return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for NH2CH2CH2CH3 (1-Propanamine)

using model chemistry: MP2/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-31G**
 hartrees
Energy at 0K-173.917704
Energy at 298.15K-173.928244
HF Energy-173.300034
Nuclear repulsion energy131.380206
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 MP2/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3561 3335 0.41      
2 A' 3223 3019 28.33      
3 A' 3126 2927 39.56      
4 A' 3121 2923 38.79      
5 A' 3109 2912 10.91      
6 A' 1701 1593 22.51      
7 A' 1568 1468 3.04      
8 A' 1554 1455 0.71      
9 A' 1542 1444 0.14      
10 A' 1465 1372 1.47      
11 A' 1445 1354 5.37      
12 A' 1362 1276 10.67      
13 A' 1182 1107 6.39      
14 A' 1134 1062 11.16      
15 A' 1080 1011 1.59      
16 A' 957 896 125.77      
17 A' 883 827 78.10      
18 A' 458 429 3.08      
19 A' 271 254 4.17      
20 A" 3664 3431 0.00      
21 A" 3218 3014 43.47      
22 A" 3182 2980 42.70      
23 A" 3157 2956 2.50      
24 A" 1561 1462 5.80      
25 A" 1424 1334 0.51      
26 A" 1364 1278 0.53      
27 A" 1287 1205 0.00      
28 A" 1059 992 0.14      
29 A" 885 828 1.62      
30 A" 762 714 1.54      
31 A" 315 295 50.57      
32 A" 241 226 5.37      
33 A" 141 132 0.29      

Unscaled Zero Point Vibrational Energy (zpe) 27500.0 cm-1
Scaled (by 0.9365) Zero Point Vibrational Energy (zpe) 25753.8 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 MP2/6-31G**
ABC
0.83181 0.12347 0.11637

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.425 1.289 0.000
C2 0.000 0.747 0.000
C3 -0.051 -0.780 0.000
N4 -1.387 -1.377 0.000
H5 1.437 2.378 0.000
H6 1.969 0.948 0.880
H7 1.969 0.948 -0.880
H8 -0.539 1.118 0.876
H9 -0.539 1.118 -0.876
H10 0.483 -1.159 -0.875
H11 0.483 -1.159 0.875
H12 -1.900 -1.041 -0.809
H13 -1.900 -1.041 0.809

Atom - Atom Distances (Å)
  C1 C2 C3 N4 H5 H6 H7 H8 H9 H10 H11 H12 H13
C11.52452.54153.87491.08901.09011.09012.15712.15712.76462.76464.13944.1394
C21.52451.52772.53672.17422.16662.16661.09361.09362.15162.15162.73102.7310
C32.54151.52771.46333.49132.80062.80062.14682.14681.09271.09272.03472.0347
N43.87492.53671.46334.69884.17694.17692.77732.77732.07622.07621.01511.0151
H51.08902.17423.49134.69881.76171.76172.50232.50233.76613.76614.84564.8456
H61.09012.16662.80064.17691.76171.76102.51413.06703.11872.57804.66684.3510
H71.09012.16662.80064.17691.76171.76103.06702.51412.57803.11874.35104.6668
H82.15711.09362.14682.77732.50232.51413.06701.75243.04872.49583.05802.5528
H92.15711.09362.14682.77732.50233.06702.51411.75242.49583.04872.55283.0580
H102.76462.15161.09272.07623.76613.11872.57803.04872.49581.74932.38712.9202
H112.76462.15161.09272.07623.76612.57803.11872.49583.04871.74932.92022.3871
H124.13942.73102.03471.01514.84564.66684.35103.05802.55282.38712.92021.6174
H134.13942.73102.03471.01514.84564.35104.66682.55283.05802.92022.38711.6174

picture of 1-Propanamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.754 C1 C2 H8 109.861
C1 C2 H9 109.861 C2 C1 H5 111.510
C2 C1 H6 110.830 C2 C1 H7 110.830
C2 C3 N4 116.001 C2 C3 H10 109.268
C2 C3 H11 109.268 C3 C2 H8 108.837
C3 C2 H9 108.837 C3 N4 H12 109.029
C3 N4 H13 109.029 N4 C3 H10 107.763
N4 C3 H11 107.763 H5 C1 H6 107.890
H5 C1 H7 107.890 H6 C1 H7 107.739
H8 C2 H9 106.487 H10 C3 H11 106.346
H12 N4 H13 105.626
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability