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	hartrees
Energy at 0K	-77.713418
Energy at 298.15K	-77.714993
HF Energy	-77.422306
Nuclear repulsion energy	28.686933

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A'	3324	3324	0.61
2	A'	3258	3258	2.66
3	A'	3160	3160	2.78
4	A'	1761	1761	2.37
5	A'	1450	1450	7.92
6	A'	1107	1107	8.37
7	A'	754	754	17.80
8	A"	1017	1017	74.16
9	A"	933	933	18.69

Atom	x (Å)	y (Å)
C1	0.050	0.714
C2	0.050	-0.581
H3	-0.682	1.500
H4	-0.877	-1.144
H5	0.965	-1.153

	C1	C2	H3	H4	H5
C1		1.2954	1.0737	2.0762	2.0796
C2	1.2954		2.2060	1.0839	1.0792
H3	1.0737	2.2060		2.6509	3.1227
H4	2.0762	1.0839	2.6509		1.8415
H5	2.0796	1.0792	3.1227	1.8415

atom1	atom2	atom3	angle		atom1	atom2	atom3	angle
C1	C2	H4	121.269		C1	C2	H5	122.021
C2	C1	H3	137.035		H4	C2	H5	116.710

All results from a given calculation for C₂H₃ (vinyl)

using model chemistry: CISD/Def2TZVPP

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 C2H3 (vinyl)

using model chemistry: CISD/Def2TZVPP

States and conformations

All results from a given calculation for C₂H₃ (vinyl)