return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H12N2 (Triethylenediamine)

using model chemistry: CCD/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes D3 1A1

Conformer 1 (D3H)

Jump to S1C2
Vibrational Frequencies calculated at CCD/6-31G**
Rotational Constants (cm-1) from geometry optimized at CCD/6-31G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (D3)

Jump to S1C1
Energy calculated at CCD/6-31G**
 hartrees
Energy at 0K-344.319653
Energy at 298.15K-344.336864
HF Energy-343.068503
Nuclear repulsion energy425.189456
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CCD/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3158 2961 0.00      
2 A1 3128 2933 0.00      
3 A1 1569 1471 0.00      
4 A1 1418 1329 0.00      
5 A1 1302 1221 0.00      
6 A1 1044 979 0.00      
7 A1 1019 955 0.00      
8 A1 840 788 0.00      
9 A1 620 581 0.00      
10 A1 50 47 0.00      
11 A2 3177 2978 0.51      
12 A2 3116 2921 97.59      
13 A2 1555 1458 2.17      
14 A2 1430 1341 7.40      
15 A2 1224 1148 0.00      
16 A2 1019 955 22.29      
17 A2 826 775 4.16      
18 A2 793 743 59.45      
19 E 3184 2985 82.71      
19 E 3184 2985 82.71      
20 E 3162 2964 1.05      
20 E 3162 2964 1.05      
21 E 3121 2926 93.90      
21 E 3121 2926 93.90      
22 E 3113 2918 0.39      
22 E 3113 2918 0.39      
23 E 1555 1458 5.17      
23 E 1555 1458 5.17      
24 E 1541 1445 0.10      
24 E 1541 1445 0.10      
25 E 1396 1308 9.14      
25 E 1396 1308 9.14      
26 E 1394 1307 1.08      
26 E 1394 1307 1.08      
27 E 1377 1291 1.12      
27 E 1377 1291 1.12      
28 E 1358 1273 0.14      
28 E 1358 1273 0.14      
29 E 1245 1167 0.09      
29 E 1245 1167 0.09      
30 E 1140 1069 35.70      
30 E 1140 1069 35.70      
31 E 1081 1013 0.02      
31 E 1081 1013 0.02      
32 E 940 881 6.50      
32 E 940 881 6.50      
33 E 855 802 2.93      
33 E 855 802 2.93      
34 E 595 558 0.02      
34 E 595 558 0.02      
35 E 434 407 0.03      
35 E 434 407 0.03      
36 E 330 309 0.00      
36 E 330 309 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 41462.6 cm-1
Scaled (by 0.9376) Zero Point Vibrational Energy (zpe) 38875.3 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CCD/6-31G**
ABC
0.08907 0.08370 0.08370

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G**

Point Group is D3

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.290
N2 0.000 0.000 -1.290
C3 0.043 1.378 0.777
C4 1.172 -0.726 0.777
C5 -1.215 -0.652 0.777
C6 -0.043 1.378 -0.777
C7 -1.172 -0.726 -0.777
C8 1.215 -0.652 -0.777
H9 0.973 1.833 1.124
H10 -0.781 1.936 1.225
H11 1.101 -1.759 1.124
H12 2.068 -0.292 1.225
H13 -2.074 -0.074 1.124
H14 -1.286 -1.645 1.225
H15 -0.973 1.833 -1.124
H16 0.781 1.936 -1.225
H17 -1.101 -1.759 -1.124
H18 -2.068 -0.292 -1.225
H19 2.074 -0.074 -1.124
H20 1.286 -1.645 -1.225

