaces, thiophene was found to desulfurize at 350 K to form a multiply-bound cyclic structure which dehydrogenated above 400 K. Tetrahydrothiophene appears to undergo ring opening upon … It is a volatile, colorless liquid with an intensely unpleasant odor. In order to achieve our target precursor molecule, 1,3-dihydroferroceno[c]thiophene, we reacted 1,2-di(hydroxymethyl)ferrocene with H2S/H2SO4 and Na2S/HBF4 respectively. 25ML. Articles of Tetrahydrothiophene 1-oxide are included as well. München 1993 - 0044-2968/93 $3.00 + 0.00 Crystal structure of (tetrahydrothiophene)trichlorogold(III), C4H8AuC13S P. G. Jones and E. Bembenek Institut für Analytische und Anorganische Chemie, Technische Universität Braunschweig. Products containing tetrahydrothiophene are commercially available to industrial customers only. The present study provides a useful insight into the design of hydrogenation thiophene and its … Besides, it is a colourless crystal. Tetrahydrothiophene is an organosulfur compound with the formula (CH 2) 4S. It contains a five-membered ring consisting of four carbon atoms and a sulfur atom. It is the saturated analog of thiophene. It is a volatile, colorless liquid with an intensely unpleasant odor. The TPRS traces for thiophene and tetrahydrothiophene appear quite different from one another, as shown in Figures 3 and 4, respectively. 18760-44-6 - ZMLKENVAWQJBIR-UHFFFAOYSA-N - 3-(Decyloxy)tetrahydrothiophene 1,1-dioxide - Similar structures search, synonyms, formulas, resource links, and other chemical information. 0,00 € – 3.500,00 €. Canadian Journal of Chemistry. 2-Methyl-Thiophene 3-Methyl-Thiophene Tetrahydrothiophene Ethyl Methyl Disulfide Diethyl Disulfide Thiophenol Benzo[b] Thiophene Methylbenzothiophenes Dimethylbenzothiophenes Diphenyl Sulfide Dibenzothiophene And others… Certain odorous sulfur compounds, such as ethyl mercaptan, tetrahydrothiophene, and occasionally thiophene are 110-01-0. The product's category is Organics. Material may be irritating to the mucous membranes and upper respiratory tract.

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