3,4-二甲基噻吩，CAS 登记号 632-15-5，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于有机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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本页已列出 3,4-二甲基噻吩 的 CAS 号：632-15-5，可与随货 COA 核对。
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3,4-dimethylthiophene · CAS 632-15-5 · C6H8S. UNII 96Q084Q43E. Boiling Point: 144.00 to 146.00 °C. @ 760.00 mm Hg; Boiling Point: 144-146 °C; Density: 1.002-1.008 (20 °C).
| CAS Registry Number | 632-15-5 |
|---|---|
| PubChem CID | 79089 |
| Molecular formula | C6H8S |
| IUPAC name | 3,4-dimethylthiophene |
| UNII (FDA) | 96Q084Q43E |
| FEMA number | 4645 |
| JECFA number | 2110 |
| Molecular Weight | 112.19 |
|---|---|
| XLogP3 | 2.3 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 112.03467143 |
| Monoisotopic Mass | 112.03467143 |
| Topological Polar Surface Area | 28.2 |
| Heavy Atom Count | 7 |
| Formal Charge | 0 |
| Boiling Point | 144.00 to 146.00 °C. @ 760.00 mm Hg |
|---|---|
| Boiling Point | 144-146 °C |
| Density | 1.002-1.008 (20 °C) |
| Refractive Index | 1.517-1.523 |
| Regulatory & Food Contact | FDA Substance added to food: FLAVORING AGENT OR ADJUVANT FLAVOURING_AGENT: Flavouring Agent Flavoring Agents Baked Onion No safety concern at current levels of intake when used as a flavouring agent TRS 974-JECFA 76 |
|---|
| Reported hazard statements | H226 (100%), H302, H312, H332 (100%) |
|---|
H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]
H302+H312+H332 (100%): Harmful if swallowed, in contact with skin or if inhaled [Warning Acute toxicity, oral; acute toxicity, dermal; acute toxicity, inhalation]
3,4-Dimethylthiophene; 632-15-5; Thiophene, 3,4-dimethyl-; 3,4-dimethyl-thiophene; UNII-96Q084Q43E; CHEBI:89511; 96Q084Q43E; FEMA NO. 4645; DTXSID40212549; RefChem:91229; FEMA 4645; DTXCID20135040; 874-601-9; GPSFYJDZKSRMKZ-UHFFFAOYSA-N; MFCD01764731; SCHEMBL129408
CAS 632-15-5; molecular formula C6H8S; molecular weight — g/mol.
3,4-Dimethylthiophene, 632-15-5, Thiophene, 3,4-dimethyl-, 3,4-dimethyl-thiophene, UNII-96Q084Q43E, CHEBI:89511.
Documented regulatory listings: FDA Substance added to food: FLAVORING AGENT OR ADJUVANT; FLAVOURING_AGENT: Flavouring Agent; Flavoring Agents.
Hazard statements reported: H226, H302, H312, H332.
Boiling Point: 144.00 to 146.00 °C. @ 760.00 mm Hg; Boiling Point: 144-146 °C; Density: 1.002-1.008 (20 °C); Refractive Index: 1.517-1.523.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.