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	hartrees
Energy at 0K	-188.653599
Energy at 298.15K	-188.663804
HF Energy	-188.211250
Nuclear repulsion energy	129.437478

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A_g	3363	3260	0.00
2	A_g	3018	2925	0.00
3	A_g	1747	1693	0.00
4	A_g	1550	1502	0.00
5	A_g	1413	1369	0.00
6	A_g	1108	1074	0.00
7	A_g	997	966	0.00
8	A_g	790	766	0.00
9	A_g	453	439	0.00
10	A_u	3456	3349	7.24
11	A_u	3077	2983	58.96
12	A_u	1420	1376	4.08
13	A_u	1104	1070	0.38
14	A_u	759	736	0.38
15	A_u	290	281	138.88
16	A_u	150	145	0.35
17	B_g	3456	3349	0.00
18	B_g	3050	2956	0.00
19	B_g	1398	1355	0.00
20	B_g	1340	1299	0.00
21	B_g	956	927	0.00
22	B_g	316	306	0.00
23	B_u	3363	3260	7.90
24	B_u	3025	2932	65.16
25	B_u	1747	1693	34.51
26	B_u	1566	1518	1.60
27	B_u	1353	1311	7.86
28	B_u	1063	1030	25.08
29	B_u	815	790	458.13
30	B_u	263	255	20.57

Atom	x (Å)	y (Å)	z (Å)
C1	0.412	0.662	0.000
C2	-0.412	-0.662	0.000
N3	-0.412	1.914	0.000
N4	0.412	-1.914	0.000
H5	1.010	-1.951	0.834
H6	1.010	-1.951	-0.834
H7	-1.010	1.951	0.834
H8	-1.010	1.951	-0.834
H9	-1.061	-0.683	-0.888
H10	-1.061	-0.683	0.888
H11	1.061	0.683	-0.888
H12	1.061	0.683	0.888

	C1	C2	N3	N4	H5	H6	H7	H8	H9	H10	H11	H12
C1		1.5593	1.4982	2.5759	2.8076	2.8076	2.0925	2.0925	2.1834	2.1834	1.1007	1.1007
C2	1.5593		2.5759	1.4982	2.0925	2.0925	2.8076	2.8076	1.1007	1.1007	2.1834	2.1834
N3	1.4982	2.5759		3.9151	4.2017	4.2017	1.0273	1.0273	2.8201	2.8201	2.1152	2.1152
N4	2.5759	1.4982	3.9151		1.0273	1.0273	4.2017	4.2017	2.1152	2.1152	2.8201	2.8201
H5	2.8076	2.0925	4.2017	1.0273		1.6688	4.3939	4.7002	2.9776	2.4292	3.1477	2.6349
H6	2.8076	2.0925	4.2017	1.0273	1.6688		4.7002	4.3939	2.4292	2.9776	2.6349	3.1477
H7	2.0925	2.8076	1.0273	4.2017	4.3939	4.7002		1.6688	3.1477	2.6349	2.9776	2.4292
H8	2.0925	2.8076	1.0273	4.2017	4.7002	4.3939	1.6688		2.6349	3.1477	2.4292	2.9776
H9	2.1834	1.1007	2.8201	2.1152	2.9776	2.4292	3.1477	2.6349		1.7768	2.5238	3.0865
H10	2.1834	1.1007	2.8201	2.1152	2.4292	2.9776	2.6349	3.1477	1.7768		3.0865	2.5238
H11	1.1007	2.1834	2.1152	2.8201	3.1477	2.6349	2.9776	2.4292	2.5238	3.0865		1.7768
H12	1.1007	2.1834	2.1152	2.8201	2.6349	3.1477	2.4292	2.9776	3.0865	2.5238	1.7768

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	C2	N4	114.788	C1	C2	H9	109.119
C1	C2	H10	109.119	C1	N3	H7	110.508
C1	N3	H8	110.508	C2	C1	N3	114.788
C2	C1	H11	109.119	C2	C1	H12	109.119
C2	N4	H5	110.508	C2	N4	H6	110.508
N3	C1	H11	107.976	N3	C1	H12	107.976
N4	C2	H9	107.976	N4	C2	H10	107.976
H5	N4	H6	108.624	H7	N3	H8	108.624
H9	C2	H10	107.631	H11	C1	H12	107.631

All results from a given calculation for C₂H₈N₂ (Ethylenediamine)

using model chemistry: QCISD/3-21G

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 C2H8N2 (Ethylenediamine)

using model chemistry: QCISD/3-21G

States and conformations

All results from a given calculation for C₂H₈N₂ (Ethylenediamine)