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3-Mercaptobenzoic acid

CAS No.
4869-59-4
Chemical Name:
3-Mercaptobenzoic acid
Synonyms
NSC 32021;3-MERCAPTOBENZOIC AC;m-Mercaptobenzoic Acid;3-Mercaptobenzoic acid;3-sulfanylbenzoic acid;3-MercaptobenzoicAcid>Benzoic acid, 3-mercapto-;3-Mercaptobenzoic acid 95%;3-sulfanylbenzenecarboxylic acid
CBNumber:
CB9155143
Molecular Formula:
C7H6O2S
Molecular Weight:
154.19
MDL Number:
MFCD00238636
MOL File:
4869-59-4.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:56:09

3-Mercaptobenzoic acid Properties

Melting point 144-147 °C (lit.)
Boiling point 322.7±25.0 °C(Predicted)
Density 1.345±0.06 g/cm3(Predicted)
storage temp. Sealed in dry,2-8°C
solubility soluble in Ether,Alcohol
pka 3.95±0.10(Predicted)
form powder to crystal
color White to Light yellow to Light orange
Stability Sensitive to Oxidation in Air
InChI InChI=1S/C7H6O2S/c8-7(9)5-2-1-3-6(10)4-5/h1-4,10H,(H,8,9)
InChIKey RSFDFESMVAIVKO-UHFFFAOYSA-N
SMILES C(O)(=O)C1=CC=CC(S)=C1
CAS DataBase Reference 4869-59-4(CAS DataBase Reference)
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  H315-H318-H335
Precautionary statements  P261-P280-P305+P351+P338
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  37/38-41-36/37/38
Safety Statements  26-36/37/39-36
RIDADR  3261
WGK Germany  3
HazardClass  IRRITANT
PackingGroup  Ⅲ
HS Code  29309090
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Dam. 1
Skin Irrit. 2
STOT SE 3
NFPA 704
0
2 0

3-Mercaptobenzoic acid price More Price(34)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 451436 3-Mercaptobenzoic acid 95% 4869-59-4 1g $95.1 2026-04-30 Buy
Sigma-Aldrich 451436 3-Mercaptobenzoic acid 95% 4869-59-4 5g $285 2026-04-30 Buy
TCI Chemical M2221 3-Mercaptobenzoic Acid >97.0%(GC)(T) 4869-59-4 5g $202 2026-04-30 Buy
Usbiological M2948-20A 3-Mercaptobenzoic Acid 4869-59-4 2.5g $446 2026-06-03 Buy
Biosynth FM25083 3-Mercaptobenzoic acid 4869-59-4 1g $217.69 2026-06-04 Buy
Product number Packaging Price Buy
451436 1g $95.1 Buy
451436 5g $285 Buy
M2221 5g $202 Buy
M2948-20A 2.5g $446 Buy
FM25083 1g $217.69 Buy

3-Mercaptobenzoic acid Chemical Properties, Uses, Production

Chemical Properties

white to light yellow crystal powder

Uses

An aromatic thiol compound reducing agent hair cosmetic

3-Mercaptobenzoic acid Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 186)
Supplier Tel Email Country ProdList Advantage
Suzhou bonei Biotechnology Co., Ltd 13812661976 info@szbiolight.com China 380 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
3B Pharmachem (Wuhan) International Co.,Ltd. 18930552037 3bsc@sina.com China 15813 69
TAIYUAN RHF CO.,LTD. +86 351 7031519 sales@RHFChem.com China 2334 56
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Beijing HwrkChemical Technology Co., Ltd 89508211 18501085097 sales.bj@hwrkchemical.com China 9409 55
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44566 61
Wuhan Chemwish Technology Co., Ltd 86-027-67849912 sales@chemwish.com China 35884 56
Capot Chemical Co., Ltd +86 (0) 571 85 58 67 18 China 18187 66
Beijing Ouhe Technology Co., Ltd 13552068683 13522913783 2355560935@qq.com China 11774 60

View Latest Price from 3-Mercaptobenzoic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
3-MERCAPTOBENZOIC ACID pictures 2026-08-07 3-MERCAPTOBENZOIC ACID
4869-59-4
$20.00-30.00 1KG 99% 200000KG Shaanxi Dideu Medichem Co. Ltd
3-Sulfanylbenzoic acid pictures 2019-07-11 3-Sulfanylbenzoic acid
4869-59-4
$3.00 1KG 99 100kg Career Henan Chemical Co
3-Mercaptobenzoic acid 95% 3-sulfanylbenzenecarboxylic acid m-Mercaptobenzoic Acid NSC 32021 3-MERCAPTOBENZOIC AC 3-sulfanylbenzoic acid 3-MercaptobenzoicAcid> Benzoic acid, 3-mercapto- 3-Mercaptobenzoic acid 4869-59-4 869-59-4 Organic Building Blocks Sulfur Compounds Thiols/Mercaptans Building Blocks Aromatics Sulfur & Selenium Compounds Organic Building Blocks Sulfur Compounds Thiols/Mercaptans Aromatics Compounds Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts Benzoic acid Organic acids