Basic

CAS No.	110905-37-8
Product Name	Phosphonic acid, (4-oxo-2-butenyl)-, diethyl ester, (E)-
Synonyms	4-(diethylphosphono)-2-butenal; diethyl [(2E)-4-oxobut-2-en-1-yl]phosphonate
Molecular Formula	C8H15O4P
Molecular Weight	206.1761

Physical property

Density	1.094g/cm3
Boiling point	313.2°C at 760 mmHg
Flash point	157.1°C
Refractive index	1.44