2,4-二羟基苯甲酸

Name: 2,4-二羟基苯甲酸
Brand: 济南圣和化工有限公司

CAS 89-86-1C7H6O4MW 154.12

济南圣和化工有限公司现供应有机化学品——2,4-二羟基苯甲酸（CAS 89-86-1），分子式 C7H6O4，分子量 154.12。本页理化参数仅供参考，实际常规纯度按批次COA提供(不公开发布)，以批次 COA 及订单确认为准，支持批量采购与长期供货协议。

产品概览

CAS号	89-86-1
分子式	C7H6O4
分子量	154.12
熔点	226
沸点	309.00 to 310.00 °C. @ 760.00 mm Hg
LogP	1.63
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

该产品的下游应用集中在有机化学品。不同客户工艺差异较大，我们支持按需提供样品与小批量试用。

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：2,4-二羟基苯甲酸常规包装为按订单/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 2,4-二羟基苯甲酸以外的配套原料，也欢迎一并列出需求清单。

常见问题

2,4-二羟基苯甲酸的 CAS 号是多少？

2,4-二羟基苯甲酸的 CAS 号为 89-86-1。

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。

2,4-二羟基苯甲酸有什么用途？

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

2,4-Dihydroxybenzoic acid · CAS 89-86-1 · C7H6O4. UNII LU39SC9JYL. Boiling Point: 309.00 to 310.00 °C. @ 760.00 mm Hg; Melting Point: 226; Melting Point: 218 - 219 °C.

Identification

CAS Registry Number	89-86-1
PubChem CID	1491
Molecular formula	C7H6O4
IUPAC name	2,4-dihydroxybenzoic acid
UNII (FDA)	LU39SC9JYL
FEMA number	3798
JECFA number	908

Computed Descriptors

Molecular Weight	154.12
XLogP3	1.6
Hydrogen Bond Donor Count	3
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	1
Exact Mass	154.02660867
Monoisotopic Mass	154.02660867
Topological Polar Surface Area	77.8
Heavy Atom Count	11
Formal Charge	0

Physical & Chemical Properties

Boiling Point	309.00 to 310.00 °C. @ 760.00 mm Hg
Melting Point	226
Melting Point	218 - 219 °C
Solubility	5780
Solubility	5.78 mg/mL at 25 °C
Vapor Pressure	0.0000021 [mmHg]
LogP	1.63
LogP	1.41
Dissociation Constants	3.11 (at 25 °C)

Physical description & handling notes

Solid; [Merck Index] White powder; [Alfa Aesar MSDS]
Solid
hydrated white crystals with a faint phenolic odour
soluble in hot water, organic solvents, oils
soluble (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 No safety concern at current levels of intake when used as a flavouring agent TRS 909-JECFA 57/84

GHS Hazard Classification

Reported hazard statements	H315 (89.1%), H319 (90.9%), H335 (87.3%)

H315 (89.1%): Causes skin irritation [Warning Skin corrosion/irritation]

H319 (90.9%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

Documented Uses

Used as a test reagent for iron and an intermediate (dyestuffs and drugs); [Merck Index] Used as flavoring agent or adjuvant; [FDA]
Synthetic Polymer MALDI Matrix Compounds
Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
Flavoring Agents -> JECFA Flavorings Index
Benzoic acid, 2,4-dihydroxy-: ACTIVE

Synonyms

2,4-dihydroxybenzoic acid; 89-86-1; beta-Resorcylic acid; 4-Hydroxysalicylic acid; 4-Carboxyresorcinol; p-Hydroxysalicylic acid; Benzoic acid, 2,4-dihydroxy-; beta-Resorcinolic acid; RESORCYLIC ACID, BETA; Coupler 320; DTXSID0025074; LU39SC9JYL; NSC-4740; NSC-13564; DTXCID205074; FEMA NO. 3798

Frequently Asked Questions

What are the CAS number and molecular formula of 2,4-Dihydroxybenzoic acid?

CAS 89-86-1; molecular formula C7H6O4; molecular weight — g/mol.

What other names is 2,4-Dihydroxybenzoic acid known by?

2,4-dihydroxybenzoic acid, 89-86-1, beta-Resorcylic acid, 4-Hydroxysalicylic acid, 4-Carboxyresorcinol, p-Hydroxysalicylic acid.

What is the regulatory status of 2,4-Dihydroxybenzoic acid?

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

Is 2,4-Dihydroxybenzoic acid classified as hazardous?

Hazard statements reported: H315, H319, H335.

What are the key physical properties of 2,4-Dihydroxybenzoic acid?

Boiling Point: 309.00 to 310.00 °C. @ 760.00 mm Hg; Melting Point: 226; Melting Point: 218 - 219 °C; Solubility: 5780.

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.