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	hartrees
Energy at 0K	-340.918032
Energy at 298.15K
HF Energy	-340.918032
Nuclear repulsion energy	230.468961

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3343	3208	0.12
2	A₁	1969	1890	666.69
3	A₁	1699	1630	2.60
4	A₁	1210	1161	165.67
5	A₁	1138	1092	6.71
6	A₁	922	885	26.98
7	A₁	752	722	3.45
8	A₂	821	788	0.00
9	A₂	585	562	0.00
10	B₁	793	761	2.94
11	B₁	719	690	92.25
12	B₁	245	235	0.89
13	B₂	3317	3183	6.63
14	B₂	1383	1327	42.05
15	B₂	1119	1074	105.71
16	B₂	1052	1009	31.74
17	B₂	915	878	0.13
18	B₂	536	514	0.00

Atom	y (Å)	z (Å)
C1	0.000	0.782
O2	0.000	1.964
O3	1.102	-0.021
O4	-1.102	-0.021
C5	0.663	-1.322
C6	-0.663	-1.322
H7	1.410	-2.097
H8	-1.410	-2.097

	C1	O2	O3	O4	C5	C6	H7	H8
C1		1.1824	1.3633	1.3633	2.2058	2.2058	3.2053	3.2053
O2	1.1824		2.2706	2.2706	3.3524	3.3524	4.2988	4.2988
O3	1.3633	2.2706		2.2032	1.3727	2.1922	2.0983	3.2579
O4	1.3633	2.2706	2.2032		2.1922	1.3727	3.2579	2.0983
C5	2.2058	3.3524	1.3727	2.1922		1.3259	1.0760	2.2126
C6	2.2058	3.3524	2.1922	1.3727	1.3259		2.2126	1.0760
H7	3.2053	4.2988	2.0983	3.2579	1.0760	2.2126		2.8191
H8	3.2053	4.2988	3.2579	2.0983	2.2126	1.0760	2.8191

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	O3	C5	107.457	C1	O4	C6	107.457
O2	C1	O3	126.093	O2	C1	O4	126.093
O3	C1	O4	107.814	O3	C5	C6	108.636
O3	C5	H7	117.430	O4	C6	C5	108.636
O4	C6	H8	117.430	C5	C6	H8	133.934
C6	C5	H7	133.934

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

using model chemistry: HSEh1PBE/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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Number	Element	Mulliken
1	C	0.499
2	O	-0.320
3	O	-0.252
4	O	-0.252
5	C	-0.092
6	C	-0.092
7	H	0.254
8	H	0.254

<r²>	113.428
(<r²>)^1/2	10.650

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

using model chemistry: HSEh1PBE/6-311G*

States and conformations

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