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

using model chemistry: mPW1PW91/6-31G(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 mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-227.369441
Energy at 298.15K-227.376534
Nuclear repulsion energy155.073748
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 mPW1PW91/6-31G(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' 3547 3386 0.56      
2 A' 3083 2944 24.58      
3 A' 3066 2927 1.84      
4 A' 2388 2280 14.14      
5 A' 1672 1597 24.29      
6 A' 1496 1428 3.93      
7 A' 1464 1398 3.13      
8 A' 1395 1332 14.95      
9 A' 1296 1237 1.47      
10 A' 1142 1090 11.84      
11 A' 1025 978 45.25      
12 A' 970 926 6.10      
13 A' 836 798 192.63      
14 A' 535 511 1.64      
15 A' 380 363 6.41      
16 A' 164 156 6.93      
17 A" 3634 3469 1.99      
18 A" 3137 2995 16.75      
19 A" 3109 2968 0.00      
20 A" 1397 1333 0.08      
21 A" 1308 1249 0.34      
22 A" 1159 1106 0.03      
23 A" 973 929 0.64      
24 A" 760 725 2.61      
25 A" 405 386 0.18      
26 A" 309 295 43.00      
27 A" 105 100 2.00      

Unscaled Zero Point Vibrational Energy (zpe) 20376.5 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 19453.4 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 mPW1PW91/6-31G(2df,p)
ABC
0.83619 0.07638 0.07267

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.532 -0.052 0.814
H2 2.532 -0.052 -0.814
N3 2.215 -0.565 0.000
H4 0.475 -1.278 0.876
H5 0.475 -1.278 -0.876
C6 0.776 -0.696 0.000
H7 0.274 1.232 0.880
H8 0.274 1.232 -0.880
C9 0.000 0.640 0.000
N10 -2.581 0.259 0.000
C11 -1.443 0.446 0.000

Atom - Atom Distances (Å)
  H1 H2 N3 H4 H5 C6 H7 H8 C9 N10 C11
H11.62751.01252.39542.93052.03962.59813.10072.74795.18654.0873
H21.62751.01252.93052.39542.03963.10072.59812.74795.18654.0873
N31.01251.01252.07472.07471.44522.78732.78732.52154.86643.7948
H42.39542.93052.07471.75121.09352.51763.06922.16113.53082.7232
H52.93052.39542.07471.75121.09353.06922.51762.16113.53082.7232
C62.03962.03961.44521.09351.09352.17772.17771.54513.49012.4954
H72.59813.10072.78732.51763.06922.17771.75981.09513.14192.0826
H83.10072.59812.78733.06922.51762.17771.75981.09513.14192.0826
C92.74792.74792.52152.16112.16111.54511.09511.09512.60901.4555
N105.18655.18654.86643.53083.53083.49013.14193.14192.60901.1539
C114.08734.08733.79482.72322.72322.49542.08262.08261.45551.1539

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 106.979 H1 N3 C6 110.947
H2 N3 C6 110.947 N3 C6 H4 108.825
N3 C6 H5 108.825 N3 C6 C9 114.922
H4 C6 H5 106.390 H4 C6 C9 108.771
H5 C6 C9 108.771 C6 C9 H7 109.971
C6 C9 H8 109.971 C6 C9 C11 112.500
H7 C9 H8 106.927 H7 C9 C11 108.650
H8 C9 C11 108.650 C9 C11 N10 178.292
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.255      
2 H 0.255      
3 N -0.556      
4 H 0.161      
5 H 0.161      
6 C -0.181      
7 H 0.176      
8 H 0.176      
9 C -0.401      
10 N -0.328      
11 C 0.281      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.740 1.466 0.000 4.018
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.705 4.463 0.000
y 4.463 -30.559 0.000
z 0.000 0.000 -27.491
Traceless
 xyz
x -12.680 4.463 0.000
y 4.463 4.039 0.000
z 0.000 0.000 8.641
Polar
3z2-r217.282
x2-y2-11.146
xy4.463
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.689 0.039 0.000
y 0.039 5.243 0.000
z 0.000 0.000 5.187


<r2> (average value of r2) Å2
<r2> 151.240
(<r2>)1/2 12.298