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2,4-Dihydroxybenzoic acid

2,4-Dihydroxybenzoic acid structure

CAS No:
89-86-1
Formula:
C7H6O4
Chemical Name:
2,4-Dihydroxybenzoic acid
Synonyms:
Benzoic acid,2,4-dihydroxy-;β-Resorcylic acid;2,4-Dihydroxybenzoic acid;4-Hydroxysalicylic acid;p-Hydroxysalicylic acid;4-Carboxyresorcinol;β-Resorcinolic acid;Coupler 320;NSC 13564;NSC 4740
Categories:
Pharmaceutical Intermediates > Bulk Drug Intermediates

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Description

2,4-Dihydroxybenzoic acid is a degradation product of cyaniding glycoside from tart cheeries in cell culture.

DryPowder|Solid|hydrated white crystals with a faint phenolic odour

2,4-Dihydroxybenzoic acid Basic Attributes

Molecular Weight：

154.12000

Exact Mass：

154.12

EC Number：

201-946-9

UNII：

LU39SC9JYL

NSC Number：

13564|4740

DSSTox ID：

DTXSID0025074

HScode：

2942000000

Characteristics

PSA：

77.76000

XLogP3：

1.6

Appearance：

DryPowder

Density：

1.559 g/cm3

Melting Point：

226 °C (decomp)

Boiling Point：

414.8ºC at 760 mmHg

Flash Point：

218.8ºC

Refractive Index：

1.671

Water Solubility：

H2O: 8 g/L (20 ºC)

Storage Conditions：

Store in a cool, dry, well-ventilated area away from incompatible substances. Keep containers tightly closed.

PKA：

3.11(at 25 °C)

Dissociation Constants：

3.11 (at 25 °C)

Safety Information

Transport codes：

NONH for all modes of transport

wgk germany：

hazard class code：

R36/37/38

safety instructions：

S26-S37/39

RTECS Number：

VH3708050

Marks：

Stability/Shelf Life：

Stable under normal temperatures and pressures.

Precautionary statement(s)：

P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501

Hazard Statements：

H315

GHS Classification：

|Warning|H315 (90.74%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 54 companies from 10 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Drug Information

MeSH Entry Terms：

2,4-dihydroxybenzoate

2,4-Dihydroxybenzoic acid Use and Manufacturing

Uses

Intermediate for dyestuffs and drugs.

Intermediates

Explosive materials

Manufacturing Info：

All other basic organic chemical manufacturing|Benzoic acid, 2,4-dihydroxy-: ACTIVE

Use Classification：

Food additives -> Flavoring Agents

Food Additive Classes：

Flavoring Agents

Computed Properties

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
Complexity:157
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Material

1-Methoxy-2-propanol

Resorcinol

Butyllithium

Carbon dioxide

Sodium methoxide

Sodium bicarbonate

3-Methoxybutanol

Potassium bicarbonate

Glycerol

Salicylic acid

Nitric acid

Downstream Products

Resorcinol

Carbon dioxide

Price Analysis

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Data: 2026-08-23
Price: 145000.00Yuan/ton
Change: 0

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Guide of 2,4-Dihydroxybenzoic acid

Description
Basic Attributes
Characteristics
Safety Information
Drug Information
Use and Manufacturing
Computed Properties
Material
Downstream Products
Price Analysis
Recommended Suppliers
Latest News
Learn More Other Chemicals

2,4-Dihydroxybenzoic acid

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