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

using model chemistry: B3PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G
 hartrees
Energy at 0K-227.252752
Energy at 298.15K-227.259502
Nuclear repulsion energy153.911332
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 B3PW91/6-31G
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' 3634 3480 7.76      
2 A' 3075 2945 37.83      
3 A' 3059 2930 1.24      
4 A' 2318 2220 18.07      
5 A' 1706 1633 40.95      
6 A' 1532 1467 6.87      
7 A' 1509 1445 6.70      
8 A' 1413 1353 15.81      
9 A' 1328 1272 2.52      
10 A' 1158 1109 54.33      
11 A' 996 954 26.31      
12 A' 972 931 4.25      
13 A' 525 503 5.97      
14 A' 407 390 136.52      
15 A' 340 326 307.69      
16 A' 164 157 2.69      
17 A" 3762 3603 9.92      
18 A" 3134 3001 28.34      
19 A" 3104 2973 0.01      
20 A" 1392 1333 0.32      
21 A" 1315 1259 0.22      
22 A" 1176 1126 0.96      
23 A" 968 927 0.79      
24 A" 773 740 5.10      
25 A" 386 370 0.00      
26 A" 290 278 32.76      
27 A" 104 100 1.32      

Unscaled Zero Point Vibrational Energy (zpe) 20269.4 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 19412.0 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 B3PW91/6-31G
ABC
0.83319 0.07499 0.07147

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.665 -0.292 0.852
H2 2.665 -0.292 -0.852
N3 2.205 -0.567 0.000
H4 0.464 -1.283 0.878
H5 0.464 -1.283 -0.878
C6 0.773 -0.705 0.000
H7 0.297 1.235 0.882
H8 0.297 1.235 -0.882
C9 0.000 0.653 0.000
N10 -2.605 0.294 0.000
C11 -1.448 0.483 0.000

Atom - Atom Distances (Å)
  H1 H2 N3 H4 H5 C6 H7 H8 C9 N10 C11
H11.70391.00652.41452.97012.11592.81793.30842.95325.37094.2711
H21.70391.00652.97012.41452.11593.30842.81792.95325.37094.2711
N31.00651.00652.07762.07761.43882.76862.76862.51984.88683.8006
H42.41452.97012.07761.75571.09582.52403.07682.17563.56052.7464
H52.97012.41452.07761.75571.09583.07682.52402.17563.56052.7464
C62.11592.11591.43881.09581.09582.18352.18351.56213.52282.5182
H72.81793.30842.76862.52403.07682.18351.76351.09783.17602.0949
H83.30842.81792.76863.07682.52402.18351.76351.09783.17602.0949
C92.95322.95322.51982.17562.17561.56211.09781.09782.62981.4577
N105.37095.37094.88683.56053.56053.52283.17603.17602.62981.1727
C114.27114.27113.80062.74642.74642.51822.09492.09491.45771.1727

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 115.650 H1 N3 C6 118.765
H2 N3 C6 118.765 N3 C6 H4 109.359
N3 C6 H5 109.359 N3 C6 C9 114.153
H4 C6 H5 106.466 H4 C6 C9 108.609
H5 C6 C9 108.609 C6 C9 H7 109.101
C6 C9 H8 109.101 C6 C9 C11 112.957
H7 C9 H8 106.871 H7 C9 C11 109.314
H8 C9 C11 109.314 C9 C11 N10 177.452
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.315      
2 H 0.315      
3 N -0.753      
4 H 0.190      
5 H 0.190      
6 C -0.149      
7 H 0.208      
8 H 0.208      
9 C -0.366      
10 N -0.310      
11 C 0.150      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.322 1.064 0.000 4.451
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.236 3.556 0.000
y 3.556 -31.311 0.000
z 0.000 0.000 -27.414
Traceless
 xyz
x -10.873 3.556 0.000
y 3.556 2.514 0.000
z 0.000 0.000 8.359
Polar
3z2-r216.718
x2-y2-8.925
xy3.556
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> 153.976
(<r2>)1/2 12.409