2-[4-(diphenylphosphoryl)but-2-en-2-yl]-4-methoxy-5-methylbenzoic acid

CAS:82045-53-2

Formula:C25H25O4P

Butanedioic acid, (triphenylphosphoranylidene)-, 4-ethyl 1-methyl ester

CAS:83868-51-3

Formula:C25H25O4P

Phosphonium, triphenyl-, 2-ethoxy-1-(ethoxycarbonyl)-2-oxoethylide

CAS:36260-20-5

Formula:C25H25O4P

1H-Phosphole-1-propanoic acid, 2,5-dibenzoyl-3,4-dimethyl-, ethyl ester

CAS:404017-71-6

Formula:C25H25O4P

Phosphonic acid, (3,4-dihydro-2,4,6-triphenyl-2H-pyran-2-yl)-, dimethyl ester

CAS:65991-12-0

Formula:C25H25O4P

Butanoic acid, 4-methoxy-3-oxo-2-(triphenylphosphoranylidene)-, ethyl ester

CAS:922177-75-1

Formula:C25H25O4P

Phosphonic acid, (1-hydroxy-2,3-diphenyl-1H-inden-1-yl)-, diethyl ester

CAS:111949-70-3

Formula:C25H25O4P

Phosphoric acid, 2,3-diphenyl-1H-inden-1-yl diethyl ester

CAS:111949-71-4

Formula:C25H25O4P

Pentanoic acid, 4-methoxy-3-oxo-2-(triphenylphosphoranylidene)-, methyl ester

CAS:139915-35-8

Formula:C25H25O4P

diethyl (triphenyl-lambda~5~-phosphanylidene)propanedioate

CAS:7509-48-0

Formula:C25H25O4P