CAS Number1918-78-1
Synonyms2-Methyl-thiophen-3-carbonsaeure; 2-Methyl-3-thenoic acid; 2-methyl-3-thiophene carboxylic acid; 2-methylthiophene carboxylic acid; 2-Methylthiophene-3-carboxylic acid; 2-methyl-thiophene-3-carboxylic acid; 2-Methyl-3-thiophenecarboxylic acid; 3-Carboxy-2-methylthiophene
Molecular FormulaC6H6O2S
Molecular Weight142.178
Density1.3±0.1 g/cm3
Boiling Point271.5±20.0 °C at 760 mmHg
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 1918-78-1 |
| Catalog No. | 2A-9070775 |
| Chinese Name | 2-甲基-3-噻吩甲酸 |
| Synonyms | 2-Methyl-thiophen-3-carbonsaeure; 2-Methyl-3-thenoic acid; 2-methyl-3-thiophene carboxylic acid; 2-methylthiophene carboxylic acid; 2-Methylthiophene-3-carboxylic acid; 2-methyl-thiophene-3-carboxylic acid; 2-Methyl-3-thiophenecarboxylic acid; 3-Carboxy-2-methylthiophene |
| Molecular Formula | C6H6O2S |
| Molecular Weight | 142.178 |
| Density | 1.3±0.1 g/cm3 |
| Boiling Point | 271.5±20.0 °C at 760 mmHg |
| Storage Condition | room temperature, dry |
| HTC | 2934999090 |
| PubChem ID | 6816345 |
| MDL Number | MFCD01859891 |
| SMILES | Cc1sccc1C(=O)O |
| InChI | InChI=1S/C6H6O2S/c1-4-5(6(7)8)2-3-9-4/h2-3H,1H3,(H,7,8) |
| InChI Key | YJZOPBSZDIBXBG-UHFFFAOYSA-N |
| MSDS | msds/70775_1_1918_78_1.pdf |
| Use of | health and chemical hazard data given on this sheet. Store in closed vessels, refrigerated. Section8. Exposure Controls / Personal protection Engineering Controls: Use only in a chemical fume hood. Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles. General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse. Section9. Physical and chemical properties Appearance:Not specified Boiling point:No data Melting point: Flash point:No data Molecular formula:C6H6O2S Molecular weight:142.2 Section10. Stability and reactivity Conditions to avoid: Heat, flames and sparks. Materials to avoid: Oxidizing agents. Possible hazardous combustion products: Carbon monoxide, sulfur oxides. Section11. Toxicological information Section12. Ecological information Section13. Disposal consideration Arrange disposal as special waste, by licensed disposal company, in consultation with local waste disposal authority, in accordance with national and regional regulations. Section14. Transportation information Non-harzardous for air and ground transportation. Section15. Regulatory information No chemicals in this material are subject to the reporting requirements of SARA Title III, Section 302, or have known CAS numbers that exceed the threshold reporting levels established by SARA Title III, Section 313. SECTION 16 - ADDITIONAL INFORMATION Safety Information HS Code 2934999090 Synthetic Route Thiophene-3-car... methyl iodide 2-Methylthiophe... Literature: Lang, Martin; Seifert, Markus H.-J.; Wolf, Kristina K.; Aschenbrenner, Andrea; Baumgartner, Roland; Wieber, Tanja; Trentinaglia, Viola; Blisse, Marcus; Tajima, Nobumitsu; Yamashita, Tokuyuki; Vitt, Daniel; Noda, Hitoshi Bioorganic and Medicinal Chemistry Letters, 2011 , vol. 21, # 18 p. 5417 - 5422 methyl iodide 2-Methylthiophe... Diethyl ether Thiophene-3-car... methyl iodide 2-Methylthiophe... Literature: US5475022 A1, ; Precursor & DownStream Precursor 9 CAS#:88-13-1 Thiophene-3-car... CAS#:74-88-4 methyl iodide CAS#:60-29-7 Diethyl ether CAS#:19432-66-7 Ethyl 2-methylt... DownStream 8 CAS#:84815-20-3 2-methylthiophe... CAS#:53562-51-9 Methyl 2-methyl... CAS#:1451-95-2 2,3-Thiophenedi... CAS#:1259396-11-6 methyl 5-bromo-... |
| Tax Rebate | 13.0% |
| Supervision | None. MFN tariff: 6.5%. Ordinary tariff: 20.0% |
| Transport Info | Product name: Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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