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: QCISD/6-311G**

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 QCISD/6-311G**
Rotational Constants (cm-1) from geometry optimized at QCISD/6-311G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (D3)

Jump to S1C1
Energy calculated at QCISD/6-311G**
 hartrees
Energy at 0K-344.445449
Energy at 298.15K-344.462691
HF Energy-343.128507
Nuclear repulsion energy424.706156
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 QCISD/6-311G**
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 3092 2950 0.00      
2 A1 3066 2925 0.00      
3 A1 1530 1459 0.00      
4 A1 1395 1331 0.00      
5 A1 1278 1219 0.00      
6 A1 1034 986 0.00      
7 A1 1002 956 0.00      
8 A1 831 793 0.00      
9 A1 608 580 0.00      
10 A1 99 94 0.00      
11 A2 3111 2969 2.19      
12 A2 3053 2913 102.42      
13 A2 1515 1446 4.25      
14 A2 1406 1342 4.01      
15 A2 1213 1157 0.00      
16 A2 1013 966 24.35      
17 A2 814 777 19.56      
18 A2 776 740 47.31      
19 E 3119 2976 90.73      
19 E 3119 2976 90.73      
20 E 3095 2953 4.37      
20 E 3095 2953 4.37      
21 E 3059 2919 103.97      
21 E 3059 2919 103.97      
22 E 3050 2910 1.34      
22 E 3050 2910 1.34      
23 E 1518 1448 7.41      
23 E 1518 1448 7.41      
24 E 1505 1436 0.21      
24 E 1505 1436 0.21      
25 E 1380 1317 11.17      
25 E 1380 1317 11.17      
26 E 1375 1312 0.15      
26 E 1375 1312 0.15      
27 E 1354 1291 0.64      
27 E 1354 1291 0.64      
28 E 1333 1272 0.20      
28 E 1333 1272 0.20      
29 E 1221 1165 0.25      
29 E 1221 1165 0.25      
30 E 1124 1072 37.13      
30 E 1124 1072 37.13      
31 E 1068 1019 0.05      
31 E 1068 1019 0.05      
32 E 923 881 5.93      
32 E 923 881 5.93      
33 E 841 802 2.63      
33 E 841 802 2.63      
34 E 585 558 0.05      
34 E 585 558 0.05      
35 E 426 406 0.01      
35 E 426 406 0.01      
36 E 328 313 0.00      
36 E 328 313 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 40719.8 cm-1
Scaled (by 0.9541) Zero Point Vibrational Energy (zpe) 38850.8 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 QCISD/6-311G**
ABC
0.08903 0.08359 0.08359

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G**

Point Group is D3

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.295
N2 0.000 0.000 -1.295
C3 0.077 1.376 0.777
C4 1.153 -0.755 0.777
C5 -1.230 -0.621 0.777
C6 -0.077 1.376 -0.777
C7 -1.153 -0.755 -0.777
C8 1.230 -0.621 -0.777
H9 1.048 1.789 1.078
H10 -0.705 1.976 1.258
H11 1.026 -1.802 1.078
H12 2.064 -0.378 1.258
H13 -2.073 0.013 1.078
H14 -1.359 -1.599 1.258
H15 -1.048 1.789 -1.078
H16 0.705 1.976 -1.258
H17 -1.026 -1.802 -1.078
H18 -2.064 -0.378 -1.258
H19 2.073 0.013 -1.078
H20 1.359 -1.599 -1.258

