N-Methyl-Pyrrolidone

• Post Date:

  Jan 08,2013

• Expiry Date:

  Jul 07,2013

• Detailed Description:

  Cas No. :872-50-4 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℃
  Boiling point:
  202°C
  
  Flash point:
  PH-value(100g/l)at 20℃
  Refractive index:(nD20)
  95℃
  7.5-10
  1.465-1.475
  Ignition temperature
  Dynamic at 20℃
  245°C
  1.796 mPas
  
  
  
  Properties:
  Colourless transparent liquid,it has strong water absorption. It can almost dissolve in all the solvents
  
  
  Specification:
  N-methyl pyrrolidone Specifications (Operative Standard: Q/1400MCX002-2009) : 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
  
  Density (D420) g/ml
  1.027-1.035
  1.027-1.035
  Proportion
  
  Refractive rate (nD20)
  1.465-1.475
  1.465-1.475
  Spectrophotometry
  
  PH Value (20℃,100g/L)
  7.5-10
  7.5-10
  Potential method
  
  
  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.
  
  Storage and transportation:
  Store in cool and airy place; keep away from fire and heat; handle with care; avoid leakage.
  

• CAS Registry Number:

  872-50-4

• Synonyms:

  ;N-Methylpyrrolidone;1-Methyl-2-pyrrolidinone, anhydrous;NMP;N-Methyl pyrrolidone;N-Methyl-2-pyrrolidone;N-Methyl-2-pyrrolidinone;N-Methyl-pyrrolidone;NMP-EL;NMP-T;N-METHYLPYRROLIDNONE;N-METHYLPYRROLIDINONE;N-METHYLPYRROLID-2-ONE;N-METHYLPYROLIDONE;M-PYROL(R);1-Methyl-2-pyrrolidone;

• Molecular Formula:

  C₅H₉NO

• Molecular Weight:

  99.13

• Molecular Structure:

  

• Hazard Symbols:

   Xi:Irritant;
  

• Risk Codes:

  R36/38:;
  

• Safety Description:

  S41:;
  

• Company:

  jinan yunxiang chemical co.,ltd     [ China ]        

• Contact:

  wan

• Tel:

  086-0531-88662626

• Fax:

• Email:

  wangallen0531@yahoo.com