{{Unreferenced|date=April 2026}}
{{short description|Cycloalkene}} {{chembox | Reference = | IUPACName = (''Z'')-Cyclodecene, (''E'')-Cyclodecene | OtherNames = ''cis''-Cyclodecene, ''trans''-Cyclodecene | ImageFileL1 = Z-cyclodecene.png | ImageCaptionL1 = (''Z'')-Cyclodecene | ImageFileR1 = E-cyclodecene.png | ImageCaptionR1 = (''E'')-Cyclodecene |Section1={{Chembox Identifiers | index_label = cis Z | index1_label = trans E | ChemSpiderID = 4517575 | ChemSpiderID1 = 13044 | CASNo = 935-31-9 | CASNo1 = 2198-20-1 | PubChem = 5365612 | PubChem1 = 5364362 | EC_number = 213-301-9 | SMILES = C\1=C\CCCCCCCC/1 | SMILES1 = C1CCCC/C=C/CCC1 | StdInChI=1S/C10H18/c1-2-4-6-8-10-9-7-5-3-1/h1-2H,3-10H2/b2-1- | StdInChIKey = UCIYGNATMHQYCT-UPHRSURJSA-N | InChI1=1S/C10H18/c1-2-4-6-8-10-9-7-5-3-1/h1-2H,3-10H2/b2-1+ | InChIKey1 = UCIYGNATMHQYCT-OWOJBTEDSA-N }} |Section2={{Chembox Properties | C=10 | H=18 | Appearance= | Density= g/mL | MeltingPtC= | BoilingPtC=193 | Solubility= }} |Section3={{Chembox Hazards | GHSPictograms = {{GHS07}} | GHSSignalWord = Warning | HPhrases = {{H-phrases|315|319|335}} | PPhrases = {{P-phrases|261|264|271|280|302+352|304+340|305+351+338|312|321|332+313|337+313|362|403+233|405|501}} | MainHazards= | FlashPtC = 59 | AutoignitionPtC = }} }}
'''Cyclodecene''' is a cycloalkene with a ten-membered ring, with two possible geometric isomers, denoted ''cis''-cyclodecene and ''trans''-cyclodecene, or (''Z'')-cyclodecene and (''E'')-cyclodecene.
==References== {{Reflist}}
{{cycloalkenes}}
Category:Cycloalkenes Category:Ten-membered rings
{{hydrocarbon-stub}}