Di-methylformamide(DMF)

Molecular formula: HCON(CH3)2
Molecular weight: 73.09
Properties: Clear,colorless,flammable liquid,with mild ammonia-like odor.m.p.-61œC, b.p.152.8œC, flash point 57.7œC, refractive index 1.427-1.429,density (20œC) 0.9487g/ml,miscible with water,ether,ester,katon,chlorinated hydrocarbon and benzene hydrocarbon,hygroscopic.
Application: DMF is an important organic material and good solvent.It is used as solvent for man-made leather and chemical fiber,also used as material for synthesis of insecticide of high-effectiveness and low-toxicity,as gas absorbent to separate and purify the gas in petrochemical industry,as material of sulfadiazine,cortisone and Vitamin B6 in pharmaceutical industry,and also as fixing agent in vapor-phase analysis.
Packing and Storage: 200L plastic drums or steel drums(within coating). Tightly closed to store,prevent from leaking,avoid rain,sunlight,strictly forbid striking and rubbing,far from fire and heat source,stored in cool and vent places.
 
Specifications: Q/320483 XY201-2001
Name of index
High-class
Grade-1
Appearance
Clear,colorless liquid,no visible impurity
Dimethylformamide,%ge
99.8
99.5
Methanol,%
50
100
Color,(Pt-Co)
5
10
Refractive Index 
1.427-1.429
š
H2O,% 
0.05
0.10
Formic acid,mg/kg 
30
50
Di-methylamine,mg/kg 
15
30
PH(20% Water Solution) 
6.5-8.0
6.5-9.0
Fe, mg/kg ˜
0.05
-