Sulfanilic acid 

1.MF:C6H7NO3S

2.EINECS: 204-482-5
3.CAS: 121-57-3

ANILINE-4-SULFONIC ACID;ANILINE P-SULFONIC ACID;4-SULFOANILINE;4-AMINOBENZENESULPHONIC ACID;4-AMINOBENZENESULFONIC ACID;4-ANILINESULFONIC ACID;SUFANILIC ACID;SULFANILIC ACID

 

Chemical Properties	greyish-white crystals or powder
Usage	A toxic metabolite of Tartrazine (T007700). Used as Ehrlich's reagent, for detecting of nitrites. Antibacterial.
General Description	White powder with faint purple tinge. Grayish-white flat crystals. Becomes anhydrous at around 212°F. Low toxicity (used medicinally).
Air & Water Reactions	Insoluble in water.
Reactivity Profile	Sulfanilic acid is an amino acid. Reacts weakly with both acids and bases.
Fire Hazard	Flash point data for Sulfanilic acid are not available, however Sulfanilic acid is probably combustible.

 

 

Name	Index
Appearance	White crystal
Sulfanilic acid contents(%)	≥98≥ 99
Dissociating anilin(%)	≤0.02 ≤0.02
Unsoluble substances(%)	≤0.03≤ 0.03
Water contents(%)	≤0.5 ≤0.5