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All results from a given calculation for C6H12N2 (Triethylenediamine)

using model chemistry: QCISD/6-31G(2df,p)

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/6-31G(2df,p)
Rotational Constants (cm-1) from geometry optimized at QCISD/6-31G(2df,p)
See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G(2df,p)
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (D3)

Jump to S1C1
Energy calculated at QCISD/6-31G(2df,p)
 hartrees
Energy at 0K-344.516295
Energy at 298.15K-344.533425
HF Energy-343.087642
Nuclear repulsion energy425.263874
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/6-31G(2df,p)
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 3119 2955 0.00      
2 A1 3093 2930 0.00      
3 A1 1539 1458 0.00      
4 A1 1395 1322 0.00      
5 A1 1289 1221 0.00      
6 A1 1042 987 0.00      
7 A1 1007 954 0.00      
8 A1 836 792 0.00      
9 A1 610 578 0.00      
10 A1 23 22 0.00      
11 A2 3139 2974 0.00      
12 A2 3080 2918 85.17      
13 A2 1528 1448 3.23      
14 A2 1414 1339 5.49      
15 A2 1215 1151 0.00      
16 A2 1012 959 21.95      
17 A2 817 774 0.00      
18 A2 791 749 61.80      
19 E 3146 2981 67.52      
19 E 3146 2981 67.52      
20 E 3122 2958 0.00      
20 E 3122 2958 0.00      
21 E 3086 2924 86.48      
21 E 3086 2924 86.48      
22 E 3077 2915 0.00      
22 E 3077 2915 0.00      
23 E 1526 1446 6.30      
23 E 1526 1446 6.30      
24 E 1514 1434 0.00      
24 E 1514 1434 0.00      
25 E 1385 1312 10.75      
25 E 1385 1312 10.75      
26 E 1378 1306 0.00      
26 E 1378 1306 0.00      
27 E 1357 1286 0.50      
27 E 1357 1286 0.50      
28 E 1352 1281 0.00      
28 E 1352 1281 0.00      
29 E 1235 1170 0.00      
29 E 1235 1170 0.00      
30 E 1131 1072 36.56      
30 E 1131 1072 36.56      
31 E 1078 1021 0.00      
31 E 1078 1021 0.00      
32 E 928 879 4.76      
32 E 928 879 4.76      
33 E 845 800 3.15      
33 E 845 800 3.15      
34 E 593 562 0.00      
34 E 593 562 0.00      
35 E 428 406 0.04      
35 E 428 406 0.04      
36 E 332 315 0.00      
36 E 332 315 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 40988.1 cm-1
Scaled (by 0.9474) Zero Point Vibrational Energy (zpe) 38832.1 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/6-31G(2df,p)
ABC
0.08928 0.08365 0.08365

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G(2df,p)

Point Group is D3

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.289
N2 0.000 0.000 -1.289
C3 0.000 1.376 0.780
C4 1.192 -0.689 0.780
C5 -1.192 -0.688 0.780
C6 -0.000 1.376 -0.780
C7 -1.192 -0.689 -0.780
C8 1.192 -0.688 -0.780
H9 0.883 1.885 1.178
H10 -0.882 1.886 1.178
H11 1.191 -1.708 1.178
H12 2.074 -0.180 1.178
H13 -2.074 -0.178 1.178
H14 -1.193 -1.707 1.178
H15 -0.883 1.885 -1.178
H16 0.882 1.886 -1.178
H17 -1.191 -1.708 -1.178
H18 -2.074 -0.180 -1.178
H19 2.074 -0.178 -1.178
H20 1.193 -1.707 -1.178

