2(3H)-Furanone, dihydro-5-methyl-3-(triphenylphosphoranylidene)-

CAS:64745-59-1

Formula:C23H21O2P

2-Butenoic acid, 3-methyl-, 2-(diphenylphosphino)phenyl ester

CAS:848863-19-4

Formula:C23H21O2P

2-Butenoic acid, 4-(triphenylphosphoranylidene)-, methyl ester

CAS:42997-19-3

Formula:C23H21O2P

2-Butenoic acid, 4-(triphenylphosphoranylidene)-, methyl ester, (E)-

CAS:65866-00-4

Formula:C23H21O2P

Benzoic acid, 2-(diphenylphosphino)-, 1-methyl-2-propenyl ester

CAS:672937-27-8

Formula:C23H21O2P

ALLYL OXYCARBONYLMETHYLENE TRIPHENYLPHOSPHORANE

CAS:104127-76-6

Formula:C23H21O2P

2,4-Pentanedione, 3-(triphenylphosphoranylidene)-

CAS:1474-32-4

Formula:C23H21O2P

Phosphonium, triphenyl-, 2,4-dioxopentylide

CAS:593288-45-0

Formula:C23H21O2P

Phosphonium, triphenyl-, 4-methoxy-4-oxo-2-butenylide

CAS:60092-89-9

Formula:C23H21O2P