Description

Specification of 2,2′-Dithiosalicylic acid

Product: 2,2′-Dithiosalicylic acid
CAS: 119-80-2
Appearance: khaki crystalline powder
EINECS: 204-352-8
Chemical Formula: C14H8O4S2
Molecular Weight: 304.342
Melting Point: 287-290℃
Boiling Point: 493.1°C at 760 mmHg
Flash Point: 252°C
Water Solubility: insoluble
Product name: [1-Phenyl-3-methyl-4-{(2-benzoic acid) ethylenyl}-5-pyrazolone]; 2-[(5-carboxy-3-methyl- 1-Phenyl-1H-pyrazol-4-yl)diaza]benzoic acid
Application: 1-phenyl-3-methyl-4-{(2-benzoic acid group)ethenyl}- 5-Pyrazolone is an important intermediate widely used in the production of acid dyes and solvent dyes. The downstream products of this intermediate include acid yellow 59#, solvent yellow 21#, solvent red 119#, solvent black 56# and other dye varieties.

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