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2-Aminonaphthalene-1-sulfonic acid cas no:81-16-3

Synonyms: 1-Sulfo-2-naphthylamine;2-Amino-1-naphthalenesulfonic acid;2-Naphthylamine-1-sulfonic acid;Tobias acid;2-aminonaphthalene-1-sulfonate;

Identification
Name2-Aminonaphthalene-1-sulfonic acid
CAS81-16-3
Synonyms1-Sulfo-2-naphthylamine;2-Amino-1-naphthalenesulfonic acid;2-Naphthylamine-1-sulfonic acid;Tobias acid;2-aminonaphthalene-1-sulfonate;
EINECS(EC#)201-331-5
Molecular FormulaC10H9NO3S
Molecular Weight223.25
Chemical Properties
AppearanceWhite to Pink Crystal
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass8
Safety Data

Risk R36/37/38;R40
Safety

Safety Information of 2-Aminonaphthalene-1-sulfonic acid (CAS NO.81-16-3):
Risk Statements: 36/37/38-40
36/37/38:Irritating to eyes, respiratory system and skin
40:Limited evidence of a carcinogenic effect
Safety Statements: 26-36/37/39
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39:Wear suitable protective clothing, gloves and eye/face protection
RIDADR: 2585
WGK Germany: 1
RTECS: QK1250000
HazardClass: 8
PackingGroup: III


Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 oral 19400mg/kg (19400mg/kg) ? "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 1057, 1986.

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