5-Amino-2-methylbenzenesulfonic acid

Melting point :200°C
Boiling point :500°C (rough estimate)
Density :1.3553 (rough estimate)
refractive index :1.6100 (estimate)
storage temp. :-20°C Freezer, Under inert atmosphere
solubility :Aqueous Acid (Slightly, Heated, Sonicated), Aqueous Base (Slightly, Sonicated)
pka :-1.11±0.42(Predicted)
form :Solid
color :Off-White to Pale Yellow
Sensitive :Hygroscopic
InChI :InChI=1S/C7H9NO3S/c1-5-2-3-6(8)4-7(5)12(9,10)11/h2-4H,8H2,1H3,(H,9,10,11)
InChIKey :BRKFTWHPLMMNHF-UHFFFAOYSA-N
SMILES :C1(S(O)(=O)=O)=CC(N)=CC=C1C
Dissociation constant :0-0 at 23℃
CAS DataBase Reference :118-88-7(CAS DataBase Reference)
EPA Substance Registry System :5-Amino-o-toluenesulfonic acid (118-88-7)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310
Precautionary statements:	P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405 Store locked up.