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	hartrees
Energy at 0K	-77.692901
Energy at 298.15K	-77.694485
HF Energy	-77.404443
Nuclear repulsion energy	28.662851

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A'	3289	3289	0.74
2	A'	3233	3233	4.55
3	A'	3135	3135	3.23
4	A'	1819	1819	2.60
5	A'	1443	1443	10.41
6	A'	1106	1106	10.61
7	A'	758	758	23.31
8	A"	1036	1036	97.91
9	A"	960	960	17.56

Atom	x (Å)	y (Å)
C1	0.050	0.713
C2	0.050	-0.579
H3	-0.689	1.502
H4	-0.880	-1.149
H5	0.971	-1.156

	C1	C2	H3	H4	H5
C1		1.2913	1.0814	2.0814	2.0826
C2	1.2913		2.2083	1.0912	1.0864
H3	1.0814	2.2083		2.6587	3.1333
H4	2.0814	1.0912	2.6587		1.8508
H5	2.0826	1.0864	3.1333	1.8508

atom1	atom2	atom3	angle		atom1	atom2	atom3	angle
C1	C2	H4	121.532		C1	C2	H5	122.066
C2	C1	H3	136.912		H4	C2	H5	116.402

All results from a given calculation for C₂H₃ (vinyl)

using model chemistry: MP3=FULL/6-311G*

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: MP3=FULL/6-311G*

States and conformations

All results from a given calculation for C₂H₃ (vinyl)