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	hartrees
Energy at 0K	-340.628326
Energy at 298.15K
HF Energy	-340.401284
Nuclear repulsion energy	223.477905

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3393	3393	1.30
2	A₁	1823	1823	481.65
3	A₁	1644	1644	0.02
4	A₁	1180	1180	53.24
5	A₁	1048	1048	91.85
6	A₁	820	820	38.17
7	A₁	712	712	2.32
8	A₂	836	836	0.00
9	A₂	551	551	0.00
10	B₁	756	756	31.55
11	B₁	680	680	73.02
12	B₁	238	238	3.33
13	B₂	3366	3366	10.78
14	B₂	1336	1336	3.22
15	B₂	1026	1026	65.60
16	B₂	947	947	66.23
17	B₂	847	847	10.78
18	B₂	491	491	0.10

Atom	y (Å)	z (Å)
C1	0.000	0.819
O2	0.000	2.034
O3	1.137	-0.028
O4	-1.137	-0.028
C5	0.670	-1.372
C6	-0.670	-1.372
H7	1.418	-2.142
H8	-1.418	-2.142

	C1	O2	O3	O4	C5	C6	H7	H8
C1		1.2156	1.4171	1.4171	2.2909	2.2909	3.2826	3.2826
O2	1.2156		2.3544	2.3544	3.4715	3.4715	4.4103	4.4103
O3	1.4171	2.3544		2.2733	1.4230	2.2522	2.1329	3.3162
O4	1.4171	2.3544	2.2733		2.2522	1.4230	3.3162	2.1329
C5	2.2909	3.4715	1.4230	2.2522		1.3404	1.0733	2.2257
C6	2.2909	3.4715	2.2522	1.4230	1.3404		2.2257	1.0733
H7	3.2826	4.4103	2.1329	3.3162	1.0733	2.2257		2.8361
H8	3.2826	4.4103	3.3162	2.1329	2.2257	1.0733	2.8361

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	O3	C5	107.532	C1	O4	C6	107.532
O2	C1	O3	126.667	O2	C1	O4	126.667
O3	C1	O4	106.666	O3	C5	C6	109.135
O3	C5	H7	116.697	O4	C6	C5	109.135
O4	C6	H8	116.697	C5	C6	H8	134.168
C6	C5	H7	134.168

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

using model chemistry: B2PLYP=FULL/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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All results from a given calculation for C3H2O3 (vinylene carbonate)

using model chemistry: B2PLYP=FULL/6-31G

States and conformations

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