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

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-173.460602
Energy at 298.15K-173.471200
Nuclear repulsion energy137.294849
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 B3PW91/3-21G*
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 3080 2955 48.16      
2 A1 2942 2822 167.12      
3 A1 1563 1500 32.39      
4 A1 1514 1452 0.13      
5 A1 1213 1164 4.79      
6 A1 804 771 18.17      
7 A1 325 312 14.21      
8 A2 3121 2995 0.00      
9 A2 1554 1490 0.00      
10 A2 1077 1033 0.00      
11 A2 283 272 0.00      
12 E 3127 3000 39.23      
12 E 3127 3000 39.23      
13 E 3076 2951 26.45      
13 E 3076 2951 26.45      
14 E 2927 2808 44.00      
14 E 2927 2808 44.01      
15 E 1574 1511 7.52      
15 E 1574 1511 7.52      
16 E 1540 1478 15.60      
16 E 1540 1478 15.60      
17 E 1475 1415 0.36      
17 E 1475 1415 0.36      
18 E 1303 1250 4.05      
18 E 1303 1250 4.05      
19 E 1139 1093 11.27      
19 E 1139 1093 11.27      
20 E 1056 1013 24.73      
20 E 1056 1013 24.73      
21 E 418 401 0.19      
21 E 418 401 0.19      
22 E 272 261 0.96      
22 E 272 261 0.96      

Unscaled Zero Point Vibrational Energy (zpe) 26643.6 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 25561.8 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 B3PW91/3-21G*
ABC
0.28481 0.28481 0.16099

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.372
C2 0.000 1.404 -0.063
C3 1.216 -0.702 -0.063
C4 -1.216 -0.702 -0.063
H5 0.000 1.521 -1.166
H6 1.317 -0.760 -1.166
H7 -1.317 -0.760 -1.166
H8 -0.889 1.905 0.337
H9 0.889 1.905 0.337
H10 2.095 -0.183 0.337
H11 1.205 -1.723 0.337
H12 -1.205 -1.723 0.337
H13 -2.095 -0.183 0.337
X14 0.000 0.000 1.372

Atom - Atom Distances (Å)
  N1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13 X14
N11.46991.46991.46992.16232.16232.16232.10282.10282.10282.10282.10282.10281.0000
C21.46992.43222.43221.10902.76322.76321.09601.09602.65803.37493.37492.65802.0074
C31.46992.43222.43222.76321.10902.76323.37492.65801.09601.09602.65803.37492.0074
C41.46992.43222.43222.76322.76321.10902.65803.37493.37492.65801.09601.09602.0074
H52.16231.10902.76322.76322.63362.63361.78761.78763.08953.77203.77203.08952.9581
H62.16232.76321.10902.76322.63362.63363.77203.08951.78761.78763.08953.77202.9581
H72.16232.76322.76321.10902.63362.63363.08953.77203.77203.08951.78761.78762.9581
H82.10281.09603.37492.65801.78763.77203.08951.77823.64174.18923.64172.41092.3435
H92.10281.09602.65803.37491.78763.08953.77201.77822.41093.64174.18923.64172.3435
H102.10282.65801.09603.37493.08951.78763.77203.64172.41091.77823.64174.18922.3435
H112.10283.37491.09602.65803.77201.78763.08954.18923.64171.77822.41093.64172.3435
H122.10283.37492.65801.09603.77203.08951.78763.64174.18923.64172.41091.77822.3435
H132.10282.65803.37491.09603.08953.77201.78762.41093.64174.18923.64171.77822.3435
X141.00002.00742.00742.00742.95812.95812.95812.34352.34352.34352.34352.34352.3435

picture of Trimethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 H5 113.211 N1 C2 H8 109.209
N1 C2 H9 109.209 N1 C3 H6 113.211
N1 C3 H10 109.209 N1 C3 H11 109.209
N1 C4 H7 113.211 N1 C4 H12 109.209
N1 C4 H13 109.209 C2 N1 C3 111.651
C2 N1 C4 111.651 C2 N1 X14 107.192
C3 N1 C4 111.651 C3 N1 X14 107.192
C4 N1 X14 107.192 H5 C2 H8 108.333
H5 C2 H9 108.333 H6 C3 H10 108.333
H6 C3 H11 108.334 H7 C4 H12 108.334
H7 C4 H13 108.333 H8 C2 H9 108.438
H10 C3 H11 108.438 H12 C4 H13 108.438
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.504      
2 C -0.440      
3 C -0.440      
4 C -0.440      
5 H 0.176      
6 H 0.176      
7 H 0.176      
8 H 0.216      
9 H 0.216      
10 H 0.216      
11 H 0.216      
12 H 0.216      
13 H 0.216      


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 -0.763 0.763
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.492 0.000 0.000
y 0.000 -25.492 0.000
z 0.000 0.000 -29.530
Traceless
 xyz
x 2.019 0.000 0.000
y 0.000 2.019 0.000
z 0.000 0.000 -4.037
Polar
3z2-r2-8.074
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 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 91.511
(<r2>)1/2 9.566