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All results from a given calculation for C5H9N (Propanenitrile, 2,2-dimethyl-)

using model chemistry: MP2/CEP-31G*

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/CEP-31G*
 hartrees
Energy at 0K-43.122873
Energy at 298.15K-43.132298
HF Energy-42.349671
Nuclear repulsion energy122.475260
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/CEP-31G*
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 3189 3028 60.18      
2 A1 3082 2926 16.51      
3 A1 2154 2045 0.01      
4 A1 1545 1467 14.65      
5 A1 1461 1387 3.59      
6 A1 1299 1233 18.60      
7 A1 914 868 0.86      
8 A1 698 663 1.34      
9 A1 378 359 0.60      
10 A2 3190 3029 0.00      
11 A2 1504 1428 0.00      
12 A2 991 941 0.00      
13 A2 241 229 0.00      
14 E 3194 3033 33.78      
14 E 3194 3033 33.78      
15 E 3184 3023 3.87      
15 E 3184 3023 3.87      
16 E 3081 2925 22.96      
16 E 3081 2925 22.96      
17 E 1530 1452 8.21      
17 E 1530 1452 8.21      
18 E 1512 1436 0.88      
18 E 1512 1436 0.88      
19 E 1433 1361 8.35      
19 E 1433 1361 8.35      
20 E 1276 1212 5.36      
20 E 1276 1212 5.36      
21 E 1079 1024 0.03      
21 E 1079 1024 0.03      
22 E 977 928 1.58      
22 E 977 928 1.58      
23 E 559 531 0.71      
23 E 559 531 0.71      
24 E 359 341 0.06      
24 E 359 341 0.06      
25 E 293 278 0.05      
25 E 293 278 0.05      
26 E 174 165 2.79      
26 E 174 165 2.79      

Unscaled Zero Point Vibrational Energy (zpe) 28974.2 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 27508.1 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 MP2/CEP-31G*
ABC
0.14863 0.08927 0.08927

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.234
C2 0.000 0.000 1.257
C3 0.000 1.469 -0.725
C4 1.272 -0.734 -0.725
C5 -1.272 -0.734 -0.725
N6 0.000 0.000 2.459
H7 0.000 1.481 -1.830
H8 1.283 -0.741 -1.830
H9 -1.283 -0.741 -1.830
H10 -0.896 2.003 -0.365
H11 0.896 2.003 -0.365
H12 2.183 -0.225 -0.365
H13 1.287 -1.778 -0.365
H14 -1.287 -1.778 -0.365
H15 -2.183 -0.225 -0.365

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.49131.54861.54861.54862.69312.17712.17712.17712.19832.19832.19832.19832.19832.1983
C21.49132.46682.46682.46681.20193.42383.42383.42382.72882.72882.72882.72882.72882.7288
C31.54862.46682.54402.54403.50621.10502.78352.78351.10371.10372.78653.51063.51062.7865
C41.54862.46682.54402.54403.50622.78351.10502.78353.51062.78651.10371.10372.78653.5106
C51.54862.46682.54402.54403.50622.78352.78351.10502.78653.51063.51062.78651.10371.1037
N62.69311.20193.50623.50623.50624.53734.53734.53733.57623.57623.57623.57623.57623.5762
H72.17713.42381.10502.78352.78354.53732.56562.56561.79481.79483.13423.79753.79753.1342
H82.17713.42382.78351.10502.78354.53732.56562.56563.79753.13421.79481.79483.13423.7975
H92.17713.42382.78352.78351.10504.53732.56562.56563.13423.79753.79753.13421.79481.7948
H102.19832.72881.10373.51062.78653.57621.79483.79753.13421.79243.80084.36563.80082.5732
H112.19832.72881.10372.78653.51063.57621.79483.13423.79751.79242.57323.80084.36563.8008
H122.19832.72882.78651.10373.51063.57623.13421.79483.79753.80082.57321.79243.80084.3656
H132.19832.72883.51061.10372.78653.57623.79751.79483.13424.36563.80081.79242.57323.8008
H142.19832.72883.51062.78651.10373.57623.79753.13421.79483.80084.36563.80082.57321.7924
H152.19832.72882.78653.51061.10373.57623.13423.79751.79482.57323.80084.36563.80081.7924

picture of Propanenitrile, 2,2-dimethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N6 180.000 C1 C3 H7 109.115
C1 C3 H10 110.845 C1 C3 H11 110.845
C1 C4 H8 109.115 C1 C4 H12 110.845
C1 C4 H13 110.845 C1 C5 H9 109.115
C1 C5 H14 110.845 C1 C5 H15 110.845
C2 C1 C3 108.470 C2 C1 C4 108.470
C2 C1 C5 108.470 C3 C1 C4 110.454
C3 C1 C5 110.454 C4 C1 C5 110.454
H7 C3 H10 108.699 H7 C3 H11 108.699
H8 C4 H12 108.699 H8 C4 H13 108.699
H9 C5 H14 108.699 H9 C5 H15 108.699
H10 C3 H11 108.585 H12 C4 H13 108.585
H14 C5 H15 108.585
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability