121-57-3

121-57-3 structure

Name	4-aminobenzenesulfonic acid
Synonyms	SULPHANILIC ACID Sulfanilic Acid Benzenesulfonic acid, 4-amino- 4-Aminobenzenesulfonic acid,Aniline-4-sulfonic acid,Sulfanilic acid 4-Aminobenzenesulfonic acid 4-Aminobenzenesulfonic acid,Sulfanilic acid 4-Anilinesulfonic acid aniline-p-sulfonic acid 4-Amino benzenesulphonic acid 4-Amino-benzenesulfonic acid Aniline-4-sulfonic acid UNII-434Z8C2635 p-Anilinesulfonic Acid 4-Sulfanilic acid EINECS 204-482-5 aniline-p-sulphonic acid 4-Aminobenzenesulfonic acid,Aniline-4-sulfonic acid 4-aminobenzenesulphonic acid p-aminophenylsulfonic acid para-anilinesulfonic acid MFCD00007886 4-Sulfoaniline p-Aminobenzenesulfonic acid p-sulfanilic acid Sulfanilate

Density	1.5±0.1 g/cm3
Boiling Point	500ºC
Melting Point	>300 °C(lit.)
Molecular Formula	C₆H₇NO₃S
Molecular Weight	173.190
Exact Mass	173.014664
PSA	88.77000
LogP	-0.51
Index of Refraction	1.630
Stability	Stable. Incompatible with strong oxidizing agents.
Water Solubility	0.1 g/100 mL (20 ºC)

REFERENCE :: 28ZPAK "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972 Volume(issue)/page/year: -,180,1972

REFERENCE :: 28ZPAK "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972 Volume(issue)/page/year: -,180,1972 ** ACUTE TOXICITY DATA **

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: 28ZPAK "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972 Volume(issue)/page/year: -,180,1972

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher information, see NSAPCC. Volume(issue)/page/year: 211,367,1950 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 81135 No. of Facilities: 1470 (estimated) No. of Industries: 17 No. of Occupations: 17 No. of Employees: 10452 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 81135 No. of Facilities: 1512 (estimated) No. of Industries: 10 No. of Occupations: 22 No. of Employees: 31593 (estimated) No. of Female Employees: 19454 (estimated)

Symbol	GHS05
Signal Word	Danger
Hazard Statements	H314
Precautionary Statements	P280-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338
Personal Protective Equipment	Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xi:Irritant
Risk Phrases	R36/38;R43
Safety Phrases	S26-S36/37/39-S45-S37-S24
RIDADR	UN 2790 8/PG 3
WGK Germany	1
RTECS	WP3895500
Hazard Class	9.0
HS Code	2921420090

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%