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	hartrees
Energy at 0K	-341.103871
Energy at 298.15K
HF Energy	-341.103871
Nuclear repulsion energy	223.580168

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3376	3245	0.26
2	A₁	1825	1754	597.15
3	A₁	1632	1569	0.19
4	A₁	1165	1120	92.01
5	A₁	1055	1014	65.66
6	A₁	824	792	31.31
7	A₁	706	679	2.15
8	A₂	856	823	0.00
9	A₂	558	537	0.00
10	B₁	760	731	55.01
11	B₁	698	671	74.96
12	B₁	239	229	2.94
13	B₂	3341	3212	14.03
14	B₂	1312	1261	4.80
15	B₂	1027	988	66.76
16	B₂	942	905	70.19
17	B₂	853	820	13.52
18	B₂	484	465	0.04

Atom	y (Å)	z (Å)
C1	0.000	0.819
O2	0.000	2.033
O3	1.134	-0.028
O4	-1.134	-0.028
C5	0.674	-1.371
C6	-0.674	-1.371
H7	1.422	-2.144
H8	-1.422	-2.144

	C1	O2	O3	O4	C5	C6	H7	H8
C1		1.2147	1.4150	1.4150	2.2907	2.2907	3.2863	3.2863
O2	1.2147		2.3523	2.3523	3.4701	3.4701	4.4128	4.4128
O3	1.4150	2.3523		2.2681	1.4197	2.2523	2.1360	3.3185
O4	1.4150	2.3523	2.2681		2.2523	1.4197	3.3185	2.1360
C5	2.2907	3.4701	1.4197	2.2523		1.3480	1.0758	2.2340
C6	2.2907	3.4701	2.2523	1.4197	1.3480		2.2340	1.0758
H7	3.2863	4.4128	2.1360	3.3185	1.0758	2.2340		2.8436
H8	3.2863	4.4128	3.3185	2.1360	2.2340	1.0758	2.8436

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	O3	C5	107.822	C1	O4	C6	107.822
O2	C1	O3	126.730	O2	C1	O4	126.730
O3	C1	O4	106.540	O3	C5	C6	108.908
O3	C5	H7	117.062	O4	C6	C5	108.908
O4	C6	H8	117.062	C5	C6	H8	134.031
C6	C5	H7	134.031

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

using model chemistry: B3LYP/SDD

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	0.313
2	O	-0.183
3	O	-0.260
4	O	-0.260
5	C	-0.084
6	C	-0.084
7	H	0.279
8	H	0.279

<r²>	120.057
(<r²>)^1/2	10.957

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

using model chemistry: B3LYP/SDD

States and conformations

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