Atom - Atom Distances (Å)
  N1 N2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18 H19 H20
N12.58051.47121.47121.47122.48462.48462.48462.08202.08912.08202.08912.08202.08913.18383.26873.18383.26873.18383.2687
N22.58052.48462.48462.48461.47121.47121.47123.18383.26873.18383.26873.18383.26872.08202.08912.08202.08912.08202.0891
C31.47122.48462.38792.38791.55582.88412.81171.09191.09183.32902.66212.59073.33252.20292.20493.84253.35393.13783.8325
C41.47122.48462.38792.38792.88412.81171.55582.59073.33251.09191.09183.32902.66213.84253.35393.13783.83252.20292.2049
C51.47122.48462.38792.38792.81171.55582.88413.32902.66212.59073.33251.09191.09183.13783.83252.20292.20493.84253.3539
C62.48461.47121.55582.88412.81172.38792.38792.20292.20493.84253.35393.13783.83251.09191.09183.32902.66212.59073.3325
C72.48461.47122.88412.81171.55582.38792.38793.84253.35393.13783.83252.20292.20492.59073.33251.09191.09183.32902.6621
C82.48461.47122.81171.55582.88412.38792.38793.13783.83252.20292.20493.84253.35393.32902.66212.59073.33251.09191.0918
H92.08203.18381.09192.59073.32902.20293.84253.13781.76003.59472.39253.59474.14872.97332.35884.71824.39053.14724.2085
H102.08913.26871.09183.33252.66212.20493.35393.83251.76004.14873.61672.39253.61672.35882.90514.39053.55224.20854.8061
H112.08203.18383.32901.09192.59073.84253.13782.20293.59474.14871.76003.59472.39254.71824.39053.14724.20852.97332.3588
H122.08913.26872.66211.09183.33253.35393.83252.20492.39253.61671.76004.14873.61674.39053.55224.20854.80612.35882.9051
H132.08203.18382.59073.32901.09193.13782.20293.84253.59472.39253.59474.14871.76003.14724.20852.97332.35884.71824.3905
H142.08913.26873.33252.66211.09183.83252.20493.35394.14873.61672.39253.61671.76004.20854.80612.35882.90514.39053.5522
H153.18382.08202.20293.84253.13781.09192.59073.32902.97332.35884.71824.39053.14724.20851.76003.59472.39253.59474.1487
H163.26872.08912.20493.35393.83251.09183.33252.66212.35882.90514.39053.55224.20854.80611.76004.14873.61672.39253.6167
H173.18382.08203.84253.13782.20293.32901.09192.59074.71824.39053.14724.20852.97332.35883.59474.14871.76003.59472.3925
H183.26872.08913.35393.83252.20492.66211.09183.33254.39053.55224.20854.80612.35882.90512.39253.61671.76004.14873.6167
H193.18382.08203.13782.20293.84252.59073.32901.09193.14724.20852.97332.35884.71824.39053.59472.39253.59474.14871.7600
H203.26872.08913.83252.20493.35393.33252.66211.09184.20854.80612.35882.90514.39053.55224.14873.61672.39253.61671.7600

picture of Triethylenediamine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C6 110.296 N1 C3 H9 107.725
N1 C3 H10 108.286 N1 C4 C8 110.296
N1 C4 H11 107.725 N1 C4 H12 108.286
N1 C5 C7 110.296 N1 C5 H13 107.725
N1 C5 H14 108.286 N2 C6 C3 110.296
N2 C6 H15 107.725 N2 C6 H16 108.286
N2 C7 C5 110.296 N2 C7 H17 107.725
N2 C7 H18 108.286 N2 C8 C4 110.296
N2 C8 H19 107.725 N2 C8 H20 108.286
C3 N1 C4 108.497 C3 N1 C5 108.497
C3 C6 H15 111.404 C3 C6 H16 111.569
C4 N1 C5 108.497 C4 C8 H19 111.404
C4 C8 H20 111.569 C5 C6 H15 96.999
C5 C6 H16 155.579 C6 N2 C7 108.497
C6 N2 C8 108.497 C6 C3 H9 111.404
C6 C3 H10 111.569 C7 N2 C8 108.497
C7 C5 H13 111.404 C7 C5 H14 111.569
C8 C4 H11 111.404 C8 C4 H12 111.569
H9 C3 H10 107.407 H11 C4 H12 107.407
H13 C5 H14 107.407 H15 C6 H16 107.407
H17 C7 H18 107.407 H19 C8 H20 107.407
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability