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	hartrees
Energy at 0K	-341.211825
Energy at 298.15K
HF Energy	-341.211825
Nuclear repulsion energy	230.700811

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3337	3201	0.25
2	A₁	1954	1874	675.15
3	A₁	1697	1628	3.79
4	A₁	1210	1161	158.71
5	A₁	1138	1092	12.60
6	A₁	923	885	29.64
7	A₁	752	721	3.68
8	A₂	853	818	0.00
9	A₂	591	567	0.00
10	B₁	797	765	1.66
11	B₁	732	702	86.21
12	B₁	247	237	0.58
13	B₂	3311	3176	9.50
14	B₂	1384	1328	33.74
15	B₂	1120	1074	104.55
16	B₂	1060	1017	23.39
17	B₂	912	875	0.81
18	B₂	534	513	0.00

Atom	y (Å)	z (Å)
C1	0.000	0.781
O2	0.000	1.963
O3	1.100	-0.021
O4	-1.100	-0.021
C5	0.661	-1.321
C6	-0.661	-1.321
H7	1.400	-2.099
H8	-1.400	-2.099

	C1	O2	O3	O4	C5	C6	H7	H8
C1		1.1825	1.3613	1.3613	2.2034	2.2034	3.2022	3.2022
O2	1.1825		2.2686	2.2686	3.3502	3.3502	4.2969	4.2969
O3	1.3613	2.2686		2.2007	1.3725	2.1895	2.1000	3.2514
O4	1.3613	2.2686	2.2007		2.1895	1.3725	3.2514	2.1000
C5	2.2034	3.3502	1.3725	2.1895		1.3224	1.0730	2.2032
C6	2.2034	3.3502	2.1895	1.3725	1.3224		2.2032	1.0730
H7	3.2022	4.2969	2.1000	3.2514	1.0730	2.2032		2.7999
H8	3.2022	4.2969	3.2514	2.1000	2.2032	1.0730	2.7999

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	O3	C5	107.407	C1	O4	C6	107.407
O2	C1	O3	126.067	O2	C1	O4	126.067
O3	C1	O4	107.866	O3	C5	C6	108.660
O3	C5	H7	117.828	O4	C6	C5	108.660
O4	C6	H8	117.828	C5	C6	H8	133.512
C6	C5	H7	133.512

All results from a given calculation for C₃H₂O₃ (vinylene carbonate)

using model chemistry: mPW1PW91/cc-pVTZ

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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Number	Element	Mulliken
1	C	0.322
2	O	-0.269
3	O	-0.156
4	O	-0.156
5	C	-0.011
6	C	-0.011
7	H	0.140
8	H	0.140

<r²>	113.224
(<r²>)^1/2	10.641

All results from a given calculation for C3H2O3 (vinylene carbonate)

using model chemistry: mPW1PW91/cc-pVTZ

States and conformations

All results from a given calculation for C₃H₂O₃ (vinylene carbonate)