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: B3LYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/3-21G
 hartrees
Energy at 0K-248.099108
Energy at 298.15K-248.105931
Nuclear repulsion energy193.762312
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/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3172 3061 16.05      
2 A 3145 3034 17.51      
3 A 3118 3009 5.56      
4 A 3089 2981 1.62      
5 A 3084 2976 16.76      
6 A 3043 2936 5.93      
7 A 3040 2934 18.41      
8 A 2349 2267 3.11      
9 A 1743 1682 0.88      
10 A 1556 1501 11.46      
11 A 1550 1495 9.64      
12 A 1518 1465 14.58      
13 A 1466 1414 4.80      
14 A 1395 1346 1.98      
15 A 1371 1323 1.10      
16 A 1351 1303 1.42      
17 A 1286 1240 0.25      
18 A 1155 1114 2.02      
19 A 1109 1070 0.53      
20 A 1053 1016 1.05      
21 A 1014 979 41.70      
22 A 990 955 11.60      
23 A 946 913 3.08      
24 A 905 873 2.40      
25 A 787 760 0.66      
26 A 614 593 1.74      
27 A 463 447 0.49      
28 A 447 431 0.04      
29 A 316 305 1.27      
30 A 271 262 4.12      
31 A 204 197 1.28      
32 A 146 141 2.63      
33 A 69 67 1.61      

Unscaled Zero Point Vibrational Energy (zpe) 23882.5 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 23044.2 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/3-21G
ABC
0.41014 0.04955 0.04680

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 3.614 0.266 0.045
H2 3.065 -1.205 -0.767
H3 2.740 -0.979 0.967
C4 2.799 -0.467 0.001
H5 1.460 0.736 -1.291
C6 1.491 0.205 -0.339
H7 0.411 -0.347 1.382
C8 0.407 0.185 0.433
C9 -0.898 0.880 0.073
N10 -2.872 -0.842 -0.144
C11 -2.005 -0.072 -0.051
H12 -0.785 1.421 -0.875
H13 -1.161 1.617 0.845

Atom - Atom Distances (Å)
  H1 H2 H3 C4 H5 C6 H7 C8 C9 N10 C11 H12 H13
H11.76791.77861.09772.57732.15813.52403.23144.55326.58265.62934.63955.0263
H21.76791.77791.09762.57242.15593.52083.23084.55635.98095.24404.66145.3315
H31.77861.77791.09443.11042.16062.44882.66164.18255.72314.93714.64524.6881
C41.09771.09761.09442.21521.50912.76052.51653.93515.68494.81984.14404.5539
H52.57732.57243.11042.21521.08973.06822.09402.72754.75083.76712.38353.4939
C62.15812.15592.16061.50911.08972.10551.33162.51664.49123.51842.63533.2299
H73.52403.52082.44882.76053.06822.10551.08732.22133.65462.82263.10642.5729
C83.23143.23082.66162.51652.09401.33161.08731.52193.48402.47292.15872.1635
C94.55324.55634.18253.93512.72752.51662.22131.52192.62891.46511.09691.0993
N106.58265.98095.72315.68494.75084.49123.65463.48402.62891.16393.16413.1550
C115.62935.24404.93714.81983.76713.51842.82262.47291.46511.16392.09622.0897
H124.63954.66144.64524.14402.38352.63533.10642.15871.09693.16412.09621.7715
H135.02635.33154.68814.55393.49393.22992.57292.16351.09933.15502.08971.7715

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 107.282 H1 C4 H3 108.462
H1 C4 C6 110.780 H2 C4 H3 108.409
H2 C4 C6 110.605 H3 C4 C6 111.176
C4 C6 H5 116.012 C4 C6 C8 124.601
H5 C6 C8 119.387 C6 C8 H7 120.681
C6 C8 C9 123.613 H7 C8 C9 115.707
C8 C9 C11 111.749 C8 C9 H12 109.974
C8 C9 H13 110.210 C9 C11 N10 179.055
C11 C9 H12 108.959 C11 C9 H13 108.307
H12 C9 H13 107.529
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.207      
2 H 0.211      
3 H 0.202      
4 C -0.602      
5 H 0.184      
6 C -0.153      
7 H 0.197      
8 C -0.131      
9 C -0.509      
10 N -0.477      
11 C 0.361      
12 H 0.252      
13 H 0.259      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.308 2.125 0.217 3.938
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.562 -6.262 -1.553
y -6.262 -37.121 -1.257
z -1.553 -1.257 -34.728
Traceless
 xyz
x -8.637 -6.262 -1.553
y -6.262 2.524 -1.257
z -1.553 -1.257 6.113
Polar
3z2-r212.227
x2-y2-7.441
xy-6.262
xz-1.553
yz-1.257


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.668 0.323 -0.897
y 0.323 5.941 -0.365
z -0.897 -0.365 5.981


<r2> (average value of r2) Å2
<r2> 234.258
(<r2>)1/2 15.305