L-Cysteinesulfinic acid monohydrate

Melting point :163 °C (dec.)(lit.)
storage temp. :-20°C
solubility :Aqueous Acid (Slightly), Methanol (Slightly), Water (Slightly)
form :Solid
color :White to Off-White
optical activity :[α]25/D +24°, c = 1 in 1 M HCl
Stability :Temperature Sensitive
Major Application :peptide synthesis
InChI :1S/C3H7NO4S.H2O/c4-2(3(5)6)1-9(7)8;/h2H,1,4H2,(H,5,6)(H,7,8);1H2/t2-;/m0./s1
InChIKey :YQIXTMZYGQXTCZ-DKWTVANSSA-N
SMILES :[H]O[H].N[C@@H](CS(O)=O)C(O)=O

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.