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

using model chemistry: HF/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 HF/6-31G*
 hartrees
Energy at 0K-225.980969
Energy at 298.15K-225.988300
HF Energy-225.980969
Nuclear repulsion energy155.529212
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 HF/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' 3735 3356 0.69      
2 A' 3245 2916 36.36      
3 A' 3228 2900 6.05      
4 A' 2614 2349 14.91      
5 A' 1838 1651 32.30      
6 A' 1645 1478 2.14      
7 A' 1618 1454 3.52      
8 A' 1545 1388 14.62      
9 A' 1435 1289 5.67      
10 A' 1197 1075 14.88      
11 A' 1106 994 62.57      
12 A' 1005 903 18.54      
13 A' 906 814 213.79      
14 A' 572 514 0.71      
15 A' 409 368 9.28      
16 A' 182 164 9.53      
17 A" 3824 3436 1.61      
18 A" 3294 2960 37.68      
19 A" 3265 2934 0.27      
20 A" 1516 1362 0.06      
21 A" 1429 1284 0.08      
22 A" 1272 1143 0.02      
23 A" 1056 948 0.86      
24 A" 821 737 0.97      
25 A" 433 389 0.46      
26 A" 322 289 58.50      
27 A" 115 104 2.37      

Unscaled Zero Point Vibrational Energy (zpe) 21812.8 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 19598.8 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 HF/6-31G*
ABC
0.84540 0.07644 0.07276

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.542 -0.050 0.810
H2 2.542 -0.050 -0.810
N3 2.217 -0.540 0.000
H4 0.495 -1.271 0.870
H5 0.495 -1.271 -0.870
C6 0.780 -0.692 0.000
H7 0.257 1.227 0.874
H8 0.257 1.227 -0.874
C9 0.000 0.639 0.000
N10 -2.577 0.244 0.000
C11 -1.457 0.428 0.000

Atom - Atom Distances (Å)
  H1 H2 N3 H4 H5 C6 H7 H8 C9 N10 C11
H11.62041.00122.38472.91642.04342.61853.11292.75545.19144.1083
H21.62041.00122.91642.38472.04343.11292.61852.75545.19144.1083
N31.00121.00122.06312.06311.44532.77992.77992.51054.85773.7992
H42.38472.91642.06311.73961.08322.50973.05622.15613.53432.7303
H52.91642.38472.06311.73961.08323.05622.50972.15613.53432.7303
C62.04342.04341.44531.08321.08322.17262.17261.54203.48492.5014
H72.61853.11292.77992.50973.05622.17261.74881.08483.12452.0833
H83.11292.61852.77993.05622.50972.17261.74881.08483.12452.0833
C92.75542.75542.51052.15612.15611.54201.08481.08482.60721.4721
N105.19145.19144.85773.53433.53433.48493.12453.12452.60721.1352
C114.10834.10833.79922.73032.73032.50142.08332.08331.47211.1352

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 108.045 H1 N3 C6 112.001
H2 N3 C6 112.001 N3 C6 H4 108.521
N3 C6 H5 108.521 N3 C6 C9 114.327
H4 C6 H5 106.835 H4 C6 C9 109.186
H5 C6 C9 109.186 C6 C9 H7 110.388
C6 C9 H8 110.388 C6 C9 C11 112.154
H7 C9 H8 107.412 H7 C9 C11 108.171
H8 C9 C11 108.171 C9 C11 N10 178.894
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.340      
2 H 0.340      
3 N -0.832      
4 H 0.193      
5 H 0.193      
6 C -0.128      
7 H 0.215      
8 H 0.215      
9 C -0.377      
10 N -0.457      
11 C 0.298      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.716 1.715 0.000 4.093
CHELPG 3.747 1.699 0.000 4.114
AIM -2.801 -0.246 0.000 2.812
ESP 3.774 1.695 0.000 4.137


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.702 5.012 -0.008
y 5.012 -31.389 0.001
z -0.008 0.001 -28.007
Traceless
 xyz
x -14.004 5.012 -0.008
y 5.012 4.465 0.001
z -0.008 0.001 9.538
Polar
3z2-r219.077
x2-y2-12.313
xy5.012
xz-0.008
yz0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.667 0.224 0.002
y 0.224 4.585 0.000
z 0.002 0.000 4.734


<r2> (average value of r2) Å2
<r2> 151.768
(<r2>)1/2 12.319