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	hartrees
Energy at 0K	-340.355951
Energy at 298.15K
HF Energy	-339.356439
Nuclear repulsion energy	227.325148

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)
1	A₁	3344	3227
2	A₁	1905	1838
3	A₁	1654	1596
4	A₁	1183	1142
5	A₁	1108	1069
6	A₁	870	839
7	A₁	727	702
8	A₂	778	751
9	A₂	563	544
10	B₁	765	738
11	B₁	700	676
12	B₁	237	228
13	B₂	3318	3202
14	B₂	1362	1314
15	B₂	1096	1057
16	B₂	1034	998
17	B₂	890	859
18	B₂	518	500

Atom	y (Å)	z (Å)
C1	0.000	0.787
O2	0.000	1.987
O3	1.123	-0.022
O4	-1.123	-0.022
C5	0.675	-1.335
C6	-0.675	-1.335
H7	1.423	-2.124
H8	-1.423	-2.124

	C1	O2	O3	O4	C5	C6	H7	H8
C1		1.2001	1.3839	1.3839	2.2274	2.2274	3.2407	3.2407
O2	1.2001		2.3016	2.3016	3.3906	3.3906	4.3509	4.3509
O3	1.3839	2.3016		2.2455	1.3878	2.2265	2.1238	3.3017
O4	1.3839	2.3016	2.2455		2.2265	1.3878	3.3017	2.1238
C5	2.2274	3.3906	1.3878	2.2265		1.3499	1.0872	2.2414
C6	2.2274	3.3906	2.2265	1.3878	1.3499		2.2414	1.0872
H7	3.2407	4.3509	2.1238	3.3017	1.0872	2.2414		2.8460
H8	3.2407	4.3509	3.3017	2.1238	2.2414	1.0872	2.8460

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	O3	C5	106.952	C1	O4	C6	106.952
O2	C1	O3	125.776	O2	C1	O4	125.776
O3	C1	O4	108.448	O3	C5	C6	108.824
O3	C5	H7	117.696	O4	C6	C5	108.824
O4	C6	H8	117.696	C5	C6	H8	133.480
C6	C5	H7	133.480

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

using model chemistry: MP4=FULL/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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All results from a given calculation for C3H2O3 (vinylene carbonate)

using model chemistry: MP4=FULL/cc-pVDZ

States and conformations

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