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CAS RN: 421-20-5 | Product Number: F0238

Methyl Fluorosulfonate (stabilized with KF) [for Esterification]


Purity: >98.0%(T)
Synonyms:
  • Fluorosulfonic Acid Methyl Ester (stabilized with KF)
  • Methyl Fluorosulfate (stabilized with KF)
  • Fluorosulfuric Acid Methyl Ester (stabilized with KF)
Documents:
5G
¥15,700
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25G
¥50,500
6   2   Contact Us
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Product Number F0238
Purity / Analysis Method >98.0%(T)
Molecular Formula / Molecular Weight CH__3FO__3S = 114.09  
Physical State (20 deg.C) Liquid
Storage Temperature 0-10°C
Store Under Inert Gas Store under inert gas
Condition to Avoid Moisture Sensitive,Heat Sensitive
Packaging and Container 25G-PFA Bottle (View image),  5G-PFA Bottle (View image)
CAS RN 421-20-5
Reaxys Registry Number 1098714
Merck Index (14) 6075
MDL Number

MFCD00014721

Specifications
Appearance Colorless to Light yellow to Light orange clear liquid
Purity(Neutralization back titration) min. 98.0 %
Properties (reference)
Melting Point -95 °C
Boiling Point 93 °C
Flash point 10 °C
Specific Gravity (20/20) 1.43
Refractive Index 1.33
GHS
Pictogram Pictogram Pictogram Pictogram
Signal Word Danger
Hazard Statements H330 : Fatal if inhaled.
H301 + H311 : Toxic if swallowed or in contact with skin.
H315 : Causes skin irritation.
H318 : Causes serious eye damage.
H225 : Highly flammable liquid and vapor.
Precautionary Statements P501 : Dispose of contents/ container to an approved waste disposal plant.
P260 : Do not breathe dust/ fume/ gas/ mist/ vapors/ spray.
P270 : Do not eat, drink or smoke when using this product.
P240 : Ground/bond container and receiving equipment.
P210 : Keep away from heat/sparks/open flames/hot surfaces. No smoking.
P233 : Keep container tightly closed.
P243 : Take precautionary measures against static discharge.
P241 : Use explosion-proof electrical/ ventilating/ lighting/ equipment.
P242 : Use only non-sparking tools.
P271 : Use only outdoors or in a well-ventilated area.
P264 : Wash skin thoroughly after handling.
P280 : Wear protective gloves/ eye protection/ face protection.
P284 : Wear respiratory protection.
P370 + P378 : In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.
P361 + P364 : Take off immediately all contaminated clothing and wash it before reuse.
P303 + P361 + P353 : IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower.
P332 + P313 : If skin irritation occurs: Get medical advice/ attention.
P301 + P310 + P330 : IF SWALLOWED: Immediately call a POISON CENTER/doctor. Rinse mouth.
P304 + P340 + P310 : IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor.
P305 + P351 + P338 + P310 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/doctor.
P403 + P233 : Store in a well-ventilated place. Keep container tightly closed.
P403 + P235 : Store in a well-ventilated place. Keep cool.
P405 : Store locked up.
Related Laws:
Fire Defense Law Group-4-1-II
RTECS# LP0720000
Transport Information:
UN Number UN3384
Class 6.1 / 3
Air Transportation Airmail banned
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