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	hartrees
Energy at 0K	-340.809790
Energy at 298.15K
HF Energy	-340.809790
Nuclear repulsion energy	227.163826

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3266	3213	0.00
2	A₁	1896	1865	511.35
3	A₁	1632	1605	1.85
4	A₁	1160	1141	111.60
5	A₁	1098	1079	12.53
6	A₁	863	848	28.06
7	A₁	714	702	2.19
8	A₂	747	734	0.00
9	A₂	554	545	0.00
10	B₁	733	721	0.17
11	B₁	670	659	74.76
12	B₁	242	238	0.81
13	B₂	3242	3189	4.49
14	B₂	1328	1306	22.10
15	B₂	1073	1055	69.86
16	B₂	980	964	51.16
17	B₂	869	855	0.06
18	B₂	500	492	0.01

Atom	y (Å)	z (Å)
C1	0.000	0.792
O2	0.000	1.995
O3	1.121	-0.026
O4	-1.121	-0.026
C5	0.671	-1.338
C6	-0.671	-1.338
H7	1.424	-2.120
H8	-1.424	-2.120

	C1	O2	O3	O4	C5	C6	H7	H8
C1		1.2029	1.3881	1.3881	2.2332	2.2332	3.2418	3.2418
O2	1.2029		2.3113	2.3113	3.3997	3.3997	4.3546	4.3546
O3	1.3881	2.3113		2.2427	1.3867	2.2212	2.1158	3.2961
O4	1.3881	2.3113	2.2427		2.2212	1.3867	3.2961	2.1158
C5	2.2332	3.3997	1.3867	2.2212		1.3425	1.0858	2.2367
C6	2.2332	3.3997	2.2212	1.3867	1.3425		2.2367	1.0858
H7	3.2418	4.3546	2.1158	3.2961	1.0858	2.2367		2.8482
H8	3.2418	4.3546	3.2961	2.1158	2.2367	1.0858	2.8482

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	O3	C5	107.180	C1	O4	C6	107.180
O2	C1	O3	126.118	O2	C1	O4	126.118
O3	C1	O4	107.764	O3	C5	C6	108.938
O3	C5	H7	117.164	O4	C6	C5	108.938
O4	C6	H8	117.164	C5	C6	H8	133.898
C6	C5	H7	133.898

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

using model chemistry: PBEPBEultrafine/6-31G*

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	0.729
2	O	-0.420
3	O	-0.391
4	O	-0.391
5	C	0.043
6	C	0.043
7	H	0.194
8	H	0.194

	x	y	z	Total
	0.000	0.000	-4.335	4.335
CHELPG
AIM
ESP

<r²>	115.867
(<r²>)^1/2	10.764

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

using model chemistry: PBEPBEultrafine/6-31G*

States and conformations

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