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N-methylpyrrolidone(NMP)

N-methylpyrrolidone(NMP)
Product Detailed
Related Categories:Organic Intermediate
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N-methylpyrrolidone(NMP)

N-Methyl-Pyrrolidone

Chemical name: N-Methyl-2-pyrrolidinone; 1-Methyl-2-pyrrolidone; N-Methyl-2-Pyrrolidone; NMP

CAS NO.:872-50-4

Characteristics

Molecular formula:

C5H9NO

Molecular weight:

99.134

Structural formula:

Density(D420)g/ml:

1.028~1.033

Melting point:

-23.6°C

Boiling point:

202°C

Flash point:

PH-value(100g/l)at 20°C

Refractive index:(nD20)

95°C

7.5-10

1.465-1.475

Ignition temperature

Dynamic at 20°C

245°C

1.796 mPas

Properties:

Colorless transparent liquid, it has strong water absorption. It can almost dissolve in all the solvents

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 photo resist in the production of LCD materials; (3) As solvent in pharmacy; (4) Cleaning of precision instruments and circuit board.

 

Specification:

 

Items

electronic grade

Unit

Testing method

Purity

99.90min

%

GC

Moisture

0.02max

%

Karl fischer method

Chroma

10max

APHA

Colorimetry

 

Storage and transportation:

 

Store in cool and airy place; keep away from fire and heat; handle with care; avoid leakage.

N-methylpyrrolidone(NMP)



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