CCCBDB listing of experimental data page 2

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Property	Value	Uncertainty	units	Reference
Hfg(298.15K)	-70.29	1.51	kJ mol^-1	webbook
Hfg(0K)		1.51	kJ mol^-1	webbook
Entropy (298.15K)			J K^-1 mol^-1
Integrated Heat Capacity (0 to 298.15K)			kJ mol^-1
Heat Capacity (298.15K)	123.60		J K^-1 mol^-1	webbook

Mode Number	Symmetry	Frequency			Intensity			Comment	Description
Mode Number	Symmetry	Fundamental(cm^-1)	Harmonic(cm^-1)	Reference	(km mol^-1)	unc.	Reference	Comment	Description
1	A_g	2999		1974sve/kov
2	A_g	2862		1974sve/kov
3	A_g	1683		1974sve/kov
4	A_g	1456		1974sve/kov
5	A_g	1397		1974sve/kov
6	A_g	1027		1974sve/kov
7	A_g	690		1974sve/kov
8	A_g	411		1974sve/kov
9	A_u	2975		1974sve/kov
10	A_u	1464		1974sve/kov
11	A_u	979		1974sve/kov
12	A_u	182		1974sve/kov
13	A_u
14	B_1g	2999		1974sve/kov
15	B_1g	2900		1974sve/kov
16	B_1g	1456		1974sve/kov
17	B_1g	1374		1974sve/kov
18	B_1g	1269		1974sve/kov
19	B_1g	947		1974sve/kov
20	B_1g	505		1974sve/kov
21	B_1u	2930		1974sve/kov
22	B_1u	1460		1974sve/kov
23	B_1u	1028		1974sve/kov
24	B_1u	267		1974sve/kov
25	B_1u
26	B_2g	2999		1974sve/kov
27	B_2g	1456		1974sve/kov
28	B_2g	1071		1974sve/kov
29	B_2g	411		1974sve/kov
30	B_2g
31	B_2u	3006		1974sve/kov
32	B_2u	2879		1974sve/kov
33	B_2u	1453		1974sve/kov
34	B_2u	1382		1974sve/kov
35	B_2u	1165		1974sve/kov
36	B_2u	972		1974sve/kov
37	B_2u	181		1974sve/kov
38	B_3g	2999		1974sve/kov
39	B_3g	1456		1974sve/kov
40	B_3g	947		1974sve/kov
41	B_3g
42	B_3u	3006		1974sve/kov
43	B_3u	2879		1974sve/kov
44	B_3u	1460		1974sve/kov
45	B_3u	1382		1974sve/kov
46	B_3u	1172		1974sve/kov
47	B_3u	902		1974sve/kov
48	B_3u	394		1974sve/kov

	Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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Experimental data for C6H12 (2,3-dimethyl-but-2-ene)

Experimental data for C₆H₁₂ (2,3-dimethyl-but-2-ene)