Sulfanilic acid

Agent Name
Sulfanilic acid
CAS Number
121-57-3
Formula
C6-H7-N-O3-S
Major Category
Nitrogen Compounds
Sulfanilic acid formula graphical representation
Synonyms
4-Sulfanilic acid; 4-Aminobenzenesulfonic acid; Aniline-4-sulfonic acid; Aniline-p-sulfonic acid; Aniline-p-sulphonic acid; Benzenesulfonic acid, 4-amino-; Kyselina sulfanilova [Czech]; Sulfanilsaeure [German]; Sulphanilic acid; p-Aminobenzenesulfonic acid; p-Aminophenylsulfonic acid; [ChemIDplus]
Category
Aminobenzenesulfonic Acids
Description
Greyish-white solid; [Hawley] White to grey solid; [ICSC] Light grey fine crystals and fragments; [MSDSonline]
Sources/Uses
Used to make dyes and other organic chemicals; Also used as an analytical reagent (Ehrlich’s reagent and determination of nitrites) and antibacterial; [Merck Index] Used in the paper, pulp, board, and polymer industries; Used as an additive to construction materials and foodstuffs; [IUCLID]
Comments
An eye and mild skin irritant; May cause skin sensitization; In monohydrate form at room temperature; Becomes anhydrous near 100 deg C; [ICSC] Sensitizing in 5 of 6 guinea pig and 1 of 2 mouse skin tests; [IUCLID] Emergency medical treatment: irritants; [HSDB] May cause skin, eye, and mucous membrane irritation; [CAMEO] An irritant; [MSDSonline]
Biomedical References

Exposure Assessment

Vapor Pressure
2.02E-07 mm Hg

Adverse Effects

Skin Sensitizer
Yes

Diseases, Processes, and Activities Linked to This Agent

Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: