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	hartrees
Energy at 0K	-341.330672
Energy at 298.15K
HF Energy	-341.330672
Nuclear repulsion energy	229.679313

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3313	3210	0.51
2	A₁	1906	1847	708.73
3	A₁	1667	1615	4.58
4	A₁	1186	1149	125.59
5	A₁	1118	1083	48.95
6	A₁	897	869	36.90
7	A₁	745	721	4.05
8	A₂	849	823	0.00
9	A₂	584	566	0.00
10	B₁	783	759	0.75
11	B₁	723	700	88.40
12	B₁	244	237	0.47
13	B₂	3289	3187	9.65
14	B₂	1366	1323	24.56
15	B₂	1096	1062	107.69
16	B₂	1018	986	28.08
17	B₂	893	865	0.03
18	B₂	526	509	0.04

Atom	y (Å)	z (Å)
C1	0.000	0.788
O2	0.000	1.972
O3	1.105	-0.021
O4	-1.105	-0.021
C5	0.662	-1.329
C6	-0.662	-1.329
H7	1.401	-2.106
H8	-1.401	-2.106

	C1	O2	O3	O4	C5	C6	H7	H8
C1		1.1844	1.3694	1.3694	2.2178	2.2178	3.2150	3.2150
O2	1.1844		2.2789	2.2789	3.3668	3.3668	4.3120	4.3120
O3	1.3694	2.2789		2.2103	1.3809	2.1987	2.1058	3.2601
O4	1.3694	2.2789	2.2103		2.1987	1.3809	3.2601	2.1058
C5	2.2178	3.3668	1.3809	2.1987		1.3245	1.0722	2.2049
C6	2.2178	3.3668	2.1987	1.3809	1.3245		2.2049	1.0722
H7	3.2150	4.3120	2.1058	3.2601	1.0722	2.2049		2.8025
H8	3.2150	4.3120	3.2601	2.1058	2.2049	1.0722	2.8025

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	O3	C5	107.489	C1	O4	C6	107.489
O2	C1	O3	126.194	O2	C1	O4	126.194
O3	C1	O4	107.612	O3	C5	C6	108.706
O3	C5	H7	117.727	O4	C6	C5	108.706
O4	C6	H8	117.727	C5	C6	H8	133.567
C6	C5	H7	133.567

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

using model chemistry: B3LYP/aug-cc-pVQZ

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	1.100
2	O	-0.559
3	O	-0.670
4	O	-0.670
5	C	-0.167
6	C	-0.167
7	H	0.566
8	H	0.566

<r²>	114.500
(<r²>)^1/2	10.700

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

using model chemistry: B3LYP/aug-cc-pVQZ

States and conformations

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