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	hartrees
Energy at 0K	-341.021729
Energy at 298.15K
HF Energy	-341.021729
Nuclear repulsion energy	227.110982

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3273	3273	0.02
2	A₁	1857	1857	632.43
3	A₁	1624	1624	5.02
4	A₁	1144	1144	100.09
5	A₁	1076	1076	45.15
6	A₁	850	850	38.47
7	A₁	724	724	3.31
8	A₂	768	768	0.00
9	A₂	564	564	0.00
10	B₁	739	739	0.00
11	B₁	677	677	85.11
12	B₁	240	240	0.48
13	B₂	3247	3247	5.22
14	B₂	1314	1314	19.05
15	B₂	1058	1058	85.32
16	B₂	962	962	38.61
17	B₂	856	856	2.25
18	B₂	499	499	0.07

Atom	y (Å)	z (Å)
C1	0.000	0.795
O2	0.000	1.994
O3	1.120	-0.024
O4	-1.120	-0.024
C5	0.671	-1.340
C6	-0.671	-1.340
H7	1.420	-2.126
H8	-1.420	-2.126

	C1	O2	O3	O4	C5	C6	H7	H8
C1		1.1992	1.3875	1.3875	2.2380	2.2380	3.2470	3.2470
O2	1.1992		2.3078	2.3078	3.4011	3.4011	4.3572	4.3572
O3	1.3875	2.3078		2.2410	1.3913	2.2234	2.1230	3.2970
O4	1.3875	2.3078	2.2410		2.2234	1.3913	3.2970	2.1230
C5	2.2380	3.4011	1.3913	2.2234		1.3423	1.0848	2.2335
C6	2.2380	3.4011	2.2234	1.3913	1.3423		2.2335	1.0848
H7	3.2470	4.3572	2.1230	3.2970	1.0848	2.2335		2.8395
H8	3.2470	4.3572	3.2970	2.1230	2.2335	1.0848	2.8395

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	O3	C5	107.300	C1	O4	C6	107.300
O2	C1	O3	126.142	O2	C1	O4	126.142
O3	C1	O4	107.717	O3	C5	C6	108.842
O3	C5	H7	117.521	O4	C6	C5	108.842
O4	C6	H8	117.521	C5	C6	H8	133.637
C6	C5	H7	133.637

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

using model chemistry: B97D3/aug-cc-pVDZ

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	0.732
2	O	-0.478
3	O	-0.470
4	O	-0.470
5	C	0.754
6	C	0.754
7	H	-0.411
8	H	-0.411

<r²>	116.523
(<r²>)^1/2	10.795

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

using model chemistry: B97D3/aug-cc-pVDZ

States and conformations

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