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: HF/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-226.018060
Energy at 298.15K-226.025381
Nuclear repulsion energy155.349562
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/aug-cc-pVDZ
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' 3728 3395 2.82      
2 A' 3210 2923 36.44      
3 A' 3201 2915 1.28      
4 A' 2579 2349 20.28      
5 A' 1783 1624 31.00      
6 A' 1606 1462 3.04      
7 A' 1574 1434 4.43      
8 A' 1516 1381 13.82      
9 A' 1399 1274 5.01      
10 A' 1185 1079 24.15      
11 A' 1103 1004 36.52      
12 A' 996 907 15.79      
13 A' 873 795 173.81      
14 A' 570 519 0.57      
15 A' 407 371 8.23      
16 A' 182 166 9.45      
17 A" 3815 3474 4.46      
18 A" 3263 2972 31.62      
19 A" 3239 2949 0.97      
20 A" 1489 1356 0.00      
21 A" 1404 1279 0.09      
22 A" 1246 1135 0.01      
23 A" 1040 947 0.50      
24 A" 811 739 1.18      
25 A" 426 388 0.83      
26 A" 304 277 43.46      
27 A" 115 105 2.90      

Unscaled Zero Point Vibrational Energy (zpe) 21532.1 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 19607.1 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 HF/aug-cc-pVDZ
ABC
0.84208 0.07638 0.07270

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.549 -0.046 0.811
H2 2.549 -0.046 -0.811
N3 2.219 -0.534 0.000
H4 0.494 -1.269 0.875
H5 0.494 -1.269 -0.875
C6 0.780 -0.688 0.000
H7 0.252 1.231 0.880
H8 0.252 1.231 -0.880
C9 0.000 0.640 0.000
N10 -2.579 0.235 0.000
C11 -1.458 0.423 0.000

Atom - Atom Distances (Å)
  H1 H2 N3 H4 H5 C6 H7 H8 C9 N10 C11
H11.62251.00232.39252.92612.04862.62873.12492.76125.19954.1151
H21.62251.00232.92612.39252.04863.12492.62872.76125.19954.1151
N31.00231.00232.06972.06971.44702.78542.78542.51054.85993.7999
H42.39252.92612.06971.74901.08872.51233.06422.15753.53172.7276
H52.92612.39252.06971.74901.08873.06422.51232.15753.53172.7276
C62.04862.04861.44701.08871.08872.17622.17621.54033.48442.4992
H72.62873.12492.78542.51233.06422.17621.75971.08953.12802.0862
H83.12492.62872.78543.06422.51232.17621.75971.08953.12802.0862
C92.76122.76122.51052.15752.15751.54031.08951.08952.61111.4743
N105.19955.19954.85993.53173.53173.48443.12803.12802.61111.1369
C114.11514.11513.79992.72762.72762.49922.08622.08621.47431.1369

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 108.071 H1 N3 C6 112.252
H2 N3 C6 112.252 N3 C6 H4 108.592
N3 C6 H5 108.592 N3 C6 C9 114.330
H4 C6 H5 106.881 H4 C6 C9 109.094
H5 C6 C9 109.094 C6 C9 H7 110.515
C6 C9 H8 110.515 C6 C9 C11 111.981
H7 C9 H8 107.719 H7 C9 C11 107.980
H8 C9 C11 107.980 C9 C11 N10 178.939
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H -0.012      
2 H -0.012      
3 N -0.366      
4 H -0.144      
5 H -0.144      
6 C 0.692      
7 H 0.005      
8 H 0.005      
9 C 0.490      
10 N -0.313      
11 C -0.200      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.912 1.579 0.000 4.219
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.466 4.573 0.000
y 4.573 -31.661 0.000
z 0.000 0.000 -28.359
Traceless
 xyz
x -14.457 4.573 0.000
y 4.573 4.752 0.000
z 0.000 0.000 9.705
Polar
3z2-r219.409
x2-y2-12.806
xy4.573
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 152.227
(<r2>)1/2 12.338