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5-Hydroxy-2-methyl-benzoic acid

5-Hydroxy-2-methyl-benzoic acid Structure
5-Hydroxy-2-methyl-benzoic acid structure
CAS No.
578-22-3
Chemical Name:
5-Hydroxy-2-methyl-benzoic acid
Synonyms
5,2-Cresotic acid;5-Hydroxy-o-toluic Acid;5-hydroxy-2-Methybenzoic acid;5-Hydroxy-2-methyl-benzoic acid;Benzoic acid, 5-hydroxy-2-methyl-;5-Hydroxy-2-methylbenzoic acid 98%;5-Hydroxy-2-methylbenzoic acid, 97%,
CBNumber:
CB81010802
Molecular Formula:
C8H8O3
Molecular Weight:
152.15
MDL Number:
MFCD09833184
MOL File:
578-22-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:55:10
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5-Hydroxy-2-methyl-benzoic acid Properties

Melting point 182-187 °C
Boiling point 343.8±30.0 °C(Predicted)
Density 1.304
storage temp. 2-8°C
pka 3.78±0.25(Predicted)
form powder to crystal
color White to Brown
Water Solubility Slightly soluble in water.
InChI 1S/C8H8O3/c1-5-2-3-6(9)4-7(5)8(10)11/h2-4,9H,1H3,(H,10,11)
InChIKey ZIOYQUNKXJQXQY-UHFFFAOYSA-N
SMILES Cc1ccc(O)cc1C(O)=O
FDA UNII QXF6B38ZRK
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Corrosion (GHS05)Exclamation Mark (GHS07)
GHS05,GHS07
Signal word  Danger
Hazard statements  H302-H315-H318-H335
Precautionary statements  P280-P301+P312+P330-P302+P352-P305+P351+P338+P310
target organs Respiratory system
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xn
Risk Statements  22-37/38-41
Safety Statements  26
WGK Germany  3
HazardClass  IRRITANT
HS Code  2918290090
Storage Class 11 - Combustible Solids
Hazard Classifications Acute Tox. 4 Oral
Eye Dam. 1
Skin Irrit. 2
STOT SE 3
NFPA 704
0
2 0

5-Hydroxy-2-methyl-benzoic acid price More Price(61)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 696366 5-Hydroxy-2-methylbenzoic acid 97% 578-22-3 1g $40.2 2023-06-20 Buy
TCI Chemical H1586 5-Hydroxy-2-methylbenzoic Acid >98.0%(GC) 578-22-3 1g $38 2026-04-30 Buy
TCI Chemical H1586 5-Hydroxy-2-methylbenzoic Acid >98.0%(GC) 578-22-3 5g $125 2026-04-30 Buy
Usbiological 284560 2-Methyl-5-hydroxybenzoic acid Asreported 578-22-3 2g $333 2026-06-03 Buy
Usbiological 284560 2-Methyl-5-hydroxybenzoic acid Asreported 578-22-3 5g $459 2026-06-03 Buy
Product number Packaging Price Buy
696366 1g $40.2 Buy
H1586 1g $38 Buy
H1586 5g $125 Buy
284560 2g $333 Buy
284560 5g $459 Buy

5-Hydroxy-2-methyl-benzoic acid Chemical Properties, Uses, Production

Uses

5-Hydroxy-2-methylbenzoic acid is used as a pharmaceutical intermediate.

5-Hydroxy-2-methyl-benzoic acid Preparation Products And Raw materials

Raw materials

Preparation Products

Methyl-5-methoxy-2-methylbenzoate 5-hydroxy-2-Methylbenzoyl chloride

5-Hydroxy-2-methyl-benzoic acid Suppliers

Global Suppliers ( 231)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
ChemFuture PharmaTech (Jiangsu) Ltd 5108538618 suger.wang@chemfuture.com China 832 65
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Ark Pharm, Inc. 847-367-3680 sales@arkpharminc.com United States 1669 56
Beijing Ouhe Technology Co., Ltd 13552068683 13522913783 2355560935@qq.com China 11777 60
JinYan Chemicals(ShangHai) Co.,Ltd. 13817811078 sales@jingyan-chemical.com China 9963 60
Accela ChemBio Co.,Ltd. 021-50795510 4000665055 marketing@accelachem.com China 10972 64
Nanjing Chemlin Chemical Co., Ltd 025-83697070 13770331960 info@chemlin.com.cn China 16306 64
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Supplier Advantage
J & K SCIENTIFIC LTD. 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 62
ChemFuture PharmaTech (Jiangsu) Ltd 65
Alfa Aesar 84
Ark Pharm, Inc. 56
Beijing Ouhe Technology Co., Ltd 60
JinYan Chemicals(ShangHai) Co.,Ltd. 60
Accela ChemBio Co.,Ltd. 64
Nanjing Chemlin Chemical Co., Ltd 64
Shanghai Hanhong Scientific Co.,Ltd. 64

View Latest Price from 5-Hydroxy-2-methyl-benzoic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
5-HYDROXY-2-METHYL-BENZOIC ACID pictures 2026-06-30 5-HYDROXY-2-METHYL-BENZOIC ACID
578-22-3
 1KG 98.0% 10000KGS Shaanxi Dideu New Materials Co. Ltd
5-HYDROXY-2-METHYL-BENZOIC ACID pictures 2025-12-29 5-HYDROXY-2-METHYL-BENZOIC ACID
578-22-3
 1kg 98% Changzhou waston chemical technology Co.,Ltd
5-HYDROXY-2-METHYL-BENZOIC ACID pictures 2019-08-06 5-HYDROXY-2-METHYL-BENZOIC ACID
578-22-3
 $1.00 1KG 98% 150KG Career Henan Chemical Co

5-Hydroxy-2-methyl-benzoic acid Spectrum

5-HYDROXY-2-METHYL-BENZOIC ACID(578-22-3)1HNMR

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5,2-Cresotic acid 5-hydroxy-2-Methybenzoic acid 5-Hydroxy-2-methylbenzoic acid 98% Benzoic acid, 5-hydroxy-2-methyl- 5-Hydroxy-o-toluic Acid 5-Hydroxy-2-methylbenzoic acid, 97%, 5-Hydroxy-2-methyl-benzoic acid 578-22-3 C8 Carbonyl Compounds Carboxylic Acids