Thiosalicylic Acid CAS 147-93-3 (2-Mercaptobenzoic Acid) Purity >99.0% (T)

Short Description:

Chemical Name: Thiosalicylic Acid

Synonyms: 2-Mercaptobenzoic Acid

CAS: 147-93-3

Purity: >99.0% (Titration by AgNO3) 

Appearance: Off-White to Light Yellow Powder

High Quality, Commercial Production


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Chemical Properties:

Chemical Name Thiosalicylic Acid
Synonyms 2-Mercaptobenzoic Acid; o-Mercaptobenzoic Acid
CAS Number 147-93-3
CAT Number RF-PI465
Stock Status In Stock, Production Scale Up to Tons
Molecular Formula C7H6O2S
Molecular Weight 154.19
Melting Point 164.0 to 169.0℃ (lit.)
Density  1.49
Sensitive Air & Light Sensitive
Water Solubility  Soluble in Hot Water
Solubility Very Soluble in Alcohol. Soluble in Acetone, Ether
Brand Ruifu Chemical


Item Specifications
Appearance Off-White to Light Yellow Powder
Assay / Analysis Method 98.5~101.5% (Titration by AgNO3)
Melting Point 164.0~169.0℃
Loss on Drying <1.00%
Residue on Ignition <0.50%
Total Impurities <1.00%
Infrared Spectrum Conforms to Structure
Test Standard Enterprise Standard
Usage Pharmaceutical Intermediates

Package & Storage:

Package: Bottle, Aluminium foil bag, 25kg/Cardboard Drum, or according to customer's requirement

Storage Condition: Store in sealed containers at cool and dry place; Protect from light and moisture





Thiosalicylic Acid (CAS: 147-93-3) is used as an intermediate in organic synthesis, pharmaceutical and dyes. Thiosalicylic acid acts as a trapping agent, which is useful in the desulfenylation of 3-indolyl sulfides. It is used to prepare macrocyclic diamides by condensation with diamines. Further, it is used as a precursor to drug, which finds application for the treatment of atherosclerosis and melanoma. In addition to this, it is involved in the preparation of vaccine preservative thiomersal and thioindigo dyestuff. Thiosalicylic Acid uses and applications include: production of thioindigo, 2-isopropylthioxanthone, etc.; antioxidant, reducing agent in cosmetics.

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