Cresidine Sulfonic Acid, CAS 6471-78-9
Cresidine Sulfonic Acid, CAS 6471-78-9, is an aromatic aminosulfonic acid also known as p-Cresidine Sulfonic Acid, Para Cresidine Sulfonic Acid and 4-Amino-5-methoxy-2-methylbenzenesulfonic Acid. Its molecular structure contains an amino group, a methoxy group, a methyl group and a sulfonic acid group attached to a benzene ring.
Chemical Name: 4-Amino-5-methoxy-2-methylbenzenesulfonic Acid
Product Name: Cresidine Sulfonic Acid
CAS No.: 6471-78-9
Synonyms: p-Cresidine Sulfonic Acid, Para Cresidine Sulfonic Acid, 2-Methoxy-5-methyl-4-sulfoaniline, 5-Methyl-o-anisidine-4-sulfonic Acid, 4-Amino-5-methoxy-o-toluenesulfonic Acid
EC No.: 229-319-5
Molecular Formula: C8H11NO4S
Molecular Weight: 217.24 g/mol
IUPAC Name: 4-Amino-5-methoxy-2-methylbenzene-1-sulfonic Acid
Chemical Type: Aromatic Aminosulfonic Acid

Appearance: grey-white powder
content,% : ≥80(wet); 96(dry)
insoluble inpurity,%: ≤0.1(wet); 0.2(dry)
para cresidine,%: ≤0.02(wet); 0.02(dry)
Main intemediate to make dyestuff.Organic pigment and food dyestuff.
25kg/bag.
4800MT/year.
Store in tightly sealed original containers in a cool, dry and well-ventilated area.
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