1-Methyl-2-pyrrolidinone

Properties Information

Melting point:

-24 °C(lit.)

Boiling point:

202 °C(lit.)

Density 

1.028 g/mL at 25 °C(lit.)

vapor density 

3.4 (vs air)

vapor pressure 

0.29 mm Hg ( 20 °C)

refractive index 

n20/D 1.479

Flash point:

187 °F

storage temp. 

2-8°C

solubility 

ethanol: miscible0.1ML/mL, clear, colorless (10%, v/v)

form 

Liquid

pka

-0.41±0.20(Predicted)

color 

=20(APHA)

Odor

Slight amine odor

PH

8.5-10.0 (100g/l, H2O, 20?)

PH Range

7.7 - 8.0

explosive limit

1.3-9.5%(V)

Water Solubility 

>=10 g/100 mL at 20 ºC

?max

283nm(MeOH)(lit.)

Sensitive 

Hygroscopic

Merck 

14,6117

BRN 

106420

Stability:

Stable, but decomposes upon exposure to light. Combustible. Incompatible with strong oxidizing agents, strong acids, reducing agents, bases.

InChIKey

SECXISVLQFMRJM-UHFFFAOYSA-N