| Agent Name | Orthanilic acid |
|---|---|
| Alternative Name | 2-Aminobenzenesulfonic acid |
| CAS Number | 88-21-1 |
| Formula | C6-H7-N-O3-S |
| Major Category | Nitrogen Compounds |
| Synonyms | 2-Sulfanilic acid; 1-Aminobenzene-2-sulfonic acid; 2-Aminobenzenesulfonic acid; Aniline-2-sulfonic acid; Aniline-o-sulfonic acid; Aniline-o-sulphonic acid; Anilino-2-sulfonic acid; Anilino-o-sulfonic acid; Anilino-o-sulphonic acid; o-Aminobenzenesulfonic acid; o-Aminophenylsulfonic acid; o-Sulfanilic acid; 2-Aminobenzenesulphonic acid; Benzenesulfonic acid, 2-amino-; Benzenesulfonic acid, o-amino-; [ChemIDplus] o-Anilinesulfonic acid; [Merck Index] 2-Aminobenzene sulfonic acid; 2-Aminophenylsulfonic acid; Aniline-2-sulphonic acid; 2-Anilinesulfonic acid; o-Amino benzene sulfonic acid; 2-Sulfoaniline; [CAMEO] UN2585 |
| Category | Aminobenzenesulfonic Acids |
| Description | Solid; [Merck Index] Light brown solid; [CAMEO] |
| Sources/Uses | Used in organic synthesis and to make dyes and pharmaceuticals; [NTP] Used to make dyes and fine chemicals; [ToxPlanet: ECHA REACH Registrations] |
| Comments | May cause skin and mucous membrane irritation; [NTP] Causes burns; May cause skin sensitization; [ToxPlanet: ECHA REACH Registrations] Causes burns; Inhalation may cause corrosive injuries to upper respiratory tract; [Sigma-Aldrich MSDS] See "Aniline hemisulfate |
| Exposure Assessment | |
| Explanatory Notes | The Guide in the Emergency Response Guidebook is for "Aryl sulfonic acids, solid, with not more than 5% free Sulfuric acid." |
| Adverse Effects | |
| Skin Sensitizer | Yes |
| Dermatotoxin | Skin Burns |
| Links to Other NLM Databases | |
| Toxicity Information | |
| Chemical Information | |
| Related Information in HazMap | |
| Diseases | Occupational diseases associated with exposure to this agent: |
Agent Name
Orthanilic acid
Alternative Name
2-Aminobenzenesulfonic acid
CAS Number
88-21-1
Formula
C6-H7-N-O3-S
Major Category
Nitrogen Compounds
Synonyms
2-Sulfanilic acid; 1-Aminobenzene-2-sulfonic acid; 2-Aminobenzenesulfonic acid; Aniline-2-sulfonic acid; Aniline-o-sulfonic acid; Aniline-o-sulphonic acid; Anilino-2-sulfonic acid; Anilino-o-sulfonic acid; Anilino-o-sulphonic acid; o-Aminobenzenesulfonic acid; o-Aminophenylsulfonic acid; o-Sulfanilic acid; 2-Aminobenzenesulphonic acid; Benzenesulfonic acid, 2-amino-; Benzenesulfonic acid, o-amino-; [ChemIDplus] o-Anilinesulfonic acid; [Merck Index] 2-Aminobenzene sulfonic acid; 2-Aminophenylsulfonic acid; Aniline-2-sulphonic acid; 2-Anilinesulfonic acid; o-Amino benzene sulfonic acid; 2-Sulfoaniline; [CAMEO] UN2585
Category
Aminobenzenesulfonic Acids
Description
Solid; [Merck Index] Light brown solid; [CAMEO]
Sources/Uses
Used in organic synthesis and to make dyes and pharmaceuticals; [NTP] Used to make dyes and fine chemicals; [ToxPlanet: ECHA REACH Registrations]
Comments
May cause skin and mucous membrane irritation; [NTP] Causes burns; May cause skin sensitization; [ToxPlanet: ECHA REACH Registrations] Causes burns; Inhalation may cause corrosive injuries to upper respiratory tract; [Sigma-Aldrich MSDS] See "Aniline hemisulfate
Exposure Assessment
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Aryl sulfonic acids, solid, with not more than 5% free Sulfuric acid."
Adverse Effects
Skin Sensitizer
Yes
Dermatotoxin
Skin Burns
Links to Other NLM Databases
Toxicity Information
Chemical Information
Related Information in HazMap