C5H8

rWotD Episode 3302: C5H8 Welcome to random Wiki of the Day, your journey through Wikipedia's vast and varied content, one random article at a time.The random article for Tuesday, 19 May 2026, is C5H8.The molecular formula C5H8 may refer to any of the following hydrocarbons:Pentynes:1-Pentyne2-Pentyne3-Methyl-1-butyne or isopentyne, CAS 598-23-2Pentadienes:1,2-Pentadiene, two cis-z isomers, CAS 591-95-71,3 Pentadiene, CAS 504-60-9 (racemic mixture)cis-1,3-Pentadiene or (Z)-1,3-pentadiene, CAS 1574-41-0trans-1,3-Pentadiene or (E)-1,3-pentadiene, or Piperylene1,4-Pentadiene, CAS 591-93-52,3-Pentadiene, two axial isomers, CAS 591-96-8 (racemic mixture)(Ra)-2,3-Pentadiene, CAS 20431-56-5(Sa)-2,3-Pentadiene, CAS 23190-25-2Butadiene derivatives:3-Methyl-1,2-butadiene, CAS 598-25-42-Methyl-1,3-butadiene or isopreneCyclopenteneCyclobutane derivatives:Methylenecyclobutane, CAS 1120-56-5Cyclobutene derivatives:1-Methylcyclobutene, CAS 1489-60-73-Methylcyclobutene, CAS 1120-55-4 (racemic mixture)(R)-3-Methylcyclobutene, CAS 20476-28-2(S)-3-Methylcyclobutene, CAS 30334-81-7Cyclopropane derivatives:Ethenylcyclopropane or VinylcyclopropaneEthylidenecyclopropane, CAS 18631-83-92-Methyl-1-methylenecyclopropane, CAS 18631-84-0 (racemic mixture)(R)-2-Methyl-1-methylenecyclopropane(S)-2-Methyl-1-methylenecyclopropaneCyclopropene derivatives:1-Ethylcyclopropene, CAS 34189-00-93-Ethylcyclopropene, CAS 203442-62-01,2-Dimethylcyclopropene, CAS 14309-32-11,3-Dimethylcyclopropene, CAS 82190-83-8 (racemic)(R)-1,3-Dimethylcyclopropene(S)-1,3-Dimethylcyclopropene3,3-Dimethylcyclopropene, CAS 3907-06-0BicyclopentaneBicyclo[1.1.1]pentane, CAS 311-75-1Bicyclo[2.1.0]pentane or housane, CAS 185-94-4Spiro[2.2]pentane or spiropentane, CAS 157-40-4This recording reflects the Wikipedia text as of 01:17 UTC on Tuesday, 19 May 2026.For the full current version of the article, see C5H8 on Wikipedia.This podcast uses content from Wikipedia under the Creative Commons Attribution-ShareAlike License.Visit our archives at wikioftheday.com and subscribe to stay updated on new episodes.Follow us on Bluesky at @wikioftheday.com.Also check out Curmudgeon's Corner, a current events podcast.Until next time, I'm neural Matthew.