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	hartrees
Energy at 0K	-341.107486
Energy at 298.15K
HF Energy	-340.691746
Nuclear repulsion energy	229.611286

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	?_a	895	895	0.00
2	?_a	894	894	39.19
3	A₁	3338	3338	0.67
4	A₁	1898	1898	685.00
5	A₁	1666	1666	5.13
6	A₁	1192	1192	136.76
7	A₁	1121	1121	39.34
8	A₁	742	742	3.36
9	A₂	846	846	0.00
10	A₂	583	583	0.00
11	B₁	786	786	0.12
12	B₁	731	731	87.69
13	B₁	244	244	0.56
14	B₂	3312	3312	10.66
15	B₂	1367	1367	23.38
16	B₂	1098	1098	96.33
17	B₂	1030	1030	38.12
18	B₂	524	524	0.02

Atom	y (Å)	z (Å)
C1	0.000	0.786
O2	0.000	1.973
O3	1.106	-0.022
O4	-1.106	-0.022
C5	0.663	-1.329
C6	-0.663	-1.329
H7	1.401	-2.104
H8	-1.401	-2.104

	C1	O2	O3	O4	C5	C6	H7	H8
C1		1.1874	1.3694	1.3694	2.2156	2.2156	3.2115	3.2115
O2	1.1874		2.2807	2.2807	3.3674	3.3674	4.3112	4.3112
O3	1.3694	2.2807		2.2125	1.3800	2.1997	2.1034	3.2595
O4	1.3694	2.2807	2.2125		2.1997	1.3800	3.2595	2.1034
C5	2.2156	3.3674	1.3800	2.1997		1.3262	1.0707	2.2052
C6	2.2156	3.3674	2.1997	1.3800	1.3262		2.2052	1.0707
H7	3.2115	4.3112	2.1034	3.2595	1.0707	2.2052		2.8023
H8	3.2115	4.3112	3.2595	2.1034	2.2052	1.0707	2.8023

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	O3	C5	107.383	C1	O4	C6	107.383
O2	C1	O3	126.114	O2	C1	O4	126.114
O3	C1	O4	107.772	O3	C5	C6	108.731
O3	C5	H7	117.695	O4	C6	C5	108.731
O4	C6	H8	117.695	C5	C6	H8	133.574
C6	C5	H7	133.574

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

using model chemistry: B2PLYP=FULLultrafine/daug-cc-pVTZ

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=FULLultrafine/daug-cc-pVTZ

States and conformations

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