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900641 Sigma-Aldrich

Methanol

anhydrous, ZerO2®, 99.8%

Synonym: Degassed and low oxygen methanol, Methanol ZerO2®, Methyl alcohol

  • CAS Number 67-56-1

  • Linear Formula CH3OH

  • Molecular Weight 32.04

  •  Beilstein/REAXYS Number 1098229

  •  EC Number 200-578-6

  •  MDL number MFCD00004595

  •  NACRES NA.21

Purchase

Properties

Quality Level   100
grade   ZerO2®
vapor density   1.11 (vs air)
vapor pressure   410 mmHg ( 50 °C)
  97.68 mmHg ( 20 °C)
assay   99.8%
autoignition temp.   725 °F
quality   anhydrous
expl. lim.   36 %
impurities   ≤0.002% water
water
refractive index   n20/D 1.329 (lit.)
bp   64.7 °C (lit.)
mp   −98 °C (lit.)
density   0.791 g/mL at 25 °C (lit.)
SMILES string   CO
InChI   1S/CH4O/c1-2/h2H,1H3
InChI key   OKKJLVBELUTLKV-UHFFFAOYSA-N

Description

Application

ZerO2 products are rigorously degassed with highly pure inert gas providing solvents and solutions (anhydrous if specified) with very low residual oxygen content.

Legal Information

ZerO2 is a registered trademark of Sigma-Aldrich Co. LLC

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Target organs 
Eyes
RIDADR 
UN1230 - class 3 - PG 2 - Methanol
WGK Germany 
WGK 2
RTECS 
KQ6300000
Flash Point(F) 
49.5 °F - closed cup
Flash Point(C) 
9.7 °C - closed cup
Protocols & Articles
Peer-Reviewed Papers
15

References

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