20277-69-4

Name Sodium methanesulphinate
CAS 20277-69-4
EINECS(EC#) 243-669-6
Molecular Formula CH3NaO2S
MDL Number MFCD00040392
Molecular Weight 102.09
MOL File 20277-69-4.mol
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Chemical Properties

Appearance White to light beige powder
Melting point  222-226 °C (dec.) (lit.)
storage temp.  Inert atmosphere,Room Temperature
solubility  Methanol, Water (Slightly)
form  Powder
color  White to light beige
Water Solubility  soluble
Sensitive  Air Sensitive & Hygroscopic
BRN  3565430
Stability: Hygroscopic
InChI InChI=1S/CH4O2S.Na.H/c1-4(2)3;;/h1H3,(H,2,3);;
InChIKey LYPGDCWPTHTUDO-UHFFFAOYSA-M
SMILES S(O)(=O)C.[NaH]
CAS DataBase Reference 20277-69-4(CAS DataBase Reference)

Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302
Precautionary statements  P264-P270-P301+P312a-P330-P501a
Hazard Codes  Xn
Risk Statements 
R22:Harmful if swallowed.
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
Safety Statements 
S36/37:Wear suitable protective clothing and gloves .
RIDADR  2811
WGK Germany  3
REACH Registrations Active
PackingGroup  III
HS Code  29309090
Storage Class 11 - Combustible Solids
Hazard Classifications Acute Tox. 4 Oral

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Hazard Information

Material Safety Data Sheet(MSDS)

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