Atom - Atom Distances (Å)
  N1 N2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18 H19 H20
N12.57821.46751.46751.46752.48502.48502.48502.08502.08512.08502.08512.08502.08513.22793.22863.22793.22863.22793.2286
N22.57822.48502.48502.48501.46751.46751.46753.22793.22863.22793.22863.22793.22862.08502.08512.08502.08512.08502.0851
C31.46752.48502.38392.38391.55972.84922.84851.09391.09393.32972.62332.62273.32972.20712.20713.84213.24973.24793.8420
C41.46752.48502.38392.38392.84922.84851.55972.62273.32971.09391.09393.32972.62333.84213.24973.24793.84202.20712.2071
C51.46752.48502.38392.38392.84851.55972.84923.32972.62332.62273.32971.09391.09393.24793.84202.20712.20713.84213.2497
C62.48501.46751.55972.84922.84852.38392.38392.20712.20713.84213.24973.24793.84201.09391.09393.32972.62332.62273.3297
C72.48501.46752.84922.84851.55972.38392.38393.84213.24973.24793.84202.20712.20712.62273.32971.09391.09393.32972.6233
C82.48501.46752.84851.55972.84922.38392.38393.24793.84202.20712.20713.84213.24973.32972.62332.62273.32971.09391.0939
H92.08503.22791.09392.62273.32972.20713.84213.24791.76473.60622.38413.60624.14882.94392.35594.77074.30843.35004.3068
H102.08513.22861.09393.32972.62332.20713.24973.84201.76474.14883.60642.38413.60642.35592.94334.30843.35354.30684.7714
H112.08503.22793.32971.09392.62273.84213.24792.20713.60624.14881.76473.60622.38414.77074.30843.35004.30682.94392.3559
H122.08513.22862.62331.09393.32973.24973.84202.20712.38413.60641.76474.14883.60644.30843.35354.30684.77142.35592.9433
H132.08503.22792.62273.32971.09393.24792.20713.84213.60622.38413.60624.14881.76473.35004.30682.94392.35594.77074.3084
H142.08513.22863.32972.62331.09393.84202.20713.24974.14883.60642.38413.60641.76474.30684.77142.35592.94334.30843.3535
H153.22792.08502.20713.84213.24791.09392.62273.32972.94392.35594.77074.30843.35004.30681.76473.60622.38413.60624.1488
H163.22862.08512.20713.24973.84201.09393.32972.62332.35592.94334.30843.35354.30684.77141.76474.14883.60642.38413.6064
H173.22792.08503.84213.24792.20713.32971.09392.62274.77074.30843.35004.30682.94392.35593.60624.14881.76473.60622.3841
H183.22862.08513.24973.84202.20712.62331.09393.32974.30843.35354.30684.77142.35592.94332.38413.60641.76474.14883.6064
H193.22792.08503.24792.20713.84212.62273.32971.09393.35004.30682.94392.35594.77074.30843.60622.38413.60624.14881.7647
H203.22862.08513.84202.20713.24973.32972.62331.09394.30684.77142.35592.94334.30843.35354.14883.60642.38413.60641.7647

picture of Triethylenediamine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C6 110.304 N1 C3 H9 108.091
N1 C3 H10 108.095 N1 C4 C8 110.304
N1 C4 H11 108.091 N1 C4 H12 108.095
N1 C5 C7 110.304 N1 C5 H13 108.091
N1 C5 H14 108.095 N2 C6 C3 110.304
N2 C6 H15 108.091 N2 C6 H16 108.095
N2 C7 C5 110.304 N2 C7 H17 108.091
N2 C7 H18 108.095 N2 C8 C4 110.304
N2 C8 H19 108.091 N2 C8 H20 108.095
C3 N1 C4 108.626 C3 N1 C5 108.626
C3 C6 H15 111.341 C3 C6 H16 111.342
C4 N1 C5 108.626 C4 C8 H19 111.341
C4 C8 H20 111.342 C5 C6 H15 101.458
C5 C6 H16 150.999 C6 N2 C7 108.626
C6 N2 C8 108.626 C6 C3 H9 111.341
C6 C3 H10 111.342 C7 N2 C8 108.626
C7 C5 H13 111.341 C7 C5 H14 111.342
C8 C4 H11 111.341 C8 C4 H12 111.342
H9 C3 H10 107.530 H11 C4 H12 107.530
H13 C5 H14 107.530 H15 C6 H16 107.530
H17 C7 H18 107.530 H19 C8 H20 107.530
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability