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8.06021 EMD Millipore

Methanesulfonyl chloride

Methanesulfonyl chloride for synthesis. CAS 124-63-0, EC Number 204-706-1, chemical formula CH₃SO₂Cl., for synthesis

Synonym: Methanesulfonyl chloride, Mesyl chloride

  • CAS Number 124-63-0

  • Linear Formula CH₃ClO₂S

  • Molecular Weight 114.55 g/mol

  •  EC Number 204-706-1

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Properties

Related Categories Biochemicals and Reagents, Building Blocks, Chemical Synthesis, Organic Building Blocks, Sulfur Compounds More...
packaging   1 l in Glass bottle (8060211000)
  250 ml in Glass bottle (8060210250)
vapor pressure   2.79 hPa (20 °C)
density   1.478 g/cm3 (20 °C)
flash point   102 °C
autoignition temp.   435 °C
mp   -32 °C
LD 50 oral   LD50 Rat 205 - 317 mg/kg
LD 50 dermal   LD50 Rabbit 200 - 2000 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (GC, area%): ≥ 99.0 % (a/a)
  Density (d 20 °C/ 4 °C): 1.473 - 1.476
  Identity (IR): passes test

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Safety & Documentation

Safety Information

HS Code 
2904 99 00
Hazard Statement(s) 
H301: Toxic if swallowed.
H312: Harmful in contact with skin.
H314: Causes severe skin burns and eye damage.
H330: Fatal if inhaled.
H335: May cause respiratory irritation.
Precautionary Statement(s) 
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection.
P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
RTECS 
PB2790000
Storage class 
6.1A Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK 
WGK 2 water endangering
Hazard Pictogram(s) 
GHS05  GHS05
Hazard Pictogram(s) 
GHS06  GHS06
Hazard Symbols 
Very toxic  Very toxic
Declaration (railroad and road) ADR, RID 
UN 3246 , 6.1 (8), I
Declaration (transport by air) IATA-DGR 
UN 3246 , 6.1 (8),
Declaration (transport by sea) IMDG-Code 
UN 3246 , 6.1 (8), I, Segregation Group: 1 (Acids)
Categories of danger 
very toxic, corrosive, dangerous for the environment
R Phrase 
R 21/22-26-34-37
Harmful in contact with skin and if swallowed.Very toxic by inhalation.Causes burns.Irritating to respiratory system.
S Phrase 
S 26-28-36/37/39-45
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.After contact with skin, wash immediately with plenty of water.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
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