Thiobenzoic acid

Name: Thiobenzoic acid
Brand: Vaqora Chemicals
SKU: VQ-010990

About Thiobenzoic acid

Listed under CAS 98-91-9, Thiobenzoic acid is an organosulfur compound available from Vaqora Chemicals in Synthesis grade with a typical assay of ≥90%. Its molecular formula is C7H6OS and its molecular weight is 138.19 g/mol. Its systematic (IUPAC) name is benzenecarbothioic S-acid. Alternative names: Benzenecarbothioic acid and Monothiobenzoic acid.

It is supplied as a liquid to solid. Reported physical data include a melting point of 15-18 °C and a boiling point of 122 °C/30 mmHg. Keep containers tightly closed in a cool, well-ventilated area away from heat and ignition sources. It carries the GHS signal word “Danger” with 6 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for pharmaceutical synthesis, dyes and pigments manufacture and agrochemical formulations. Buyers come mainly from pharmaceutical manufacturing, academic and industrial research and agrochemical production.

Available in 100 g, 500 g, 1 kg and 5 kg packs, Thiobenzoic acid is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Pharmaceutical synthesis
Dyes & pigments manufacture
Agrochemical formulations

Industries

Specifications & identifiers

Chemical identifiers
Product name	Thiobenzoic acid
Catalogue No.	VQ-010990
CAS Number	98-91-9
IUPAC name	benzenecarbothioic S-acid
Molecular formula	C₇H₆OS
Molecular weight	138.19 g/mol
Exact mass	138.0139
Grade	Synthesis
Purity / assay	≥90%
HSN code	29229099
InChIKey	UIJGNTRUPZPVNG-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)C(=O)S
PubChem CID	7414

Physical properties
Physical form	Liquid
Appearance	Liquid to solid
Melting point	15-18 °C
Boiling point	122 °C/30 mmHg
Density	1.174 g/mL at 25 °C
LogP (XLogP3)	2.4
H-bond donors / acceptors	1 / 2
TPSA	18.1 Å²
UN number	UN 2810
Synonyms	Benzenecarbothioic Acid, Monothiobenzoic Acid, Acido mercaptobenzoico, Benzoyl Thiol, benzothioic S-acid, Thiobenzoic Acid (94%)(Benzenecarbothioic Acid), Thiobenzoic Acid (94per cent)(Benzenecarbothioic Acid), thiobenzoate, benzothioicS-acid, thio-benzoic acid, thiobenzoic s-acid

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H290May be corrosive to metals
H314Causes severe skin burns and eye damage
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P234, P260, P261, P264, P264 + P265, P271, P280, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P316, P317, P319, P321, P332 + P317, P337 + P317, P362 + P364, P363, P390, P403 + P233, P405

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

Frequently asked questions

What is the CAS number of Thiobenzoic acid?

The CAS Registry Number of Thiobenzoic acid is 98-91-9. It is also known as Benzenecarbothioic Acid, Monothiobenzoic Acid, Acido mercaptobenzoico.

What is the molecular formula and molecular weight of Thiobenzoic acid?

Thiobenzoic acid has the molecular formula C7H6OS and a molecular weight of 138.19 g/mol. Its IUPAC name is benzenecarbothioic S-acid.

Which grade and pack sizes of Thiobenzoic acid can I order?

We supply Thiobenzoic acid in Synthesis (≥90%) grade, in 100 g, 500 g, 1 kg, 5 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Thiobenzoic acid?

Yes. Every lot of Thiobenzoic acid 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 Thiobenzoic acid be shipped internationally?

Yes. Thiobenzoic acid is classified as hazardous (UN 2810), 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.