Project Description

N-Methyl-2-pyrrolidone CAS# 872-50-4

Chemical NameN-Methyl-2-pyrrolidone
CAS No.872-50-4
Molecular Formula:C5H9NO
Molecular Weight:99.13

99.8%  nmp



Appearanceclear liquidclear liquid
Purity GC99.80% min99.5% min
Moisture0.02% max0.02% max
Color10 max15 max

Product Specifications

Synonyms: NMP
Appearance: Liquid.
Odor: Amine like.
Taste: Not available.
Molecular Weight: 99.14 g/mole
Color: Colorless to light yellow.
pH (1% soln/water): Not available.
Boiling Point: 202°C (395.6°F)
Melting Point: -24°C (-11.2°F)
Critical Temperature: 451°C (843.8°F)
Specific Gravity: 1.026 (Water = 1)
Vapor Pressure: 0 kPa (@ 20°C)
Vapor Density: 3.4 (Air = 1)
Solubility: Miscible with Castor Oil. Miscible with water, lower alcohols, ketones, ethyl
cetate, chloroform and benzene. Moderately soluble in aliphatic hydrocarbons and dissolves
many organic and inorganic compounds.

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