3-Mercaptobenzoic acid, CAS No. 4869-59-4

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4869-59-4

Catalog No. EBD35556

CAS 4869-59-4

Name 3-Mercaptobenzoic acid

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Basic Information

Synonyms: 3-mercaptobenzoicacid 3-sulfanylbenzoicacid 3-sulfidobenzoate 3-Chlorophenylmethylsulfide

Molecular Formula: C7H6O2S

Molecular Weight: 154.19

MDL Number: MFCD00238636

Categories: Materials Chemistry > Optoelectronic and Organic Semiconductor Materials > Dye Precursors Synthetic Chemistry > Organic Building Blocks > Sulfides and Thioethers

Product Description:

3-Mercaptobenzoic acid is an organic compound featuring both a carboxylic acid group and a thiol (mercapto) group on a benzene ring. This bifunctional structure makes it a versatile building block in organic synthesis and materials science. Its primary industrial application is as a key precursor in the synthesis of functional dyes and pigments. The thiol group can act as a reactive site for binding to metal surfaces or for forming disulfide linkages, while the carboxylic acid group allows for further derivatization or solubility modification. This makes it valuable in the development of colorants and materials for specialized applications. Beyond its role in dye chemistry, 3-mercaptobenzoic acid serves as a useful organic synthesis intermediate. The thiol group can participate in various reactions, including nucleophilic substitutions and the formation of thioethers, making it a relevant building block in the preparation of sulfur-containing compounds for research and development purposes.

Physical Properties

Melting Point: 144-147 °C(lit.)

Boiling Point: 322.7 °C at 760 mmHg

Flash Point: 149 °C

Density: 1.345 g/cm3

Safety Information

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Hazard Category:

Transport Codes: 3335

Analytical Data

Appearance: white to light yellow crystal powder