3,4-二氢香豆素

Name: 3,4-二氢香豆素
Brand: 济南圣和化工有限公司

CAS 119-84-6C9H8O2MW 148.16主营产品

济南圣和化工主营供应 3,4-二氢香豆素（CAS 119-84-6），归类于主营产品，分子式 C9H8O2，分子量 148.16。我们面向国内化工贸易与生产企业提供稳定的现货供应，报价响应快，支持对公转账并可开具增值税发票。

产品概览

CAS号	119-84-6
分子式	C9H8O2
分子量	148.16
熔点	77 °F (NTP, 1992)
沸点	522 °F at 760 mmHg (NTP, 1992)
LogP	1.6
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 3,4-二氢香豆素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：3,4-二氢香豆素常规包装为按订单/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

选择济南圣和化工有限公司的理由：产品信息透明（含 CAS、分子式、理化参数）、报价响应快（一个工作日内）、单证齐全（COA/MSS/质检资料按需提供）、支持批量与长期协议供货。如需 3,4-二氢香豆素以外的配套原料，也欢迎一并列出需求清单。

常见问题

3,4-二氢香豆素的 CAS 号是多少？

3,4-二氢香豆素的 CAS 号为 119-84-6。

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。

3,4-二氢香豆素有什么用途？

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

BENZODIHYDROPYRONE · CAS 119-84-6 · C9H8O2. UNII NM5K1Y1BT2. Boiling Point: 522 °F at 760 mmHg (NTP, 1992); Boiling Point: 272 °C; Boiling Point: 271.00 to 272.00 °C. @ 760.00 mm Hg.

Identification

CAS Registry Number	119-84-6
PubChem CID	660
Molecular formula	C9H8O2
IUPAC name	3,4-dihydrochromen-2-one
UNII (FDA)	NM5K1Y1BT2
FEMA number	2381
JECFA number	1171

Computed Descriptors

Molecular Weight	148.16
XLogP3	1.6
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	0
Exact Mass	148.052429494
Monoisotopic Mass	148.052429494
Topological Polar Surface Area	26.3
Heavy Atom Count	11
Formal Charge	0

Physical & Chemical Properties

Boiling Point	522 °F at 760 mmHg (NTP, 1992)
Boiling Point	272 °C
Boiling Point	271.00 to 272.00 °C. @ 760.00 mm Hg
Melting Point	77 °F (NTP, 1992)
Melting Point	25 °C
Flash Point	266 °F (NTP, 1992)
Flash Point	130 °C
Solubility	1:2.5-3.5 IN 70% ALCOHOL
Solubility	In water, 3,000 mg/l at 37 °C
Solubility	3 mg/mL at 37 °C

Physical description & handling notes

3,4-dihydrocoumarin is a white to pale yellow clear oily liquid with a sweet odor. Solidifies around room temperature. (NTP, 1992)
White to light yellow liquid; Colorless solid; [HSDB] Low melting solid; mp = 24-26 deg C; [MSDSonline]
Solid
colourless to pale yellow liquid; coconut-like aroma
Leaflets
White to light yellow, oily liquid

Regulatory Status

Regulatory & Food Contact	EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Dairy No safety concern at current levels of intake when used as a flavouring agent

GHS Hazard Classification

Reported hazard statements	H302, H317 (97.4%)

H302 (> 99.9%): Harmful if swallowed [Warning Acute toxicity, oral]

H317 (97.4%): May cause an allergic skin reaction [Warning Sensitization, Skin]

Documented Uses

Used in perfumes and flavors--has GRAS status in US; [HSDB]
...Used in perfumery industry for its haylike odor.
It has GRAS status and can be used as a food flavor ingredient with a sweet caramel-like taste.
... In woodruff-type flavor compositions.
Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
Flavoring Agents -> JECFA Flavorings Index

Synonyms

dihydrocoumarin; 3,4-dihydrocoumarin; 119-84-6; hydrocoumarin; Benzodihydropyrone; melilotin; 2-chromanone; 1,2-benzodihydropyrone; melilotic lactone; Melilotine; Oxochroman; 2H-1-Benzopyran-2-one, 3,4-dihydro-; Chroman, 2-oxo-; Dihydrobenzopyrone; Usaf do-12; Coumarin, 3,4-dihydro-

Frequently Asked Questions

What are the CAS number and molecular formula of BENZODIHYDROPYRONE?

CAS 119-84-6; molecular formula C9H8O2; molecular weight — g/mol.

What other names is BENZODIHYDROPYRONE known by?

dihydrocoumarin, 3,4-dihydrocoumarin, 119-84-6, hydrocoumarin, Benzodihydropyrone, melilotin.

What is the regulatory status of BENZODIHYDROPYRONE?

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

Is BENZODIHYDROPYRONE classified as hazardous?

Hazard statements reported: H302, H317.

What are the key physical properties of BENZODIHYDROPYRONE?

Boiling Point: 522 °F at 760 mmHg (NTP, 1992); Boiling Point: 272 °C; Boiling Point: 271.00 to 272.00 °C. @ 760.00 mm Hg; Melting Point: 77 °F (NTP, 1992).

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.