56374-57-3, CAS No 56374-57-3

56374-57-3 (2E)-but-2-en-1-ylidene(triphenyl)-lambda~5~-phosphane
Product Name	(2E)-but-2-en-1-ylidene(triphenyl)-lambda~5~-phosphane
Synonyms	Phosphorane, 2-butenylidenetriphenyl-, (E)-
Molecular Formula	C₂₂H₂₁P
Molecular Weight	316.3759
InChl	InChI=1/C22H21P/c1-2-3-19-23(20-13-7-4-8-14-20,21-15-9-5-10-16-21)22-17-11-6-12-18-22/h2-19H,1H3/b3-2+
CAS Registry Number	56374-57-3
Molecular Structure
Density	1.08g/cm³
Boiling Point	466.8°C at 760 mmHg
Refractive Index	1.61
Flash Point	236.1°C
Vapour Pressur	1.92E-08mmHg at 25°C

56374-57-3 (2E)-but-2-en-1-ylidene(triphenyl)-lambda~5~-phosphane