1,2-Pentadien-4-yne

CAS:33555-85-0

Formula:C5H4

Ethenylidene, cyclopropylidene-

CAS:3674-56-4

Formula:C5H4

1,2,4-Cyclopentatriene

CAS:98206-69-0

Formula:C5H4

1,2-Ethanediylium, 1-(1,2-propadienylidene)-

CAS:111903-93-6

Formula:C5H4

1,2,3-Butatriene-1,4-diylium, 1-methyl-

CAS:111903-96-9

Formula:C5H4

Cyclopropenylium, (1-ethenylium-1-yl)-

CAS:111903-98-1

Formula:C5H4

Cyclopropenylium, (2-ethenylium-1-yl)-

CAS:111903-99-2

Formula:C5H4

Cyclobutenylium, 4-methyliumylidene-

CAS:111904-00-8

Formula:C5H4

2,4-Cyclopentadien-1-ylidene

CAS:4729-01-5

Formula:C5H4

1,3-PENTADIYNE

CAS:4911-55-1

Formula:C5H4