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

using model chemistry: B1B95/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/3-21G*
 hartrees
Energy at 0K-226.047837
Energy at 298.15K-226.054907
Nuclear repulsion energy154.299586
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 B1B95/3-21G*
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' 3490 3332 1.23      
2 A' 3092 2953 24.34      
3 A' 3073 2935 1.44      
4 A' 2362 2256 9.01      
5 A' 1716 1639 27.03      
6 A' 1535 1466 6.86      
7 A' 1516 1447 7.12      
8 A' 1397 1334 8.15      
9 A' 1324 1264 3.54      
10 A' 1118 1067 21.08      
11 A' 974 930 27.15      
12 A' 969 925 1.45      
13 A' 567 541 30.29      
14 A' 547 522 334.24      
15 A' 379 362 16.32      
16 A' 177 169 4.16      
17 A" 3600 3437 1.87      
18 A" 3148 3006 16.93      
19 A" 3116 2975 0.01      
20 A" 1398 1335 0.08      
21 A" 1336 1276 0.20      
22 A" 1200 1146 0.14      
23 A" 973 929 0.11      
24 A" 766 731 4.03      
25 A" 462 441 0.35      
26 A" 326 311 54.25      
27 A" 112 107 1.24      

Unscaled Zero Point Vibrational Energy (zpe) 20334.1 cm-1
Scaled (by 0.9549) Zero Point Vibrational Energy (zpe) 19417.1 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 B1B95/3-21G*
ABC
0.82525 0.07578 0.07213

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.599 -0.163 0.845
H2 2.599 -0.163 -0.845
N3 2.210 -0.573 0.000
H4 0.459 -1.284 0.881
H5 0.459 -1.284 -0.881
C6 0.764 -0.714 0.000
H7 0.295 1.224 0.886
H8 0.295 1.224 -0.886
C9 0.000 0.650 0.000
N10 -2.589 0.289 0.000
C11 -1.440 0.471 0.000

Atom - Atom Distances (Å)
  H1 H2 N3 H4 H5 C6 H7 H8 C9 N10 C11
H11.69021.01662.41542.96882.09362.68943.19812.85095.27504.1746
H21.69021.01662.96882.41542.09363.19812.68942.85095.27504.1746
N31.01661.01662.08482.08481.45282.77182.77182.52594.87543.7965
H42.41542.96882.08481.76271.09292.51293.07222.17423.54122.7319
H52.96882.41542.08481.76271.09293.07222.51292.17423.54122.7319
C62.09362.09361.45281.09291.09292.18172.18171.56333.49942.5024
H72.68943.19812.77182.51293.07222.18171.77221.09603.15792.0884
H83.19812.68942.77183.07222.51292.18171.77221.09603.15792.0884
C92.85092.85092.52592.17422.17421.56331.09601.09602.61371.4512
N105.27505.27504.87543.54123.54123.49943.15793.15792.61371.1628
C114.17464.17463.79652.73192.73192.50242.08842.08841.45121.1628

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 112.455 H1 N3 C6 114.805
H2 N3 C6 114.805 N3 C6 H4 109.147
N3 C6 H5 109.147 N3 C6 C9 113.703
H4 C6 H5 107.494 H4 C6 C9 108.584
H5 C6 C9 108.584 C6 C9 H7 108.985
C6 C9 H8 108.985 C6 C9 C11 112.166
H7 C9 H8 107.903 H7 C9 C11 109.353
H8 C9 C11 109.353 C9 C11 N10 178.090
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.287      
2 H 0.287      
3 N -0.689      
4 H 0.242      
5 H 0.242      
6 C -0.234      
7 H 0.260      
8 H 0.260      
9 C -0.513      
10 N -0.486      
11 C 0.343      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.756 1.367 0.000 3.997
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.387 4.630 0.000
y 4.630 -31.217 0.000
z 0.000 0.000 -27.524
Traceless
 xyz
x -11.017 4.630 0.000
y 4.630 2.738 0.000
z 0.000 0.000 8.279
Polar
3z2-r216.557
x2-y2-9.170
xy4.630
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.932 0.076 0.000
y 0.076 4.214 0.000
z 0.000 0.000 4.506


<r2> (average value of r2) Å2
<r2> 152.484
(<r2>)1/2 12.348