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

using model chemistry: PBEPBE/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 PBEPBE/6-31G*
 hartrees
Energy at 0K-227.117757
Energy at 298.15K-227.124719
Nuclear repulsion energy153.491156
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 PBEPBE/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' 3382 3333 0.75      
2 A' 3007 2964 24.12      
3 A' 2977 2935 5.94      
4 A' 2278 2246 13.92      
5 A' 1655 1631 22.66      
6 A' 1471 1450 4.19      
7 A' 1442 1422 2.84      
8 A' 1355 1336 16.46      
9 A' 1264 1246 1.52      
10 A' 1109 1094 6.95      
11 A' 974 960 62.25      
12 A' 946 932 3.99      
13 A' 829 817 217.38      
14 A' 509 502 4.35      
15 A' 364 359 6.88      
16 A' 156 154 6.17      
17 A" 3472 3422 0.07      
18 A" 3057 3013 20.11      
19 A" 3017 2974 1.66      
20 A" 1367 1347 0.34      
21 A" 1277 1259 0.57      
22 A" 1135 1119 0.05      
23 A" 950 937 0.79      
24 A" 744 734 2.83      
25 A" 382 377 0.00      
26 A" 322 317 51.28      
27 A" 103 102 1.59      

Unscaled Zero Point Vibrational Energy (zpe) 19772.8 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 19490.1 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 PBEPBE/6-31G*
ABC
0.81671 0.07493 0.07126

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.547 -0.049 0.822
H2 2.547 -0.049 -0.822
N3 2.235 -0.580 0.000
H4 0.480 -1.290 0.885
H5 0.480 -1.290 -0.885
C6 0.783 -0.704 0.000
H7 0.285 1.242 0.888
H8 0.285 1.242 -0.888
C9 0.000 0.647 0.000
N10 -2.608 0.261 0.000
C11 -1.452 0.462 0.000

Atom - Atom Distances (Å)
  H1 H2 N3 H4 H5 C6 H7 H8 C9 N10 C11
H11.64331.02672.41092.95312.05282.60533.11552.76495.22914.1136
H21.64331.02672.95312.41092.05283.11552.60532.76495.22914.1136
N31.02671.02672.08932.08931.45702.81272.81272.54934.91553.8308
H42.41092.95312.08931.76981.10362.53933.09702.18243.56742.7538
H52.95312.41092.08931.76981.10363.09702.53932.18243.56742.7538
C62.05282.05281.45701.10361.10362.19622.19621.56103.52582.5204
H72.60533.11552.81272.53933.09702.19621.77611.10653.18132.1005
H83.11552.60532.81273.09702.53932.19621.77611.10653.18132.1005
C92.76492.76492.54932.18242.18241.56101.10651.10652.63651.4632
N105.22915.22914.91553.56743.56743.52583.18133.18132.63651.1740
C114.11364.11363.83082.75382.75382.52042.10052.10051.46321.1740

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 106.315 H1 N3 C6 110.274
H2 N3 C6 110.274 N3 C6 H4 108.569
N3 C6 H5 108.569 N3 C6 C9 115.234
H4 C6 H5 106.609 H4 C6 C9 108.761
H5 C6 C9 108.761 C6 C9 H7 109.660
C6 C9 H8 109.660 C6 C9 C11 112.861
H7 C9 H8 106.750 H7 C9 C11 108.860
H8 C9 C11 108.860 C9 C11 N10 177.388
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.303      
2 H 0.303      
3 N -0.675      
4 H 0.185      
5 H 0.185      
6 C -0.192      
7 H 0.198      
8 H 0.198      
9 C -0.400      
10 N -0.462      
11 C 0.357      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.646 1.572 0.000 3.970
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.814 4.877 0.000
y 4.877 -31.042 0.000
z 0.000 0.000 -27.796
Traceless
 xyz
x -12.394 4.877 0.000
y 4.877 3.763 0.000
z 0.000 0.000 8.632
Polar
3z2-r217.263
x2-y2-10.771
xy4.877
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.113 0.043 0.000
y 0.043 5.034 0.000
z 0.000 0.000 5.045


<r2> (average value of r2) Å2
<r2> 153.954
(<r2>)1/2 12.408