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

using model chemistry: B3LYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/6-31G(2df,p)
 hartrees
Energy at 0K-227.428282
Energy at 298.15K-227.435349
Nuclear repulsion energy154.490378
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 B3LYP/6-31G(2df,p)
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' 3493 3371 0.21      
2 A' 3055 2948 26.33      
3 A' 3035 2929 3.51      
4 A' 2359 2277 11.90      
5 A' 1666 1608 21.22      
6 A' 1494 1442 2.76      
7 A' 1465 1414 2.30      
8 A' 1389 1340 15.12      
9 A' 1296 1251 2.71      
10 A' 1117 1078 9.23      
11 A' 997 963 52.31      
12 A' 953 920 4.82      
13 A' 834 805 185.22      
14 A' 527 509 1.54      
15 A' 377 364 6.14      
16 A' 164 158 6.83      
17 A" 3573 3448 0.54      
18 A" 3102 2993 21.07      
19 A" 3071 2964 0.42      
20 A" 1391 1342 0.07      
21 A" 1303 1258 0.34      
22 A" 1157 1117 0.02      
23 A" 972 938 0.60      
24 A" 760 733 1.94      
25 A" 401 387 0.28      
26 A" 308 297 41.29      
27 A" 105 101 2.05      

Unscaled Zero Point Vibrational Energy (zpe) 20182.3 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 19475.9 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 B3LYP/6-31G(2df,p)
ABC
0.83073 0.07572 0.07204

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.543 -0.064 0.815
H2 2.543 -0.064 -0.815
N3 2.224 -0.578 0.000
H4 0.473 -1.284 0.878
H5 0.473 -1.284 -0.878
C6 0.776 -0.704 0.000
H7 0.280 1.233 0.881
H8 0.280 1.233 -0.881
C9 0.000 0.643 0.000
N10 -2.589 0.272 0.000
C11 -1.448 0.456 0.000

Atom - Atom Distances (Å)
  H1 H2 N3 H4 H5 C6 H7 H8 C9 N10 C11
H11.63101.01552.40342.93922.04892.60893.11122.76245.20734.1064
H21.63101.01552.93922.40342.04893.11122.60892.76245.20734.1064
N31.01551.01552.08142.08141.45352.79862.79862.53664.88713.8143
H42.40342.93922.08141.75531.09472.52443.07652.16963.54542.7365
H52.93922.40342.08141.75531.09473.07652.52442.16963.54542.7365
C62.04892.04891.45351.09471.09472.18462.18461.55403.50332.5078
H72.60893.11122.79862.52443.07652.18461.76141.09653.15142.0895
H83.11122.60892.79863.07652.52442.18461.76141.09653.15142.0895
C92.76242.76242.53662.16962.16961.55401.09651.09652.61551.4600
N105.20735.20734.88713.54543.54543.50333.15143.15142.61551.1558
C114.10644.10643.81432.73652.73652.50782.08952.08951.46001.1558

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 106.842 H1 N3 C6 110.926
H2 N3 C6 110.926 N3 C6 H4 108.725
N3 C6 H5 108.725 N3 C6 C9 114.968
H4 C6 H5 106.594 H4 C6 C9 108.754
H5 C6 C9 108.754 C6 C9 H7 109.809
C6 C9 H8 109.809 C6 C9 C11 112.578
H7 C9 H8 106.872 H7 C9 C11 108.800
H8 C9 C11 108.800 C9 C11 N10 178.209
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.231      
2 H 0.231      
3 N -0.495      
4 H 0.133      
5 H 0.133      
6 C -0.139      
7 H 0.146      
8 H 0.146      
9 C -0.337      
10 N -0.302      
11 C 0.255      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.715 1.421 0.000 3.977
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.915 4.418 0.000
y 4.418 -30.784 0.000
z 0.000 0.000 -27.732
Traceless
 xyz
x -12.657 4.418 0.000
y 4.418 4.039 0.000
z 0.000 0.000 8.618
Polar
3z2-r217.235
x2-y2-11.130
xy4.418
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.777 0.023 0.000
y 0.023 5.264 0.000
z 0.000 0.000 5.229


<r2> (average value of r2) Å2
<r2> 152.492
(<r2>)1/2 12.349