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

using model chemistry: MP2/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/6-311G**
 hartrees
Energy at 0K-173.962666
Energy at 298.15K-173.973345
HF Energy-173.314358
Nuclear repulsion energy138.913362
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 MP2/6-311G**
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 3116 2961 51.62      
2 A1 2974 2826 166.03      
3 A1 1521 1446 26.60      
4 A1 1495 1421 0.14      
5 A1 1229 1168 24.88      
6 A1 864 821 23.72      
7 A1 382 363 7.70      
8 A2 3166 3008 0.00      
9 A2 1511 1435 0.00      
10 A2 1076 1022 0.00      
11 A2 229 218 0.00      
12 E 3169 3011 39.01      
12 E 3169 3011 39.01      
13 E 3114 2959 26.62      
13 E 3114 2959 26.62      
14 E 2964 2817 42.18      
14 E 2964 2817 42.18      
15 E 1533 1457 7.92      
15 E 1533 1457 7.92      
16 E 1500 1425 8.26      
16 E 1500 1425 8.26      
17 E 1456 1383 0.66      
17 E 1456 1383 0.66      
18 E 1326 1260 14.13      
18 E 1326 1260 14.13      
19 E 1134 1077 8.04      
19 E 1134 1077 8.04      
20 E 1084 1030 15.51      
20 E 1084 1030 15.51      
21 E 423 402 0.00      
21 E 423 402 0.00      
22 E 287 272 0.62      
22 E 287 272 0.62      

Unscaled Zero Point Vibrational Energy (zpe) 26770.0 cm-1
Scaled (by 0.9502) Zero Point Vibrational Energy (zpe) 25436.8 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 MP2/6-311G**
ABC
0.29292 0.29292 0.16725

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.406
C2 0.000 1.375 -0.066
C3 1.191 -0.688 -0.066
C4 -1.191 -0.688 -0.066
H5 0.000 1.441 -1.171
H6 1.248 -0.720 -1.171
H7 -1.248 -0.720 -1.171
H8 -0.887 1.893 0.310
H9 0.887 1.893 0.310
H10 2.083 -0.178 0.310
H11 1.196 -1.715 0.310
H12 -1.196 -1.715 0.310
H13 -2.083 -0.178 0.310
X14 0.000 0.000 1.406

Atom - Atom Distances (Å)
  N1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13 X14
N11.45421.45421.45422.13672.13672.13672.09272.09272.09272.09272.09272.09271.0000
C21.45422.38212.38211.10732.67782.67781.09351.09352.62543.33453.33452.62542.0149
C31.45422.38212.38212.67781.10732.67783.33452.62541.09351.09352.62543.33452.0149
C41.45422.38212.38212.67782.67781.10732.62543.33453.33452.62541.09351.09352.0149
H52.13671.10732.67782.67782.49542.49541.78461.78463.02543.68513.68513.02542.9532
H62.13672.67781.10732.67782.49542.49543.68513.02541.78461.78463.02543.68512.9532
H72.13672.67782.67781.10732.49542.49543.02543.68513.68513.02541.78461.78462.9532
H82.09271.09353.33452.62541.78463.68513.02541.77403.62074.16563.62072.39162.3607
H92.09271.09352.62543.33451.78463.02543.68511.77402.39163.62074.16563.62072.3607
H102.09272.62541.09353.33453.02541.78463.68513.62072.39161.77403.62074.16562.3607
H112.09273.33451.09352.62543.68511.78463.02544.16563.62071.77402.39163.62072.3607
H122.09273.33452.62541.09353.68513.02541.78463.62074.16563.62072.39161.77402.3607
H132.09272.62543.33451.09353.02543.68511.78462.39163.62074.16563.62071.77402.3607
X141.00002.01492.01492.01492.95322.95322.95322.36072.36072.36072.36072.36072.3607

picture of Trimethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 H5 112.349 N1 C2 H8 109.635
N1 C2 H9 109.635 N1 C3 H6 112.349
N1 C3 H10 109.635 N1 C3 H11 109.635
N1 C4 H7 112.349 N1 C4 H12 109.635
N1 C4 H13 109.635 C2 N1 C3 109.975
C2 N1 C4 109.975 C2 N1 X14 108.962
C3 N1 C4 109.975 C3 N1 X14 108.962
C4 N1 X14 108.962 H5 C2 H8 108.359
H5 C2 H9 108.359 H6 C3 H10 108.359
H6 C3 H11 108.359 H7 C4 H12 108.359
H7 C4 H13 108.359 H8 C2 H9 108.412
H10 C3 H11 108.412 H12 C4 H13 108.412
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability