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Sulfur Compounds (Thiols, Sulfides, Sulfonates)

Thiobenzoic acid

SynthesisAvailable on request

Buy Thiobenzoic acid (CAS 98-91-9) from Zemixal: C7H6OS, COA and SDS with every lot, worldwide shipping. Purity ≥90%. Packs from 100 g.

Pack sizes
Thiobenzoic acid chemical structure
CAS number98-91-9
FormulaC7H6OS
Molar mass138.19 g/mol
Physical formLiquid
HS code29229099
UN numberUN 2810
Purity≥90%
InChIKeyUIJGNTRUPZPVNG-UHFFFAOYSA-N
IUPAC namebenzenecarbothioic S-acid

About Thiobenzoic acid

Thiobenzoic acid is part of the Zemixal sulfur Compounds (Thiols, Sulfides, Sulfonates) range. Key data (Synthesis): CAS 98-91-9, formula C7H6OS and molar mass 138.19 g/mol. Expect liquid to solid.

Where it is used

  • Pharmaceutical synthesis
  • Dyes & pigments manufacture
  • Agrochemical formulations

Safe handling

Reported physical data: melting point 15-18 °C, boiling point 122 °C/30 mmHg and density 1.174 g/mL at 25 °C. It carries the GHS signal word Danger (H290, H314, H315 and H318), so wear gloves and eye protection and work with good ventilation. For transport it ships as UN UN 2810.

Order it in 100 g, 500 g, 1 kg and 5 kg packs or ask for a bulk quotation. Every shipment includes a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Typical uses

  • Pharmaceutical synthesis
  • Dyes & pigments manufacture
  • Agrochemical formulations

Applications

Specifications and identifiers

Specifications of Thiobenzoic acid
Product nameThiobenzoic acid
Catalogue numberZX-010048
CAS number98-91-9
IUPAC namebenzenecarbothioic S-acid
Molecular formulaC7H6OS
Molar mass138.19 g/mol
Exact mass138.0139
GradeSynthesis
Purity / assay≥90%
Physical formLiquid
AppearanceLiquid to solid
Melting point15-18 °C
Boiling point122 °C/30 mmHg
Density1.174 g/mL at 25 °C
XLogP32.4
H-bond donors / acceptors1 / 2
Topological polar surface area18.1 Ų
HS code29229099
UN numberUN 2810
InChIKeyUIJGNTRUPZPVNG-UHFFFAOYSA-N
SMILESC1=CC=C(C=C1)C(=O)S
PubChem CID7414
SynonymsBenzenecarbothioic 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

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS05 Corrosive
Corrosive
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • 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 summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Thiobenzoic acid
100 gQuoted on request
500 gQuoted on request
1 kgQuoted on request
5 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Thiobenzoic acid

Which CAS number identifies Thiobenzoic acid?
Thiobenzoic acid is registered under CAS 98-91-9. You may also see it listed as Benzenecarbothioic Acid, Monothiobenzoic Acid, Acido mercaptobenzoico. Our catalogue number for this item is ZX-010048.
What are the formula and molar mass of Thiobenzoic acid?
For Thiobenzoic acid, its formula is C7H6OS and its molar mass is 138.19 g/mol. The systematic (IUPAC) name is benzenecarbothioic S-acid. InChIKey UIJGNTRUPZPVNG-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Thiobenzoic acid?
This listing is Synthesis grade with ≥90% purity. Standard packs are 100 g, 500 g, 1 kg, 5 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Thiobenzoic acid?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Thiobenzoic acid to my country?
Yes. Because Thiobenzoic acid is classed as hazardous (UN 2810), it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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