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. 


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

Product Name

 N-Methyl-2-pyrrolidone

Formula 

 C5H9NO

Molecular Weight 

 99.13

CAS NO. 

 872-50-4

Quantity

500KG


Items

Specification

Results

Appearance

 Clear liquid

Conforms

Assay

≥99%

99.4%

Melting point 

 -24 °C 

 -24 °C 

CONCLUSION

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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