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All results from a given calculation for C3H6N2 (3-Aminopropionitrile)

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-227.373444
Energy at 298.15K-227.380529
Nuclear repulsion energy154.846460
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 B3PW91/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3515 3384 0.39      
2 A' 3068 2953 29.99      
3 A' 3046 2932 4.88      
4 A' 2363 2275 13.95      
5 A' 1717 1653 35.34      
6 A' 1503 1447 6.43      
7 A' 1474 1419 3.89      
8 A' 1397 1345 16.11      
9 A' 1304 1256 0.60      
10 A' 1129 1087 12.45      
11 A' 1012 974 51.35      
12 A' 964 928 6.31      
13 A' 826 795 240.22      
14 A' 531 511 2.46      
15 A' 377 363 7.94      
16 A' 165 158 6.85      
17 A" 3598 3464 0.02      
18 A" 3115 2999 26.12      
19 A" 3083 2968 0.58      
20 A" 1407 1354 0.23      
21 A" 1318 1269 0.59      
22 A" 1171 1128 0.06      
23 A" 976 939 0.57      
24 A" 758 730 2.35      
25 A" 396 381 0.01      
26 A" 318 306 50.78      
27 A" 106 102 1.72      

Unscaled Zero Point Vibrational Energy (zpe) 20318.6 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 19560.7 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 B3PW91/6-311G*
ABC
0.83578 0.07606 0.07238

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.547 -0.078 0.818
H2 2.547 -0.078 -0.818
N3 2.216 -0.576 0.000
H4 0.474 -1.284 0.875
H5 0.474 -1.284 -0.875
C6 0.774 -0.700 0.000
H7 0.277 1.232 0.880
H8 0.277 1.232 -0.880
C9 0.000 0.640 0.000
N10 -2.583 0.273 0.000
C11 -1.444 0.457 0.000

Atom - Atom Distances (Å)
  H1 H2 N3 H4 H5 C6 H7 H8 C9 N10 C11
H11.63651.01382.39932.93602.05002.62143.12262.76995.20704.1093
H21.63651.01382.93602.39932.05003.12262.62142.76995.20704.1093
N31.01381.01382.07402.07401.44772.79352.79352.52804.87383.8033
H42.39932.93602.07401.74981.09362.52413.07392.16633.54062.7341
H52.93602.39932.07401.74981.09363.07392.52412.16633.54062.7341
C62.05002.05001.44771.09361.09362.18082.18081.54793.49522.5017
H72.62143.12262.79352.52413.07392.18081.75911.09593.14272.0831
H83.12262.62142.79353.07392.52412.18081.75911.09593.14272.0831
C92.76992.76992.52802.16632.16631.54791.09591.09592.60931.4560
N105.20705.20704.87383.54063.54063.49523.14273.14272.60931.1537
C114.10934.10933.80332.73412.73412.50172.08312.08311.45601.1537

picture of 3-Aminopropionitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 N3 H2 107.635 H1 N3 C6 111.564
H2 N3 C6 111.564 N3 C6 H4 108.594
N3 C6 H5 108.594 N3 C6 C9 115.067
H4 C6 H5 106.266 H4 C6 C9 108.981
H5 C6 C9 108.981 C6 C9 H7 109.969
C6 C9 H8 109.969 C6 C9 C11 112.744
H7 C9 H8 106.752 H7 C9 C11 108.606
H8 C9 C11 108.606 C9 C11 N10 178.079
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.322      
2 H 0.322      
3 N -0.735      
4 H 0.246      
5 H 0.246      
6 C -0.291      
7 H 0.256      
8 H 0.256      
9 C -0.502      
10 N -0.274      
11 C 0.153      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.764 1.553 0.000 4.071
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.406 4.940 0.000
y 4.940 -31.503 0.000
z 0.000 0.000 -27.855
Traceless
 xyz
x -12.727 4.940 0.000
y 4.940 3.627 0.000
z 0.000 0.000 9.100
Polar
3z2-r218.199
x2-y2-10.903
xy4.940
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> 152.225
(<r2>)1/2 12.338