Introduction
Name: N-methyl pyrrolidone (NMP)
CAS No: 872-50-4
Molecular Formula: C5H9NO
NMP is an organic compound. It is a colorless to light yellow transparent liquid with a slight odor of ammonia.It is miscible with water in any ratio and almost completely mixed with all solvents.
It can soluble in various organic solvents such as ether, acetone, esters, halogenated hydrocarbons, aromatic hydrocarbons, etc. And it’s stable in neutral solution.
Specifications
|
ITEM |
SPECIFICATIONS |
|
Appearance |
Colorless transparent liquid |
|
Purity% |
99.8MIN |
|
Water% |
0.05MAX |
|
Color APHA |
20MAX |
|
Butyrolactone ppm |
200MAX |
|
Total Amines ppm |
50MAX |
|
Density D420 |
1.029-1.035 |
|
Refractive index ND20 |
1.468-1.472 |
|
PH |
7.0-10.0 |
Packing: 200kg/drum. 1000kg/IBC. 24T/ ISO tank
Other specifications and packings of products can be provided as required.
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Applications
N-methyl pyrrolidone is an excellent advanced solvent. It’s a polar solvent with strong selectivity and stability, and an excellent cleaning agent for high-precision electronics, circuit boards, and lithium batteries.
Chemical & physical properties
|
Molecular formula |
C5H9NO |
|
CAS NO |
872-50-4 |
|
EINECS NO |
212-828-1 |
|
Density |
1.030 g/cm³ |
|
Appearance |
Colorless transparent liquid |
|
Flash point |
86.1 ℃ |
|
Melting point |
-24℃ |
|
Boiling point |
202℃ |
|
Ignition temperature |
346℃ |
|
Water Solubility |
miscible |
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