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	hartrees
Energy at 0K	-341.114948
Energy at 298.15K
HF Energy	-341.114948
Nuclear repulsion energy	230.158328

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3356	3356	0.51
2	A₁	1937	1937	722.16
3	A₁	1708	1708	6.18
4	A₁	1207	1207	161.95
5	A₁	1130	1130	9.56
6	A₁	922	922	31.22
7	A₁	744	744	3.63
8	A₂	841	841	0.00
9	A₂	584	584	0.00
10	B₁	788	788	0.55
11	B₁	730	730	88.52
12	B₁	247	247	0.45
13	B₂	3328	3328	10.77
14	B₂	1376	1376	36.03
15	B₂	1115	1115	96.59
16	B₂	1069	1069	24.87
17	B₂	907	907	0.97
18	B₂	530	530	0.02

Atom	y (Å)	z (Å)
C1	0.000	0.780
O2	0.000	1.969
O3	1.102	-0.021
O4	-1.102	-0.021
C5	0.664	-1.324
C6	-0.664	-1.324
H7	1.407	-2.105
H8	-1.407	-2.105

	C1	O2	O3	O4	C5	C6	H7	H8
C1		1.1885	1.3622	1.3622	2.2063	2.2063	3.2102	3.2102
O2	1.1885		2.2743	2.2743	3.3588	3.3588	4.3100	4.3100
O3	1.3622	2.2743		2.2037	1.3744	2.1948	2.1066	3.2618
O4	1.3622	2.2743	2.2037		2.1948	1.3744	3.2618	2.1066
C5	2.2063	3.3588	1.3744	2.1948		1.3288	1.0781	2.2140
C6	2.2063	3.3588	2.1948	1.3744	1.3288		2.2140	1.0781
H7	3.2102	4.3100	2.1066	3.2618	1.0781	2.2140		2.8141
H8	3.2102	4.3100	3.2618	2.1066	2.2140	1.0781	2.8141

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	O3	C5	107.455	C1	O4	C6	107.455
O2	C1	O3	126.015	O2	C1	O4	126.015
O3	C1	O4	107.971	O3	C5	C6	108.560
O3	C5	H7	117.900	O4	C6	C5	108.560
O4	C6	H8	117.900	C5	C6	H8	133.539
C6	C5	H7	133.539

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

using model chemistry: B1B95/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	0.236
2	O	-1.061
3	O	-0.328
4	O	-0.328
5	C	1.583
6	C	1.583
7	H	-0.843
8	H	-0.843

<r²>	113.930
(<r²>)^1/2	10.674

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

using model chemistry: B1B95/daug-cc-pVDZ

States and conformations

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