Atom - Atom Distances (Å)
  N1 N2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18 H19 H20
N12.59071.47251.47251.47252.48832.48832.48832.08482.09852.08482.09852.08482.09853.15113.30483.15113.30483.15113.3048
N22.59072.48832.48832.48831.47251.47251.47253.15113.30483.15113.30483.15113.30482.08482.09852.08482.09852.08482.0985
C31.47252.48832.38692.38691.56062.90932.78041.09731.09693.33022.69352.56373.33792.20752.21223.84093.43473.04653.8249
C41.47252.48832.38692.38692.90932.78041.56062.56373.33791.09731.09693.33022.69353.84093.43473.04653.82492.20752.2122
C51.47252.48832.38692.38692.78041.56062.90933.33022.69352.56373.33791.09731.09693.04653.82492.20752.21223.84093.4347
C62.48831.47251.56062.90932.78042.38692.38692.20752.21223.84093.43473.04653.82491.09731.09693.33022.69352.56373.3379
C72.48831.47252.90932.78041.56062.38692.38693.84093.43473.04653.82492.20752.21222.56373.33791.09731.09693.33022.6935
C82.48831.47252.78041.56062.90932.38692.38693.04653.82492.20752.21223.84093.43473.33022.69352.56373.33791.09731.0969
H92.08483.15111.09732.56373.33022.20753.84093.04651.77183.59122.40003.59124.15953.00602.36794.67334.45342.97514.1264
H102.09853.30481.09693.33792.69352.21223.43473.82491.77184.15953.63412.40003.63412.36792.88394.45343.70374.12644.8341
H112.08483.15113.33021.09732.56373.84093.04652.20753.59124.15951.77183.59122.40004.67334.45342.97514.12643.00602.3679
H122.09853.30482.69351.09693.33793.43473.82492.21222.40003.63411.77184.15953.63414.45343.70374.12644.83412.36792.8839
H132.08483.15112.56373.33021.09733.04652.20753.84093.59122.40003.59124.15951.77182.97514.12643.00602.36794.67334.4534
H142.09853.30483.33792.69351.09693.82492.21223.43474.15953.63412.40003.63411.77184.12644.83412.36792.88394.45343.7037
H153.15112.08482.20753.84093.04651.09732.56373.33023.00602.36794.67334.45342.97514.12641.77183.59122.40003.59124.1595
H163.30482.09852.21223.43473.82491.09693.33792.69352.36792.88394.45343.70374.12644.83411.77184.15953.63412.40003.6341
H173.15112.08483.84093.04652.20753.33021.09732.56374.67334.45342.97514.12643.00602.36793.59124.15951.77183.59122.4000
H183.30482.09853.43473.82492.21222.69351.09693.33794.45343.70374.12644.83412.36792.88392.40003.63411.77184.15953.6341
H193.15112.08483.04652.20753.84092.56373.33021.09732.97514.12643.00602.36794.67334.45343.59122.40003.59124.15951.7718
H203.30482.09853.82492.21223.43473.33792.69351.09694.12644.83412.36792.88394.45343.70374.15953.63412.40003.63411.7718

picture of Triethylenediamine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C6 110.211 N1 C3 H9 107.545
N1 C3 H10 108.629 N1 C4 C8 110.212
N1 C4 H11 107.545 N1 C4 H12 108.629
N1 C5 C7 110.211 N1 C5 H13 107.545
N1 C5 H14 108.629 N2 C6 C3 110.211
N2 C6 H15 107.545 N2 C6 H16 108.629
N2 C7 C5 110.212 N2 C7 H17 107.545
N2 C7 H18 108.629 N2 C8 C4 110.211
N2 C8 H19 107.545 N2 C8 H20 108.629
C3 N1 C4 108.286 C3 N1 C5 108.286
C3 C6 H15 111.115 C3 C6 H16 111.499
C4 N1 C5 108.286 C4 C8 H19 111.115
C4 C8 H20 111.499 C5 C6 H15 93.254
C5 C6 H16 159.037 C6 N2 C7 108.286
C6 N2 C8 108.286 C6 C3 H9 111.115
C6 C3 H10 111.499 C7 N2 C8 108.286
C7 C5 H13 111.115 C7 C5 H14 111.499
C8 C4 H11 111.115 C8 C4 H12 111.499
H9 C3 H10 107.707 H11 C4 H12 107.707
H13 C5 H14 107.707 H15 C6 H16 107.707
H17 C7 H18 107.707 H19 C8 H20 107.707
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability