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

using model chemistry: B2PLYP/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 B2PLYP/6-31G*
 hartrees
Energy at 0K-227.158673
Energy at 298.15K 
HF Energy-226.922864
Nuclear repulsion energy154.216344
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 B2PLYP/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3502 3324 0.06      
2 A' 3108 2950 25.16      
3 A' 3083 2926 5.11      
4 A' 2303 2186 3.19      
5 A' 1719 1632 25.76      
6 A' 1543 1465 3.31      
7 A' 1518 1441 2.81      
8 A' 1426 1353 13.94      
9 A' 1330 1263 3.03      
10 A' 1136 1078 7.45      
11 A' 1031 979 58.52      
12 A' 962 914 8.85      
13 A' 866 822 205.34      
14 A' 520 494 1.81      
15 A' 379 360 7.44      
16 A' 163 155 7.17      
17 A" 3594 3411 0.09      
18 A" 3159 2999 23.09      
19 A" 3125 2966 1.32      
20 A" 1420 1348 0.24      
21 A" 1337 1269 0.35      
22 A" 1186 1126 0.02      
23 A" 992 942 0.87      
24 A" 775 735 1.64      
25 A" 385 366 0.03      
26 A" 323 307 54.42      
27 A" 109 103 1.90      

Unscaled Zero Point Vibrational Energy (zpe) 20496.9 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 19455.7 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 B2PLYP/6-31G*
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.542 -0.033 0.817
H2 2.542 -0.033 -0.817
N3 2.231 -0.552 0.000
H4 0.492 -1.276 0.878
H5 0.492 -1.276 -0.878
C6 0.783 -0.693 0.000
H7 0.272 1.235 0.881
H8 0.272 1.235 -0.881
C9 0.000 0.643 0.000
N10 -2.602 0.239 0.000
C11 -1.451 0.440 0.000

Atom - Atom Distances (Å)
  H1 H2 N3 H4 H5 C6 H7 H8 C9 N10 C11
H11.63441.01712.39852.93632.04912.60003.10482.75425.21544.1033
H21.63441.01712.93632.39852.04913.10482.60002.75425.21544.1033
N31.01711.01712.07832.07831.45522.79372.79372.53114.89733.8138
H42.39852.93632.07831.75541.09312.52043.07342.16743.55492.7373
H52.93632.39852.07831.75541.09313.07342.52042.16743.55492.7373
C62.04912.04911.45521.09311.09312.18002.18001.54883.51052.5051
H72.60003.10482.79372.52043.07342.18001.76221.09543.16712.0926
H83.10482.60002.79373.07342.52042.18001.76221.09543.16712.0926
C92.75422.75422.53112.16742.16741.54881.09541.09542.63331.4656
N105.21545.21544.89733.55493.55493.51053.16713.16712.63331.1681
C114.10334.10333.81382.73732.73732.50512.09262.09261.46561.1681

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 106.924 H1 N3 C6 110.713
H2 N3 C6 110.713 N3 C6 H4 108.447
N3 C6 H5 108.447 N3 C6 C9 114.793
H4 C6 H5 106.819 H4 C6 C9 109.021
H5 C6 C9 109.021 C6 C9 H7 109.878
C6 C9 H8 109.878 C6 C9 C11 112.381
H7 C9 H8 107.092 H7 C9 C11 108.729
H8 C9 C11 108.729 C9 C11 N10 178.031
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.316      
2 H 0.316      
3 N -0.752      
4 H 0.182      
5 H 0.182      
6 C -0.140      
7 H 0.199      
8 H 0.199      
9 C -0.366      
10 N -0.471      
11 C 0.334      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.291 0.174 0.000
y 0.174 4.797 0.000
z 0.000 0.000 4.895


<r2> (average value of r2) Å2
<r2> 153.190
(<r2>)1/2 12.377