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4-Mercaptobenzoic acid

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4-Mercaptobenzoic acid molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 3 grades and pack sizes of 4-Mercaptobenzoic acid (CAS 1074-36-8). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS1074-36-8
Molecular formulaC7H6O2S
Molecular weight154.18 g/mol
IUPAC name4-sulfanylbenzoic acid
Synonyms4-Mercaptobenzoate · para-Mercaptobenzoate · RefChem:524400 · 4-Sulfanylbenzoic acid · Benzoic acid, 4-mercapto- · p-Mercaptobenzoic acid
Safety & Hazards (GHS) Warning
Irritant Irritant
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H335 May cause respiratory irritation

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma 4-MERCAPTOBENZOIC ACID , 99% 706329-1G Request Quote
Sigma 4-MERCAPTOBENZOIC ACID, TECH., 90% 662534-25G
662534-5G		 Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.