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M6762 Sigma-Aldrich

1-Methyl-2-pyrrolidinone

Synonym: 1-Methyl-2-pyrrolidone, N-Methyl-2-pyrrolidone, NMP

  • CAS Number 872-50-4

  • Empirical Formula (Hill Notation) C5H9NO

  • Molecular Weight 99.13

  •  Beilstein Registry Number 106420

  •  EC Number 212-828-1

  •  MDL number MFCD00003193

  •  PubChem Substance ID 329818036

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Properties

vapor density   3.4 (vs air)
vapor pressure   0.29 mmHg ( 20 °C)
  0.99 mmHg ( 40 °C)
InChI Key   SECXISVLQFMRJM-UHFFFAOYSA-N
autoignition temp.   518 °F
expl. lim.   9.5 %
refractive index   n20/D 1.47(lit.)
bp   202 °C(lit.)
  81-82 °C/10 mmHg(lit.)
mp   −24 °C (lit.)
solubility   ethanol: miscible 0.1 mL/mL, clear, colorless (10%, v/v)
  H2O: miscible
  acetone: miscible
  benzene: miscible
  chloroform: miscible
  diethyl ether: miscible
  ethyl acetate: miscible
density   1.028 g/mL at 25 °C(lit.)
storage temp.   2-8°C

Description

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
NA 1993 / PGIII
WGK Germany 
1
RTECS 
UY5790000
Flash Point(F) 
195.8 °F
Flash Point(C) 
91 °C

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Peer-Reviewed Papers
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