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	hartrees
Energy at 0K	-195.962208
Energy at 298.15K	-195.971914
HF Energy	-195.164729
Nuclear repulsion energy	174.476186

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A'	3246	3024	42.95
2	A'	3232	3011	31.95
3	A'	3220	3000	10.68
4	A'	3214	2994	16.58
5	A'	3123	2909	21.78
6	A'	3117	2904	52.18
7	A'	3109	2897	30.14
8	A'	1802	1679	1.15
9	A'	1557	1450	6.30
10	A'	1555	1448	8.27
11	A'	1540	1435	1.91
12	A'	1481	1379	1.17
13	A'	1473	1372	2.97
14	A'	1470	1369	5.12
15	A'	1416	1319	2.33
16	A'	1279	1192	3.35
17	A'	1169	1089	6.18
18	A'	1101	1026	3.03
19	A'	1002	933	1.66
20	A'	992	924	1.39
21	A'	792	738	1.08
22	A'	530	494	1.52
23	A'	389	363	0.17
24	A'	303	283	0.20
25	A"	3183	2965	21.61
26	A"	3177	2960	32.49
27	A"	3174	2957	15.16
28	A"	1541	1435	18.84
29	A"	1533	1428	0.34
30	A"	1522	1418	1.02
31	A"	1131	1053	1.78
32	A"	1084	1010	1.98
33	A"	1039	968	2.90
34	A"	832	775	15.58
35	A"	424	395	3.20
36	A"	262	244	1.87
37	A"	174	162	1.33
38	A"	107	99	0.53
39	A"	83	77	0.22

Atom	x (Å)	y (Å)	z (Å)
C1	-1.507	0.488	0.000
H2	-1.957	-0.500	0.000
H3	-1.869	1.027	0.877
H4	-1.869	1.027	-0.877
C5	0.275	-2.096	0.000
H6	0.655	-2.621	-0.877
H7	0.655	-2.621	0.877
H8	-0.808	-2.185	0.000
C9	0.743	-0.668	0.000
H10	1.822	-0.551	0.000
C11	0.000	0.450	0.000
C12	0.648	1.812	0.000
H13	1.733	1.738	0.000
H14	0.342	2.385	0.877
H15	0.342	2.385	-0.877

	C1	H2	H3	H4	C5	H6	H7	H8	C9	H10	C11	C12	H13	H14	H15
C1		1.0856	1.0910	1.0910	3.1386	3.8865	3.8865	2.7628	2.5296	3.4875	1.5075	2.5292	3.4731	2.7902	2.7902
H2	1.0856		1.7627	1.7627	2.7443	3.4771	3.4771	2.0400	2.7059	3.7801	2.1756	3.4832	4.3163	3.7916	3.7916
H3	1.0910	1.7627		1.7535	3.8880	4.7696	4.4355	3.4943	3.2348	4.1089	2.1436	2.7786	3.7751	2.5947	3.1319
H4	1.0910	1.7627	1.7535		3.8880	4.4355	4.7696	3.4943	3.2348	4.1089	2.1436	2.7786	3.7751	3.1319	2.5947
C5	3.1386	2.7443	3.8880	3.8880		1.0903	1.0903	1.0862	1.5031	2.1867	2.5603	3.9257	4.1020	4.5659	4.5659
H6	3.8865	3.4771	4.7696	4.4355	1.0903		1.7539	1.7599	2.1428	2.5332	3.2595	4.5188	4.5753	5.3130	5.0151
H7	3.8865	3.4771	4.4355	4.7696	1.0903	1.7539		1.7599	2.1428	2.5332	3.2595	4.5188	4.5753	5.0151	5.3130
H8	2.7628	2.0400	3.4943	3.4943	1.0862	1.7599	1.7599		2.1697	3.0962	2.7555	4.2538	4.6741	4.7928	4.7928
C9	2.5296	2.7059	3.2348	3.2348	1.5031	2.1428	2.1428	2.1697		1.0853	1.3419	2.4815	2.6015	3.2009	3.2009
H10	3.4875	3.7801	4.1089	4.1089	2.1867	2.5332	2.5332	3.0962	1.0853		2.0788	2.6386	2.2908	3.4025	3.4025
C11	1.5075	2.1756	2.1436	2.1436	2.5603	3.2595	3.2595	2.7555	1.3419	2.0788		1.5087	2.1598	2.1518	2.1518
C12	2.5292	3.4832	2.7786	2.7786	3.9257	4.5188	4.5188	4.2538	2.4815	2.6386	1.5087		1.0878	1.0912	1.0912
H13	3.4731	4.3163	3.7751	3.7751	4.1020	4.5753	4.5753	4.6741	2.6015	2.2908	2.1598	1.0878		1.7671	1.7671
H14	2.7902	3.7916	2.5947	3.1319	4.5659	5.3130	5.0151	4.7928	3.2009	3.4025	2.1518	1.0912	1.7671		1.7543
H15	2.7902	3.7916	3.1319	2.5947	4.5659	5.0151	5.3130	4.7928	3.2009	3.4025	2.1518	1.0912	1.7671	1.7543

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	C11	C9	125.092	C1	C11	C12	113.978
H2	C1	H3	108.162	H2	C1	H4	108.162
H2	C1	C11	113.062	H3	C1	H4	106.961
H3	C1	C11	110.141	H4	C1	C11	110.141
C5	C9	H10	114.333	C5	C9	C11	128.209
H6	C5	H7	107.090	H6	C5	H8	107.915
H6	C5	C9	110.424	H7	C5	H8	107.915
H7	C5	C9	110.424	H8	C5	C9	112.857
C9	C11	C12	120.931	H10	C9	C11	117.458
C11	C12	H13	111.541	C11	C12	H14	110.694
C11	C12	H15	110.694	H13	C12	H14	108.380
H13	C12	H15	108.380	H14	C12	H15	106.999

All results from a given calculation for C₅H₁₀ (2-Butene, 2-methyl-)

using model chemistry: MP3=FULL/6-31+G**

States and conformations

	Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for C5H10 (2-Butene, 2-methyl-)

using model chemistry: MP3=FULL/6-31+G**

States and conformations

All results from a given calculation for C₅H₁₀ (2-Butene, 2-methyl-)