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    N-Methyl-2- pyrrolidone(NMP)

     

    Chemical Name N-Methyl-2-Pyrrolidone(NMP)
                                    1-Methyl-2-Pyrrolidone(NMP)
    CAS NO.: 872-50-4
    Structural formula: 


    Formula:C5H9NO           Molecular Weight:99.134    
    Boiling Point: 202℃           Flash Point: 95℃              

    N-Methyl-2-Pyrrolidone is a colorless to slightly yellow liquid, with a faint amine odor. NMP is miscible with water and conventional organic solvents.NMP is a powerful, aprotic solvent with high solvency, and low volatility. High boiling, NMP is both recyclable by distillation and readily biodegradable.

    (In house Standard:Q/PGM001---2021) 
     

            Grade/ Specification

    Reagent grade

    Electronic grade

    Common grade

    Industrial grade

    Purity(GC,wt%)

    ≥99.9

    ≥99.85

    ≥99.8

    ≥99.5

    Moisture(K.F,wt%)

    ≤0.01

    ≤0.02

    ≤0.05

    ≤0.1

    Color(Hazen)

    ≤10

    ≤10

    ≤20

    ≤30

    Density(D420g/ml)

    1.027~1.033

    1.026~1.033

    PH value 10%

    7~9

    6~10

    Amine amount(ppm)

    ≤ 20

    ≤ 30

    ≤ 50

    ≤100


    1. Industrial Class:Used for petroleum extraction pesticide additives, high-grade paint, ink,pigment.ect.
    2. Common Class: used for wire insulation materials、 pharmaceutical intermediates.etc. 
    3. Electric Class: used for Lithium battery, energy storage battery positive,negative electrode materials and other electronic chemicals.
    4. Reagent Class:used for semiconductor materials.
     





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