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3,4-二甲基噻吩

CAS 632-15-5C6H8SMW 112.19

本页收录 3,4-二甲基噻吩,CAS 登记号为 632-15-5,分子式 C6H8S,分子量 112.19,归类于有机化学品。作为主营产品之一,济南圣和化工有限公司 可提供从公斤级到吨级的稳定供货,随货附 COA 与质检资料。

产品概览

CAS号632-15-5
分子式C6H8S
分子量112.19
沸点144.00 to 146.00 °C. @ 760.00 mm Hg
LogP2.3
纯度按批次COA提供(不公开发布)
包装按订单/批次确认(不公开发布)
应用领域有机化学品
类别有机化学品

应用领域

有机化学品

3,4-二甲基噻吩在有机化学品领域使用广泛。采购前请确认纯度等级与包装形式,以批次 COA 为验收依据。

包装与储存

包装规格按订单/批次确认(不公开发布)
纯度规格按批次COA提供(不公开发布)
储存条件密封、阴凉干燥处保存
运输常规化工运输
样品可协商提供
交期现货/按订单安排

供应说明:3,4-二甲基噻吩 常规包装为按订单/批次确认(不公开发布),储存时应密封置于阴凉干燥处,避免与氧化剂混放。济南圣和化工有限公司 支持国内物流发货,大货交期与运费以订单确认为准。

质量与文件

每批产品随货提供 COA(分析证书);可按需提供 MSDS/技术数据表及第三方检测报告。纯度与包装以批次 COA 及订单确认为准。

关于供应商

济南圣和化工有限公司位于山东济南,主营化工原料供应,精选产品 3,000+ 种,覆盖有机化学品、无机化学品、食品添加剂、医药中间体等 12 大分类。我们随货提供 COA 分析证书,一个工作日内回复报价,欢迎国内外采购方长期合作。

常见问题

3,4-二甲基噻吩 的 CAS 号是多少?

3,4-二甲基噻吩 的 CAS 号为 632-15-5。

该产品的纯度和包装规格是什么?

常规纯度规格为 按批次COA提供(不公开发布),包装为 按订单/批次确认(不公开发布),随货提供 COA。

3,4-二甲基噻吩 有什么用途?

主要应用于有机化学品。

如何购买或获取报价?

请发送邮件至 info@591daili.com 或通过 WhatsApp 联系,注明产品名称、CAS 号与需求数量,一个工作日内回复报价。供应商:济南圣和化工有限公司。

PubChem 公开数据

Description

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).

Identification

CAS Registry Number632-15-5
PubChem CID79089
Molecular formulaC6H8S
IUPAC name3,4-dimethylthiophene
UNII (FDA)96Q084Q43E
FEMA number4645
JECFA number2110

Computed Descriptors

Molecular Weight112.19
XLogP32.3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass112.03467143
Monoisotopic Mass112.03467143
Topological Polar Surface Area28.2
Heavy Atom Count7
Formal Charge0

Physical & Chemical Properties

Boiling Point144.00 to 146.00 °C. @ 760.00 mm Hg
Boiling Point144-146 °C
Density1.002-1.008 (20 °C)
Refractive Index1.517-1.523

Physical description & handling notes

  • Colourless to pale yellow liquid; Savoury roasted onion aroma
  • Practically insoluble to insoluble in water
  • Soluble (in ethanol)

Regulatory Status

Regulatory & Food ContactFDA 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

GHS Hazard Classification

Reported hazard statementsH226 (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]

Documented Uses

  • Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
  • Flavoring Agents -> JECFA Flavorings Index

Synonyms

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

Frequently Asked Questions

What are the CAS number and molecular formula of 3,4-dimethylthiophene?

CAS 632-15-5; molecular formula C6H8S; molecular weight — g/mol.

What other names is 3,4-dimethylthiophene known by?

3,4-Dimethylthiophene, 632-15-5, Thiophene, 3,4-dimethyl-, 3,4-dimethyl-thiophene, UNII-96Q084Q43E, CHEBI:89511.

What is the regulatory status of 3,4-dimethylthiophene?

Documented regulatory listings: FDA Substance added to food: FLAVORING AGENT OR ADJUVANT; FLAVOURING_AGENT: Flavouring Agent; Flavoring Agents.

Is 3,4-dimethylthiophene classified as hazardous?

Hazard statements reported: H226, H302, H312, H332.

What are the key physical properties of 3,4-dimethylthiophene?

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.

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English page: 3,4-dimethylthiophene

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