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

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G*
 hartrees
Energy at 0K-40.337018
Energy at 298.15K-40.343976
Nuclear repulsion energy83.635627
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 B3LYP/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 A' 3478 3358 0.47      
2 A' 3078 2973 35.28      
3 A' 3057 2952 8.19      
4 A' 2340 2260 18.30      
5 A' 1678 1620 24.18      
6 A' 1491 1440 5.33      
7 A' 1466 1416 3.85      
8 A' 1384 1336 17.62      
9 A' 1284 1240 3.63      
10 A' 1095 1058 10.89      
11 A' 1004 969 56.32      
12 A' 936 904 10.76      
13 A' 844 815 193.96      
14 A' 506 489 4.26      
15 A' 365 352 7.53      
16 A' 160 154 6.78      
17 A" 3569 3446 0.00      
18 A" 3130 3023 43.19      
19 A" 3100 2994 0.69      
20 A" 1379 1332 0.35      
21 A" 1295 1251 0.13      
22 A" 1145 1106 0.32      
23 A" 950 918 0.51      
24 A" 743 717 2.74      
25 A" 370 358 0.19      
26 A" 311 300 57.64      
27 A" 106 103 2.22      

Unscaled Zero Point Vibrational Energy (zpe) 20130.3 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 19439.9 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 B3LYP/CEP-31G*
ABC
0.80692 0.07388 0.07025

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.471 -0.284 0.823
H2 2.471 -0.284 -0.823
N3 2.112 -0.778 0.000
H4 0.284 -1.322 0.887
H5 0.284 -1.322 -0.887
C6 0.638 -0.770 0.000
H7 0.325 1.226 0.891
H8 0.325 1.226 -0.891
C9 0.000 0.662 0.000
N10 -2.664 0.528 0.000
C11 -1.488 0.611 0.000

Atom - Atom Distances (Å)
  H1 H2 N3 H4 H5 C6 H7 H8 C9 N10 C11
H11.64621.02482.42102.96312.06672.62503.13452.77075.26394.1412
H21.64621.02482.96312.42102.06673.13452.62502.77075.26394.1412
N31.02481.02482.10272.10271.47352.82922.82922.55604.95193.8585
H42.42102.96312.10271.77311.10252.54823.10712.19133.59252.7684
H52.96312.42102.10271.77311.10253.10712.54822.19133.59252.7684
C62.06672.06671.47351.10251.10252.20862.20861.56793.54912.5357
H72.62503.13452.82922.54823.10712.20861.78251.10373.19622.1113
H83.13452.62502.82923.10712.54822.20861.78251.10373.19622.1113
C92.77072.77072.55602.19132.19131.56791.10371.10372.66781.4887
N105.26395.26394.95193.59253.59253.54913.19623.19622.66781.1795
C114.14124.14123.85852.76842.76842.53572.11132.11131.48871.1795

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 106.868 H1 N3 C6 110.342
H2 N3 C6 110.342 N3 C6 H4 108.569
N3 C6 H5 108.569 N3 C6 C9 114.330
H4 C6 H5 107.047 H4 C6 C9 109.040
H5 C6 C9 109.040 C6 C9 H7 110.311
C6 C9 H8 110.311 C6 C9 C11 112.083
H7 C9 H8 107.707 H7 C9 C11 108.145
H8 C9 C11 108.145 C9 C11 N10 177.928
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.258      
2 H 0.258      
3 N -0.450      
4 H 0.173      
5 H 0.173      
6 C -0.339      
7 H 0.161      
8 H 0.161      
9 C -0.133      
10 N 0.379      
11 C -0.640      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.849 1.310 0.000 4.066
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.477 6.395 0.000
y 6.395 -32.489 0.000
z 0.000 0.000 -27.675
Traceless
 xyz
x -12.395 6.395 0.000
y 6.395 2.587 0.000
z 0.000 0.000 9.808
Polar
3z2-r219.615
x2-y2-9.988
xy6.395
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.971 -0.451 0.000
y -0.451 5.301 0.000
z 0.000 0.000 5.014


<r2> (average value of r2) Å2
<r2> 123.455
(<r2>)1/2 11.111