5-甲基-2-噻吩甲醛

Name: 5-甲基-2-噻吩甲醛
Brand: 济南圣和化工有限公司

CAS 13679-70-4C6H6OSMW 126.18主营产品

5-甲基-2-噻吩甲醛（CAS 13679-70-4）属主营产品类产品，分子式 C6H6OS，分子量 126.18。济南圣和化工有限公司常年现货供应该产品，常规纯度按批次COA提供(不公开发布)，可按客户需求安排分装包装，欢迎邮件或来电询价。

产品概览

CAS号	13679-70-4
分子式	C6H6OS
分子量	126.18
沸点	113-114 °C (25 mm Hg)
LogP	1.8
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	食用香精；有机化学品
类别	主营产品\|食用香精\|有机化学品

应用领域

食用香精；有机化学品

目前 5-甲基-2-噻吩甲醛主要服务于食用香精与有机化学品两大方向。我们可按应用场景提供不同规格，随货 COA 列明实测指标，方便您做入厂检验比对。

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：5-甲基-2-噻吩甲醛常规包装为按订单/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，精选产品齐全，覆盖有机化学品、无机化学品、食品添加剂、医药中间体等多个大类。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

5-甲基-2-噻吩甲醛的 CAS 号是多少？

5-甲基-2-噻吩甲醛的 CAS 号为 13679-70-4。

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。

5-甲基-2-噻吩甲醛有什么用途？

主要应用于食用香精；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

5-Methyl-2-thiophenecarboxaldehyde is identified by CAS 13679-70-4, molecular formula C6H6OS and molecular weight 126.01 g/mol. UNII UDF14S002L; ChEBI 179842; InChIKey VAUMDUIUEPIGHM-UHFFFAOYSA-N. Boiling Point: 113-114 °C (25 mm Hg); Density: 1.168-1.172; Refractive Index: 1.574-1.586.

Identification

CAS Registry Number	13679-70-4
PubChem CID	61663
Molecular formula	C6H6OS
Molecular weight	126.01 g/mol
IUPAC name	5-methylthiophene-2-carbaldehyde
InChIKey	VAUMDUIUEPIGHM-UHFFFAOYSA-N
UNII (FDA)	UDF14S002L
ChEBI ID	CHEBI:179842
FEMA number	3209
JECFA number	1050

Computed Descriptors

Molecular Weight	126.18
XLogP3	1.8
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	1
Exact Mass	126.01393598
Monoisotopic Mass	126.01393598
Topological Polar Surface Area	45.3
Heavy Atom Count	8
Formal Charge	0

Physical & Chemical Properties

Boiling Point	113-114 °C (25 mm Hg)
Density	1.168-1.172
Refractive Index	1.574-1.586

Physical description & handling notes

Pale yellow, gold, orange or dark brown liquid; roasted, nutty odour
Soluble in most organic solvents
Miscible at room temperature (in ethanol)

Regulatory Status

Regulatory & Food Contact	EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Sulfur No safety concern at current levels of intake when used as a flavouring agent
GHS notification summary	4.8% (66 / 1383)

GHS Hazard Classification

GHS notification summary	4.8% (66 / 1383)
Reported hazard statements	H302 (93%)

This chemical does not meet GHS hazard criteria for 4.8% (66 of 1383) of reports.

H302 (93%): Harmful if swallowed [Warning Acute toxicity, oral]

Documented Uses

Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
Flavoring Agents -> JECFA Flavorings Index
2-Thiophenecarboxaldehyde, 5-methyl-: ACTIVE

Synonyms

13679-70-4; 5-METHYL-2-THIOPHENECARBOXALDEHYDE; 5-Methylthiophene-2-carbaldehyde; 5-Methylthiophene-2-carboxaldehyde; 2-Thiophenecarboxaldehyde, 5-methyl-; 2-Formyl-5-methylthiophene; 5-Methyl-2-formylthiophene; 5-Methylthiophene-2-aldehyde; bread thiophene; 5-Methyl-2-thiophencarboxaldehyde; FEMA No. 3209; DTXSID0047169; thiophene, 2-Methyl, 5-formyl; 5-Methyl-2-carboxaldehyde-thiophene; EINECS 237-178-6; Thiophen-2-carboxaldehyde, 5-methyl

Frequently Asked Questions

What are the CAS number and molecular formula of 5-Methyl-2-thiophenecarboxaldehyde?

CAS 13679-70-4; molecular formula C6H6OS; molecular weight 126.01 g/mol.

What other names is 5-Methyl-2-thiophenecarboxaldehyde known by?

13679-70-4, 5-METHYL-2-THIOPHENECARBOXALDEHYDE, 5-Methylthiophene-2-carbaldehyde, 5-Methylthiophene-2-carboxaldehyde, 2-Thiophenecarboxaldehyde, 5-methyl-, 2-Formyl-5-methylthiophene.

What is the regulatory status of 5-Methyl-2-thiophenecarboxaldehyde?

Documented regulatory listings: EU Flavoring substances; FDA Substance added to food: FLAVORING AGENT OR ADJUVANT; Flavoring Agents.

Is 5-Methyl-2-thiophenecarboxaldehyde classified as hazardous?

4.8% of GHS notifications report no hazard classification (66 of 1383).

What are the key physical properties of 5-Methyl-2-thiophenecarboxaldehyde?

Boiling Point: 113-114 °C (25 mm Hg); Density: 1.168-1.172; Refractive Index: 1.574-1.586.

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.