精品一区二区久久,精品一区久久,91亚洲国产成人精品一区二三,亚洲精品久久久中文,国产成人精品91,国产精品久久久亚洲一区,久久久久久久久久久久久91

product Name	2,4'-Difluorobenzophenone
Synonyms	2,4'-difluorobenophenone; (2-fluorophenyl)(4-fluorophenyl)methanone
Molecular Formula	C₁₁H₉FN₂OS
Molecular Weight	236.2654
InChI	InChI=1/C11H9FN2OS/c12-8-3-1-7(2-4-8)9-6-16-11(14-9)5-10(13)15/h1-4,6H,5H2,(H2,13,15)
CAS Registry Number	342-25-6
EINECS	206-441-7
Molecular Structure
Density	1.348g/cm³
Melting point	22-24℃
Boiling point	443.7°C at 760 mmHg
Refractive index	1.605
Flash point	222.1°C
Vapour Pressur	4.55E-08mmHg at 25°C