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 CH3CH(NH2)CH3 (2-Propanamine)

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 CS 1A'
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-31.389544
Energy at 298.15K-31.400262
Nuclear repulsion energy79.959671
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 A' 3712 3353 1.30      
2 A' 3262 2947 116.09      
3 A' 3238 2925 101.24      
4 A' 3178 2871 7.35      
5 A' 3113 2812 98.50      
6 A' 1839 1661 48.80      
7 A' 1638 1480 4.89      
8 A' 1627 1470 2.66      
9 A' 1555 1405 12.27      
10 A' 1501 1356 22.87      
11 A' 1300 1174 5.37      
12 A' 1266 1144 30.68      
13 A' 1066 963 5.54      
14 A' 969 875 147.75      
15 A' 865 781 0.36      
16 A' 501 452 10.73      
17 A' 385 347 0.12      
18 A' 281 254 0.23      
19 A" 3790 3424 0.47      
20 A" 3253 2939 2.36      
21 A" 3233 2921 34.72      
22 A" 3171 2864 73.38      
23 A" 1620 1464 0.04      
24 A" 1617 1461 0.07      
25 A" 1562 1411 13.72      
26 A" 1508 1362 1.54      
27 A" 1363 1232 0.05      
28 A" 1112 1004 1.67      
29 A" 1032 932 0.07      
30 A" 1001 904 0.03      
31 A" 424 383 7.29      
32 A" 307 277 45.52      
33 A" 227 205 8.42      

Unscaled Zero Point Vibrational Energy (zpe) 28256.5 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 25526.9 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
0.27755 0.26467 0.15446

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.361 0.000
N2 -1.400 -0.089 0.000
H3 0.070 1.454 0.000
C4 0.690 -0.158 1.267
C5 0.690 -0.158 -1.267
H6 -1.881 0.269 -0.805
H7 -1.881 0.269 0.805
H8 0.660 -1.244 1.297
H9 0.660 -1.244 -1.297
H10 1.728 0.163 1.302
H11 1.728 0.163 -1.302
H12 0.197 0.217 2.163
H13 0.197 0.217 -2.163

Atom - Atom Distances (Å)
  C1 N2 H3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.47031.09471.53291.53292.04822.04822.16672.16672.17292.17292.17642.1764
N21.47032.13112.44432.44431.00421.00422.69392.69393.39743.39742.70582.7058
H31.09472.13112.14142.14142.42092.42093.05083.05082.47192.47192.49442.4944
C41.53292.44432.14142.53343.32922.64641.08682.78441.08772.78911.08903.4847
C51.53292.44432.14142.53342.64643.32922.78441.08682.78911.08773.48471.0890
H62.04821.00422.42093.32922.64641.61063.62822.99774.18083.64493.62372.4829
H72.04821.00422.42092.64643.32921.61062.99773.62823.64494.18082.48293.6237
H82.16672.69393.05081.08682.78443.62822.99772.59411.76663.14241.76023.7840
H92.16672.69393.05082.78441.08682.99773.62822.59413.14241.76663.78401.7602
H102.17293.39742.47191.08772.78914.18083.64491.76663.14242.60361.75733.7881
H112.17293.39742.47192.78911.08773.64494.18083.14241.76662.60363.78811.7573
H122.17642.70582.49441.08903.48473.62372.48291.76023.78401.75733.78814.3253
H132.17642.70582.49443.48471.08902.48293.62373.78401.76023.78811.75734.3253

picture of 2-Propanamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H6 110.310 C1 N2 H7 110.310
C1 C4 H8 110.441 C1 C4 H10 110.881
C1 C4 H12 111.081 C1 C5 H9 110.441
C1 C5 H11 110.881 C1 C5 H13 111.081
N2 C1 H3 111.534 N2 C1 C4 108.935
N2 C1 C5 108.935 H3 C1 C4 108.005
H3 C1 C5 108.005 C4 C1 C5 111.443
H6 N2 H7 106.629 H8 C4 H10 108.668
H8 C4 H12 107.993 H9 C5 H11 108.668
H9 C5 H13 107.993 H10 C4 H12 107.668
H11 C5 H13 107.668
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.148      
2 N -0.789      
3 H 0.119      
4 C -0.535      
5 C -0.535      
6 H 0.321      
7 H 0.321      
8 H 0.166      
9 H 0.166      
10 H 0.156      
11 H 0.156      
12 H 0.154      
13 H 0.154      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.053 1.484 0.000 1.485
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.346 -2.635 0.000
y -2.635 -28.834 0.000
z 0.000 0.000 -26.593
Traceless
 xyz
x 1.367 -2.635 0.000
y -2.635 -2.364 0.000
z 0.000 0.000 0.997
Polar
3z2-r21.993
x2-y22.488
xy-2.635
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.407 -0.010 0.000
y -0.010 5.646 0.000
z 0.000 0.000 6.555


<r2> (average value of r2) Å2
<r2> 81.132
(<r2>)1/2 9.007