N-Methyl-2-pyrrolidone CAS 872-50-4
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N-Methyl-2-pyrrolidone CAS 872-50-4

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Product Description

Believe Chemical is a leading China N-Methyl-2-pyrrolidone CAS 872-50-4 manufacturer, supplier and exporter. Adhering to the pursuit of perfect quality of products, so that our N-Methyl-2-pyrrolidone CAS 872-50-4 have been satisfied by many customers. Shandong Believe Chemical Pte. Ltd. is a high-tech enterprise integrating R &D and sales of chemical technology. 

We are good at the advantages of chemical products in the field. Our products are exported to Europe, the United States, Japan, South Korea, Southeast Asia and other countries and regions. With science and technology as the guide, honesty as the foundation, quality as the life, and relying on the enterprise concept of innovation and development, we sincerely hope to establish exchanges and extensive cooperation with domestic and foreign customers to create prosperity!

N-Methyl-2-pyrrolidone CAS 872-50-4 Chemical Specification 

Product Name




Molecular Weight 










 Clear liquid





Melting point 

 -24 °C 

 -24 °C 


The result conform with standard

Vanillyl butyl ether CAS 82654-98-6 Chemical Properties

Melting point -24 ° C (L)
Boiling point 202 ° C (L) 81-82 ° c/10mmhg (L)
Density 1.028g/ml25 ° C (liter)
Steam density 3.4 (vsair)
Steam pressure 0.29mmhg (20 ° C)
Refractive index n20/d1.479
Flash point 187 ° f
Storage conditions are +5 ° C to +30 ° C
Soluble ethanol: miscible 0.1ml/ml, transparent, colorless (10%, volume ratio)
Forming liquid
Acidity coefficient (PKA) -0.41 ± 0.20 (predicted)
Color ≤ 20 (APhA)
Slight odor

Vanillyl butyl ether CAS 82654-98-6 Application

N-methylpyrrolidone is called NMP for short, and its molecular formula is c5h9no. English: 1-methyl-2-pyrrolidinone. It is a colorless to light yellow transparent liquid with a slight ammonia smell. It is miscible with water in any proportion, and soluble in various organic solvents such as ether, acetone, esters, halogenated hydrocarbons, aromatics, etc. it is almost completely mixed with all solvents in the chemicalbook. Its boiling point is 204 ℃, flash point is 91 ℃, and it has strong hygroscopicity, stable chemical properties, and is not corrosive to carbon steel and aluminum, Slightly corrosive to copper. It has the advantages of low viscosity, good chemical and thermal stability, high polarity, low volatility, and infinite miscibility with water and many organic solvents. This product is a micro drug, and the allowable limit concentration in the air is 100ppm.

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