2-Aminobenzenesulfonic acid

Names

[ CAS No. ]:
88-21-1

[ Name ]:
2-Aminobenzenesulfonic acid

[Synonym ]:
EINECS 201-810-9
ZR BSWQ
Orthanilic acid
MFCD00007705
Aniline-2-sulfonic acid
Benzenesulfonic acid, 2-amino-
2-Aminobenzenesulfonic acid

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
363ºC

[ Melting Point ]:
300 °C

[ Molecular Formula ]:
C₆H₇NO₃S

[ Molecular Weight ]:
173.190

[ Exact Mass ]:
173.014664

[ PSA ]:
88.77000

[ LogP ]:
0.09

[ Index of Refraction ]:
1.630

[ Water Solubility ]:
sparingly soluble

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DB4727700

CHEMICAL NAME :: Benzenesulfonic acid, o-amino-

CAS REGISTRY NUMBER :: 88-21-1

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C6-H7-N-O3-S

MOLECULAR WEIGHT :: 173.20

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Salmonella typhimurium

DOSE/DURATION :: 6667 ug/plate

REFERENCE :: EMMUEG Environmental and Molecular Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.10- 1987- Volume(issue)/page/year: 11(Suppl 12),1,1988

Safety Information

[ Symbol ]:

GHS05

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H314

[ Precautionary Statements ]:
P280-P305 + P351 + P338-P310

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges

[ Hazard Codes ]:
C:Corrosive;

[ Risk Phrases ]:
R34

[ Safety Phrases ]:
S26-S36/37/39-S45-S28A

[ RIDADR ]:
UN 2585 8/PG 3

[ WGK Germany ]:
3

[ RTECS ]:
DB4727700

[ Packaging Group ]:
III

[ Hazard Class ]:
8

[ HS Code ]:
2921420090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2921420090

[ Summary ]:
HS:2921420090 aniline derivatives and their salts VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

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