2-Mercaptobenzoic acid, GR 99%+

Name: 2-Mercaptobenzoic acid, GR 99%+
Brand: Vaqora Chemicals
SKU: VQ-010772

About 2-Mercaptobenzoic acid, GR 99%+

2-Mercaptobenzoic acid is an organosulfur compound (AR grade) carrying the CAS registry number 147-93-3 at a purity of ≥99%. With the molecular formula C7H6O2S, it has a molar mass of 154.19 g/mol. Its systematic (IUPAC) name is 2-sulfanylbenzoic acid. Alternative names: Thiosalicylic acid and o-Mercaptobenzoic acid.

It is supplied as a white to yellow to green powder. Literature values give a melting point of 162-165 °C. Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for organic synthesis and API synthesis. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 2-Mercaptobenzoic acid in 25 g, 100 g, 500 g and 5 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	2-Mercaptobenzoic acid, GR 99%+
Catalogue No.	VQ-010772
CAS Number	147-93-3
IUPAC name	2-sulfanylbenzoic acid
Molecular formula	C₇H₆O₂S
Molecular weight	154.19 g/mol
Exact mass	154.0089
Grade	AR
Purity / assay	≥99%
HSN code	29309099
InChIKey	NBOMNTLFRHMDEZ-UHFFFAOYSA-N
SMILES	C1=CC=C(C(=C1)C(=O)O)S
PubChem CID	5443

Physical properties
Physical form	Powder
Appearance	White to yellow to green powder
Melting point	162-165 °C
LogP (XLogP3)	2.4
H-bond donors / acceptors	2 / 3
TPSA	38.3 Å²
Synonyms	Thiosalicylic acid, o-Mercaptobenzoic acid, 2-Thiosalicylic acid, o-Thiosalicylic acid, 2-Carboxythiophenol, o-Sulfhydrylbenzoic acid, o-Benzoic acid thiol, o-Carboxythiophenol, Benzoic acid, 2-mercapto-, o-Mercaptobenzoesaeure, Salicylic acid, 2-thio-, Thiophenol-2-carboxylic acid

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 147-93-3

Extra Pure

2-Mercaptobenzoic acid, extra pure >98%

CAS: 147-93-3
Formula: C₇H₆O₂S
MW: 154.19 g/mol

VQ-045924

Frequently asked questions

What is the CAS number of 2-Mercaptobenzoic acid, GR 99%+?

The CAS Registry Number of 2-Mercaptobenzoic acid, GR 99%+ is 147-93-3. It is also known as Thiosalicylic acid, o-Mercaptobenzoic acid, 2-Thiosalicylic acid.

What is the molecular formula and molecular weight of 2-Mercaptobenzoic acid, GR 99%+?

2-Mercaptobenzoic acid, GR 99%+ has the molecular formula C7H6O2S and a molecular weight of 154.19 g/mol. Its IUPAC name is 2-sulfanylbenzoic acid.

Which grade and pack sizes of 2-Mercaptobenzoic acid, GR 99%+ can I order?

We supply 2-Mercaptobenzoic acid, GR 99%+ in AR (≥99%) grade, in 25 g, 100 g, 500 g, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2-Mercaptobenzoic acid, GR 99%+?

Yes. Every lot of 2-Mercaptobenzoic acid, GR 99%+ is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 2-Mercaptobenzoic acid, GR 99%+ be shipped internationally?

Yes. 2-Mercaptobenzoic acid, GR 99%+ is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.