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Home Chemnovo Gas Chromatoghaphy Solvents (GC Solvents) N-Methyl 2-pyrrolidone 98% For Synthesis

01742

N-Methyl 2-pyrrolidone 98% For Synthesis

1-Methyl-2-pyrrolidone; NMP ;N-methyl pyrrolidone

CAS : 872-50-4

HS Code : 2933.79000

Molecular Formula : C5H9NO

Molecular Weight : 99.13

MSDS

Product Datasheet

Shelf Life : 60 Months

Sample COA COA

Physical Properties

Physical state at 20 °C
Liquid
 Colour
Colorless to pale yellow
Odour
Slight amine odor
 pH value
7.7 - 8.0
Melting point/ Freezing point [°C]
-24 °C
 Flash point [°C]
91 °C
Boiling point [°C]
202 °C
 Vapour pressure [20°C]
0.39 - 0.43 hPa at 20 °C
Vapour density
3.42
 Density [g/cm3]
1.028
Solubility in water [% weight]
Miscible with water
 Partition coefficient Log Pow octanol / water at 20°C
-0.46
Explosion limits - upper [%]
9.50%
 Explosion limits -lower [%]
1.30%

Specification

Appearance
Almost colourless to pale yellow colored liquid
 Assay
Min 99%
Water (H2O)
Max 0.05%
 Specific gravirty
1.031 - 1.033
Refractive index (20°C; 589 nm)
Approx 1.470
 Boiling range (at 760 mm Hg)
202 - 203 deg C
Boiling range (at 10 mm Hg)
78 - 79 deg C

Safety Information and Hazard Symbols

Symbol: GHS07, GHS08
Signal Word: Danger
Hazardous Statement: H315-H319-H335-H360D
Precaution Statement: P201-P261-P305 + P351 + P338-P308 + P313