return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: HSEh1PBE/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 HSEh1PBE/3-21G
 hartrees
Energy at 0K-225.907262
Energy at 298.15K-225.914382
HF Energy-225.907262
Nuclear repulsion energy154.265946
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 HSEh1PBE/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' 3498 3369 1.35      
2 A' 3093 2979 23.37      
3 A' 3073 2960 1.46      
4 A' 2369 2282 9.86      
5 A' 1722 1659 28.07      
6 A' 1539 1482 7.48      
7 A' 1519 1464 7.56      
8 A' 1404 1353 7.50      
9 A' 1332 1283 4.39      
10 A' 1125 1084 19.89      
11 A' 983 947 26.20      
12 A' 977 942 2.37      
13 A' 573 552 85.82      
14 A' 562 541 280.41      
15 A' 385 371 16.05      
16 A' 179 173 4.22      
17 A" 3607 3474 2.23      
18 A" 3149 3033 15.65      
19 A" 3115 3001 0.01      
20 A" 1406 1355 0.10      
21 A" 1344 1295 0.23      
22 A" 1208 1163 0.15      
23 A" 979 943 0.14      
24 A" 772 743 4.30      
25 A" 466 449 0.38      
26 A" 325 313 55.47      
27 A" 112 108 1.10      

Unscaled Zero Point Vibrational Energy (zpe) 20408.0 cm-1
Scaled (by 0.9633) Zero Point Vibrational Energy (zpe) 19659.0 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 HSEh1PBE/3-21G
ABC
0.82530 0.07576 0.07212

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.597 -0.163 0.845
H2 2.597 -0.163 -0.845
N3 2.210 -0.577 0.000
H4 0.458 -1.285 0.883
H5 0.458 -1.285 -0.883
C6 0.764 -0.714 0.000
H7 0.296 1.225 0.887
H8 0.296 1.225 -0.887
C9 0.000 0.649 0.000
N10 -2.589 0.291 0.000
C11 -1.439 0.472 0.000

Atom - Atom Distances (Å)
  H1 H2 N3 H4 H5 C6 H7 H8 C9 N10 C11
H11.69001.01742.41552.96952.09222.68723.19682.84905.27354.1720
H21.69001.01742.96952.41552.09223.19682.68722.84905.27354.1720
N31.01741.01742.08562.08561.45272.77442.77442.52754.87683.7970
H42.41552.96952.08561.76531.09482.51483.07512.17483.54222.7320
H52.96952.41552.08561.76531.09483.07512.51482.17483.54222.7320
C62.09222.09221.45271.09481.09482.18262.18261.56263.50012.5017
H72.68723.19682.77442.51483.07512.18261.77441.09803.15892.0891
H83.19682.68722.77443.07512.51482.18261.77441.09803.15892.0891
C92.84902.84902.52752.17482.17481.56261.09801.09802.61341.4501
N105.27355.27354.87683.54223.54223.50013.15893.15892.61341.1636
C114.17204.17203.79702.73202.73202.50172.08912.08911.45011.1636

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 112.309 H1 N3 C6 114.627
H2 N3 C6 114.627 N3 C6 H4 109.095
N3 C6 H5 109.095 N3 C6 C9 113.858
H4 C6 H5 107.455 H4 C6 C9 108.573
H5 C6 C9 108.573 C6 C9 H7 108.992
C6 C9 H8 108.992 C6 C9 C11 112.224
H7 C9 H8 107.801 H7 C9 C11 109.365
H8 C9 C11 109.365 C9 C11 N10 178.132
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.292      
2 H 0.292      
3 N -0.699      
4 H 0.248      
5 H 0.248      
6 C -0.245      
7 H 0.267      
8 H 0.267      
9 C -0.529      
10 N -0.496      
11 C 0.356      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.774 1.393 0.000 4.023
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.629 4.714 0.000
y 4.714 -31.328 0.000
z 0.000 0.000 -27.596
Traceless
 xyz
x -11.167 4.714 0.000
y 4.714 2.784 0.000
z 0.000 0.000 8.383
Polar
3z2-r216.765
x2-y2-9.301
xy4.714
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.909 0.076 0.000
y 0.076 4.208 0.000
z 0.000 0.000 4.499


<r2> (average value of r2) Å2
<r2> 152.600
(<r2>)1/2 12.353