Melting point :263-265 °C(lit.)
Boiling point :295.3±50.0 °C(Predicted)
Density :1.357 (estimate)
refractive index :1.5380 (estimate)
storage temp. :Inert atmosphere,Room Temperature
pka :1.98±0.20(Predicted)
form :crystalline (fine)
color :yellow
Sensitive :Air Sensitive
BRN :119029
InChI :InChI=1S/C6H5NO2S/c8-6(9)4-2-1-3-7-5(4)10/h1-3H,(H,7,10)(H,8,9)
InChIKey :WYKHFQKONWMWQM-UHFFFAOYSA-N
SMILES :C1(=S)NC=CC=C1C(O)=O
CAS DataBase Reference :38521-46-9(CAS DataBase Reference)
EPA Substance Registry System :2-Mercaptonicotinic acid (38521-46-9)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.