Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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Relative enthalpies of isomers - Comparison of 298.15K enthalpies (kJ mol^-1)

Isomers of C₆H₁₀

index	Species	CAS number	Name	Relative experimental enthalpy (kJ mol-1)	sketch
a	C6H10	110838	cyclohexene	0.0
b	C6H10	693890	Cyclopentene, 1-methyl-	0.7
c	C6H10	1120623	Cyclopentene, 3-methyl-	12.7
d	C6H10	1759815	Cyclopentene, 4-methyl-	19.0
e	C6H10	285585	Bicyclo[3.1.0]hexane	43.2
f	C6H10	5194514	2,4-Hexadiene, (E,E)-	48.7
g	C6H10	5194503	2,4-Hexadiene, (E,Z)-	52.4
h	C6H10	6108618	2,4-Hexadiene, (Z,Z)-	56.6
i	C6H10	20237347	1,3-Hexadiene, (E)-	58.7
j	C6H10	14596920	1,3-Hexadiene, (Z)-	62.9
k	C6H10	7319008	1,4-Hexadiene, (E)-	78.4
l	C6H10	7318674	1,4-Hexadiene, (Z)-	81.7
m	C6H10	592427	1,5-Hexadiene	89.7
n	C6H10	928494	3-Hexyne	109.7
o	C6H10	917920	1-Butyne, 3,3-dimethyl-	111.3
p	C6H10	764352	2-Hexyne	112.0
q	C6H10	693027	1-Hexyne	126.6