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	hartrees
Energy at 0K	-341.023268
Energy at 298.15K
HF Energy	-341.023268
Nuclear repulsion energy	227.144774

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3272	3272	0.02
2	A₁	1858	1858	633.59
3	A₁	1623	1623	5.18
4	A₁	1144	1144	98.98
5	A₁	1076	1076	47.06
6	A₁	850	850	38.99
7	A₁	724	724	3.38
8	A₂	775	775	0.00
9	A₂	563	563	0.00
10	B₁	740	740	0.10
11	B₁	680	680	83.26
12	B₁	241	241	0.50
13	B₂	3245	3245	5.11
14	B₂	1315	1315	19.37
15	B₂	1057	1057	84.81
16	B₂	961	961	37.98
17	B₂	855	855	2.41
18	B₂	499	499	0.10

Atom	y (Å)	z (Å)
C1	0.000	0.794
O2	0.000	1.993
O3	1.120	-0.024
O4	-1.120	-0.024
C5	0.671	-1.340
C6	-0.671	-1.340
H7	1.419	-2.125
H8	-1.419	-2.125

	C1	O2	O3	O4	C5	C6	H7	H8
C1		1.1990	1.3873	1.3873	2.2378	2.2378	3.2459	3.2459
O2	1.1990		2.3074	2.3074	3.4007	3.4007	4.3559	4.3559
O3	1.3873	2.3074		2.2408	1.3912	2.2233	2.1223	3.2959
O4	1.3873	2.3074	2.2408		2.2233	1.3912	3.2959	2.1223
C5	2.2378	3.4007	1.3912	2.2233		1.3421	1.0839	2.2323
C6	2.2378	3.4007	2.2233	1.3912	1.3421		2.2323	1.0839
H7	3.2459	4.3559	2.1223	3.2959	1.0839	2.2323		2.8377
H8	3.2459	4.3559	3.2959	2.1223	2.2323	1.0839	2.8377

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	O3	C5	107.293	C1	O4	C6	107.293
O2	C1	O3	126.138	O2	C1	O4	126.138
O3	C1	O4	107.724	O3	C5	C6	108.845
O3	C5	H7	117.530	O4	C6	C5	108.845
O4	C6	H8	117.530	C5	C6	H8	133.625
C6	C5	H7	133.625

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

using model chemistry: B97D3/daug-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	0.331
2	O	-1.022
3	O	-0.357
4	O	-0.357
5	C	1.592
6	C	1.592
7	H	-0.889
8	H	-0.889

<r²>	116.480
(<r²>)^1/2	10.793

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

using model chemistry: B97D3/daug-cc-pVDZ

States and conformations

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