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/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-226.066034
Energy at 298.15K-226.073367
Nuclear repulsion energy155.987349
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/6-311+G(3df,2p)
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' 3740 3398 3.34      
2 A' 3194 2902 35.00      
3 A' 3186 2895 0.05      
4 A' 2582 2346 20.41      
5 A' 1794 1630 32.18      
6 A' 1625 1476 3.26      
7 A' 1595 1449 4.31      
8 A' 1528 1388 13.97      
9 A' 1417 1287 4.72      
10 A' 1182 1074 24.01      
11 A' 1094 994 38.42      
12 A' 992 901 13.45      
13 A' 861 782 185.29      
14 A' 576 523 0.51      
15 A' 409 371 8.40      
16 A' 184 167 9.47      
17 A" 3823 3474 6.08      
18 A" 3243 2946 29.28      
19 A" 3216 2923 1.48      
20 A" 1497 1360 0.01      
21 A" 1414 1285 0.06      
22 A" 1255 1140 0.00      
23 A" 1044 949 0.49      
24 A" 817 742 1.24      
25 A" 435 395 1.05      
26 A" 304 277 42.88      
27 A" 117 106 3.01      

Unscaled Zero Point Vibrational Energy (zpe) 21561.5 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 19590.8 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/6-311+G(3df,2p)
ABC
0.84864 0.07693 0.07322

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.546 -0.066 0.810
H2 2.546 -0.066 -0.810
N3 2.209 -0.541 0.000
H4 0.485 -1.268 0.869
H5 0.485 -1.268 -0.869
C6 0.774 -0.690 0.000
H7 0.255 1.226 0.874
H8 0.255 1.226 -0.874
C9 0.000 0.639 0.000
N10 -2.566 0.248 0.000
C11 -1.454 0.429 0.000

Atom - Atom Distances (Å)
  H1 H2 N3 H4 H5 C6 H7 H8 C9 N10 C11
H11.62040.99772.38632.91712.04592.63183.12392.76365.18534.1111
H21.62040.99772.91712.38632.04593.12392.63182.76365.18534.1111
N30.99770.99772.06272.06271.44272.77632.77632.50484.83983.7893
H42.38632.91712.06271.73751.08232.50433.05112.15093.51562.7190
H52.91712.38632.06271.73751.08233.05112.50432.15093.51562.7190
C62.04592.04591.44271.08231.08232.16972.16971.53883.46942.4935
H72.63183.12392.77632.50433.05112.16971.74801.08313.11052.0778
H83.12392.63182.77633.05112.50432.16971.74801.08313.11052.0778
C92.76362.76362.50482.15092.15091.53881.08311.08312.59551.4688
N105.18535.18534.83983.51563.51563.46943.11053.11052.59551.1268
C114.11114.11113.78932.71902.71902.49352.07782.07781.46881.1268

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 108.598 H1 N3 C6 112.656
H2 N3 C6 112.656 N3 C6 H4 108.719
N3 C6 H5 108.719 N3 C6 C9 114.269
H4 C6 H5 106.776 H4 C6 C9 109.047
H5 C6 C9 109.047 C6 C9 H7 110.485
C6 C9 H8 110.485 C6 C9 C11 111.984
H7 C9 H8 107.605 H7 C9 C11 108.066
H8 C9 C11 108.066 C9 C11 N10 178.968
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.183      
2 H 0.183      
3 N -0.919      
4 H 0.141      
5 H 0.141      
6 C 0.059      
7 H 0.158      
8 H 0.158      
9 C 0.044      
10 N -1.131      
11 C 0.983      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.926 1.540 0.000 4.218
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.110 4.557 0.000
y 4.557 -31.551 0.000
z 0.000 0.000 -28.242
Traceless
 xyz
x -14.214 4.557 0.000
y 4.557 4.625 0.000
z 0.000 0.000 9.589
Polar
3z2-r219.178
x2-y2-12.559
xy4.557
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.976 -0.074 0.000
y -0.074 6.067 0.000
z 0.000 0.000 5.720


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000