成人av在线电影,国产精品久久福利网站app,福利片精品福利片,国产成人福利在线视频播放尤物

,Jinan DaheWeiye Chemical Co., Ltd

Home| E-mial | Contact Us

Hot search: Methyl sulfoxide (DMSO)  , Thioacetamide  , m-Xylene  , Ethyl acetoacetate  , 

Product details

1-Methyl-2-pyrrolidinone

Product name 1-Methyl-2-pyrrolidinone
CAS RN 872-50-4;2687-44-7
EINECS No. 212-828-1
Molecular formula C5H9NO
Molecular weight 99.13
Physical and chemical properties Properties Colorless transparent oily liquid, slight smell of amine.
Melting point -24.4℃
Boiling point 203℃
Relative Density 1.0260
Refractive index 1.486
Flash point 95℃
Solubility good miscibility with water, alcohol, ether, ester, ketone, halogenated hydrocarbon, aromatic hydrocarbon .
Uses Widely used in refining advanced lubricating oil, polymer synthesis, insulation materials, pesticides, paints and cleaning agents, etc