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All results from a given calculation for N(CH3)3 (Trimethylamine)

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-31.371406
Energy at 298.15K-31.382247
Nuclear repulsion energy81.604723
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 HF/CEP-121G*
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 3229 2917 81.86      
2 A1 3110 2810 243.30      
3 A1 1640 1482 16.64      
4 A1 1622 1466 0.23      
5 A1 1323 1195 33.26      
6 A1 898 812 22.13      
7 A1 396 358 10.53      
8 A2 3259 2945 0.00      
9 A2 1624 1467 0.00      
10 A2 1158 1046 0.00      
11 A2 247 223 0.00      
12 E 3268 2952 93.31      
12 E 3268 2952 93.31      
13 E 3219 2908 53.12      
13 E 3219 2908 53.12      
14 E 3092 2793 46.67      
14 E 3092 2793 46.67      
15 E 1644 1485 8.57      
15 E 1644 1485 8.57      
16 E 1618 1462 6.85      
16 E 1618 1462 6.85      
17 E 1577 1425 6.86      
17 E 1577 1425 6.86      
18 E 1429 1291 21.76      
18 E 1429 1291 21.76      
19 E 1215 1098 10.85      
19 E 1215 1098 10.85      
20 E 1142 1032 23.43      
20 E 1142 1032 23.43      
21 E 451 408 0.00      
21 E 451 408 0.00      
22 E 286 258 0.61      
22 E 286 258 0.61      

Unscaled Zero Point Vibrational Energy (zpe) 28193.9 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 25470.3 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 HF/CEP-121G*
ABC
0.29105 0.29105 0.16474

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.392
C2 0.000 1.387 -0.047
C3 1.201 -0.693 -0.047
C4 -1.201 -0.693 -0.047
H5 0.000 1.487 -1.140
H6 1.288 -0.744 -1.140
H7 -1.288 -0.744 -1.140
H8 -0.878 1.897 0.338
H9 0.878 1.897 0.338
H10 2.082 -0.188 0.338
H11 1.203 -1.709 0.338
H12 -1.203 -1.709 0.338
H13 -2.082 -0.188 0.338
X14 0.000 0.000 1.392

Atom - Atom Distances (Å)
  N1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13 X14
N11.45461.45461.45462.13512.13512.13512.09082.09082.09082.09082.09082.09081.0000
C21.45462.40192.40191.09742.71862.71861.08611.08612.63823.34363.34362.63821.9987
C31.45462.40192.40192.71861.09742.71863.34362.63821.08611.08612.63823.34361.9987
C41.45462.40192.40192.71862.71861.09742.63823.34363.34362.63821.08611.08611.9987
H52.13511.09742.71862.71862.57582.57581.76711.76713.05313.72113.72113.05312.9365
H62.13512.71861.09742.71862.57582.57583.72113.05311.76711.76713.05313.72112.9365
H72.13512.71862.71861.09742.57582.57583.05313.72113.72113.05311.76711.76712.9365
H82.09081.08613.34362.63821.76713.72113.05311.75683.62024.16343.62022.40662.3410
H92.09081.08612.63823.34361.76713.05313.72111.75682.40663.62024.16343.62022.3410
H102.09082.63821.08613.34363.05311.76713.72113.62022.40661.75683.62024.16342.3410
H112.09083.34361.08612.63823.72111.76713.05314.16343.62021.75682.40663.62022.3410
H122.09083.34362.63821.08613.72113.05311.76713.62024.16343.62022.40661.75682.3410
H132.09082.63823.34361.08613.05313.72111.76712.40663.62024.16343.62021.75682.3410
X141.00001.99871.99871.99872.93652.93652.93652.34102.34102.34102.34102.34102.3410

picture of Trimethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 H5 112.829 N1 C2 H8 109.905
N1 C2 H9 109.905 N1 C3 H6 112.829
N1 C3 H10 109.905 N1 C3 H11 109.905
N1 C4 H7 112.829 N1 C4 H12 109.905
N1 C4 H13 109.905 C2 N1 C3 111.295
C2 N1 C4 111.295 C2 N1 X14 107.579
C3 N1 C4 111.295 C3 N1 X14 107.579
C4 N1 X14 107.579 H5 C2 H8 108.057
H5 C2 H9 108.057 H6 C3 H10 108.057
H6 C3 H11 108.057 H7 C4 H12 108.057
H7 C4 H13 108.057 H8 C2 H9 107.943
H10 C3 H11 107.943 H12 C4 H13 107.943
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.201      
2 C -0.404      
3 C -0.404      
4 C -0.404      
5 H 0.132      
6 H 0.132      
7 H 0.132      
8 H 0.170      
9 H 0.170      
10 H 0.170      
11 H 0.170      
12 H 0.170      
13 H 0.170      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.748 0.748
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.267 0.000 0.000
y 0.000 -26.267 0.000
z 0.000 0.000 -29.878
Traceless
 xyz
x 1.806 0.000 0.000
y 0.000 1.806 0.000
z 0.000 0.000 -3.611
Polar
3z2-r2-7.223
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.369 0.000 0.000
y 0.000 6.369 0.000
z 0.000 0.000 5.667


<r2> (average value of r2) Å2
<r2> 78.458
(<r2>)1/2 8.858