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 C5H7N ((E)-3-Pentenenitrile)

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-249.363884
Energy at 298.15K-249.370510
Nuclear repulsion energy193.997879
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 B3PW91/6-31G*
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 3180 3043 15.02      
2 A 3155 3018 30.00      
3 A 3138 3002 2.23      
4 A 3105 2971 17.01      
5 A 3103 2969 2.38      
6 A 3047 2915 26.28      
7 A 3047 2915 5.01      
8 A 2376 2274 10.12      
9 A 1767 1691 1.96      
10 A 1514 1449 10.99      
11 A 1503 1438 8.23      
12 A 1479 1415 9.95      
13 A 1437 1375 2.55      
14 A 1370 1310 1.36      
15 A 1344 1285 0.32      
16 A 1313 1256 6.02      
17 A 1236 1183 0.14      
18 A 1147 1097 0.73      
19 A 1092 1045 3.53      
20 A 1076 1029 0.18      
21 A 1008 964 33.69      
22 A 963 921 12.65      
23 A 951 910 2.71      
24 A 908 869 0.66      
25 A 771 737 0.71      
26 A 571 546 0.59      
27 A 453 433 0.56      
28 A 385 368 0.68      
29 A 294 281 1.26      
30 A 264 253 4.96      
31 A 208 199 1.14      
32 A 136 130 3.78      
33 A 71 68 2.06      

Unscaled Zero Point Vibrational Energy (zpe) 23704.5 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 22678.1 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 B3PW91/6-31G*
ABC
0.42754 0.04914 0.04656

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 3.616 0.272 0.086
H2 3.090 -1.145 -0.818
H3 2.746 -1.032 0.920
C4 2.802 -0.459 -0.011
H5 1.480 0.812 -1.240
C6 1.505 0.219 -0.323
H7 0.401 -0.446 1.340
C8 0.404 0.147 0.426
C9 -0.885 0.858 0.094
N10 -2.899 -0.808 -0.161
C11 -2.012 -0.067 -0.054
H12 -0.780 1.431 -0.836
H13 -1.147 1.577 0.883

Atom - Atom Distances (Å)
  H1 H2 H3 C4 H5 C6 H7 C8 C9 N10 C11 H12 H13
H11.76111.77571.09782.57162.15063.52503.23174.53856.60875.63994.63915.0022
H21.76111.77501.09782.56912.14823.51823.22914.54296.03425.27004.64905.3152
H31.77571.77501.09453.10922.15602.45352.66744.17535.75164.95114.64564.6863
C41.09781.09781.09452.20771.49612.75552.51133.91625.71414.83034.13354.5319
H52.57162.56913.10922.20771.09203.06632.09102.71474.79223.79112.37783.4624
C62.15062.14822.15601.49611.09202.10451.33352.50884.52573.53932.63753.2146
H73.52503.51822.45352.75553.06632.10451.08962.21483.64342.81203.10662.5877
C83.23173.22912.66742.51132.09101.33351.08961.50923.48892.47312.15502.1589
C94.53854.54294.17533.91622.71472.50882.21481.50922.62701.46611.09671.0996
N106.60876.03425.75165.71414.79224.52573.64343.48892.62701.16093.15613.1391
C115.63995.27004.95114.83033.79113.53932.81202.47311.46611.16092.09142.0813
H124.63914.64904.64564.13352.37782.63753.10662.15501.09673.15612.09141.7632
H135.00225.31524.68634.53193.46243.21462.58772.15891.09963.13912.08131.7632

picture of (E)-3-Pentenenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C4 H2 106.666 H1 C4 H3 108.176
H1 C4 C6 111.078 H2 C4 H3 108.126
H2 C4 C6 110.885 H3 C4 C6 111.714
C4 C6 H5 116.208 C4 C6 C8 125.022
H5 C6 C8 118.770 C6 C8 H7 120.238
C6 C8 C9 123.786 H7 C8 C9 115.976
C8 C9 C11 112.438 C8 C9 H12 110.581
C8 C9 H13 110.713 C9 C11 N10 179.320
C11 C9 H12 108.528 C11 C9 H13 107.568
H12 C9 H13 106.796
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.186     0.114
2 H 0.190     0.124
3 H 0.184     0.111
4 C -0.559     -0.350
5 H 0.159     0.127
6 C -0.112     -0.045
7 H 0.175     0.168
8 C -0.113     -0.197
9 C -0.455     -0.232
10 N -0.481     -0.457
11 C 0.374     0.371
12 H 0.225     0.127
13 H 0.229     0.137


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.615 2.229 0.289 4.257
CHELPG        
AIM        
ESP 3.622 2.248 0.283 4.272


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.035 -6.230 -1.725
y -6.230 -36.311 -1.256
z -1.725 -1.256 -34.427
Traceless
 xyz
x -9.666 -6.230 -1.725
y -6.230 3.421 -1.256
z -1.725 -1.256 6.246
Polar
3z2-r212.491
x2-y2-8.724
xy-6.230
xz-1.725
yz-1.256


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> 234.896
(<r2>)1/2 15.326