High purity N-Methyl-Pyrrolidone(NMP) with best price

Product Name:

1-Methyl-2-pyrrolidinone

Synonyms:

M-PYROL(R);N-METHYLPYROLIDONE;N-METHYLPYRROLID-2-ONE;N-METHYLPYRROLIDINONE;N-METHYLPYRROLIDNONE;N-METHYLPYRROLIDONE;NMP-T;NMP-EL

CAS:

872-50-4

MF:

C5H9NO

MW:

99.13

Mol File:

872-50-4.mol

Chemical Properties

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

Fp 

187 °F

storage temp. 

2-8°C

Water Solubility 

>=10 g/100 mL at 20 ºC

Sensitive 

Hygroscopic

PH-value(100g/l)at 20℃

7.5-10

Ignition temperature
Dynamic at 20℃

245℃1.796 mPas

Stability

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

Item

Electronic grade

Industrial Grade

Test Method

Appearance

Colorless transparent liquid

Colorless transparent liquid

Eye-measurement

Purity %

=99.90

=99.50

Gas chromatography

Moisture %

=0.020

=0.050

Karl Fischer method

Tone APHA

=10

=15

Colorimetry

Uses:

As a high-selective polar solvent and nitrogen heterocycle compound, NMP has such advantages as non-toxicity, high boiling point, low corrosion, high solubility, low viscosity, low volatility and good stability and high selectivity.
 

N-Methyl-pyrrolidone(electronic grade) is mainly used in such fields as:
(1) As solvent of poly(1,1-difluoro-Ethene); or electrode's accessory material of lithium ion battery.
(2)As remover liquid of photoresist; in the production of LCD materials;
(3)As solvent in pharmacy;
(4)Cleaning of precision instruments and circuit board.
 

1-Methyl-2-pyrrolidinone(industrial grade) is mainly used in such fields as:
(1)Extraction and recycling of organic raw materials in petrochemical industry
(2)Refining of lubricating oils
(3)As solvent of polymers and in polymerization.
(4) As solvent of resin processing in the manufacture of coatings, lacquer for floor, varnish, compound coating filming, enameled wire of IC, fiber fabrics and adhesives, etc.
(5) As industrial-use detergents in the cleaning of chemical equipments, stem, adhesive material and coatings etc.
(6) As solvent and dispersant in the production of pesticides and pigments.