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872-50-4
CAS 872-50-4 N-Methylpyrrolidone
  • Product Name:

    1-METHYL-2-PYRROLIDONE
  • CAS:

    872-50-4
  • Alias:

    N-METHYL-2-PYRROLIDINONE
  • EINECS:

    212-828-1
  • Fórmula molecular:

    C5H9NO
  • Padrão de qualidade:

    99.5%
  • Da embalagem:

    25 kg/drum or as customer's request
  • :

    Anhui, China
  • Ordem mininmum:

    1 kg
  • Price inquiry:

    sales@tnjchem.com
  • Manufacturer:

    TNJ Chemical

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  • Detalhes do produto

N-methylpyrrolidone (NMP, CAS 872-50-4) is an organic substance with the chemical formula of C5H9NO. It is a colorless to light yellow transparent liquid with a slight smell of ammonia. It is miscible with water in any proportion, soluble in ether, acetone, esters, halohydrocarbons, aromatic hydrocarbons and other organic solvents, and almost completely mixed with all solvents.

 

Physical property data

1. Character: colorless transparent oily liquid with slight smell of amine.

2. Density: 1.028g/cm3

3. Melting point: - 24 ℃

4. Boiling point: 202 ℃

5. Refractive index: 1.470

6 Viscosity: 1.65mPa · s

7. Flash point: 86.1 ℃

8. Ignition point: 346 ℃

9. Combustion heat: 3010kJ/mol

10. Critical temperature: 445 ℃

11. Critical pressure: 4.76MPa

12. Conductivity: (1-2) × 10-8s/m

13. Solubility: easily soluble in water, ethanol, ether, acetone, ethyl acetate, chloroform and benzene, and soluble in most organic and inorganic compounds, polar gases, natural and synthetic polymer compounds.

 

Specification of N-Methylpyrrolidone NMP

 Item  Reagent grade  Electronic grade  Industrial grade
 Assay, %min.  99.9  99.9  99.5
 Color, Hazan max.  15  20  25
 Density, g/ml  1.032-1.035  1.032-1.035  1.032-1.035
 Water, % max.  0.01  0.02  

    * Please refer to Certificate of Analysis for specific date.

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