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All results from a given calculation for C5H7N ((E)-3-Pentenenitrile)

using model chemistry: HF/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 HF/3-21G*
 hartrees
Energy at 0K-246.461966
Energy at 298.15K-246.469086
Nuclear repulsion energy195.394679
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/3-21G*
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 3338 3013 13.79      
2 A 3313 2990 15.45      
3 A 3265 2947 8.78      
4 A 3262 2944 3.16      
5 A 3236 2921 21.01      
6 A 3216 2903 5.56      
7 A 3192 2881 23.05      
8 A 2587 2335 6.55      
9 A 1889 1705 0.87      
10 A 1662 1500 11.67      
11 A 1655 1494 9.95      
12 A 1629 1470 14.80      
13 A 1583 1428 4.72      
14 A 1508 1362 2.33      
15 A 1480 1336 0.49      
16 A 1465 1322 1.85      
17 A 1387 1252 0.14      
18 A 1241 1121 1.98      
19 A 1217 1098 0.02      
20 A 1125 1016 56.89      
21 A 1108 1000 1.77      
22 A 1072 968 7.29      
23 A 1023 923 3.87      
24 A 956 863 7.71      
25 A 872 787 1.95      
26 A 667 602 1.72      
27 A 496 447 0.89      
28 A 483 436 0.15      
29 A 344 310 1.75      
30 A 296 267 4.63      
31 A 204 184 1.11      
32 A 154 139 3.11      
33 A 74 67 2.06      

Unscaled Zero Point Vibrational Energy (zpe) 25498.2 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 23014.7 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/3-21G*
ABC
0.41455 0.05034 0.04752

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 3.586 0.263 0.035
H2 3.039 -1.203 -0.750
H3 2.730 -0.961 0.964
C4 2.782 -0.465 0.003
H5 1.443 0.718 -1.285
C6 1.474 0.204 -0.339
H7 0.414 -0.324 1.373
C8 0.406 0.190 0.429
C9 -0.896 0.880 0.069
N10 -2.841 -0.838 -0.139
C11 -1.993 -0.082 -0.050
H12 -0.796 1.411 -0.869
H13 -1.162 1.603 0.834

Atom - Atom Distances (Å)
  H1 H2 H3 C4 H5 C6 H7 C8 C9 N10 C11 H12 H13
H11.75141.75921.08562.55792.14633.49233.20514.52466.52375.59094.61974.9975
H21.75141.75861.08552.55422.14453.48863.20364.52725.92365.20314.64325.2943
H31.75921.75861.08293.08772.15282.43672.64824.16415.68134.91054.62894.6624
C41.08561.08551.08292.20231.50852.73912.50083.91675.63764.79084.13334.5297
H52.55792.55423.08772.20231.07683.03422.07122.70764.69993.73822.38063.4724
C62.14632.14452.15281.50851.07682.08141.31512.49794.44363.49082.62523.2061
H73.49233.48862.43672.73913.03422.08141.07482.20543.62602.80663.08272.5467
C83.20513.20362.64822.50082.07121.31511.07481.51693.45352.46192.15012.1491
C94.52464.52724.16413.91672.70762.49792.20541.51692.60331.46391.08361.0855
N106.52375.92365.68135.63764.69994.44363.62603.45352.60331.13943.12663.1183
C115.59095.20314.91054.79083.73823.49082.80662.46191.46391.13942.08242.0764
H124.61974.64324.62894.13332.38062.62523.08272.15011.08363.12662.08241.7527
H134.99755.29434.66244.52973.47243.20612.54672.14911.08553.11832.07641.7527

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 107.548 H1 C4 H3 108.437
H1 C4 C6 110.598 H2 C4 H3 108.391
H2 C4 C6 110.463 H3 C4 C6 111.288
C4 C6 H5 115.821 C4 C6 C8 124.528
H5 C6 C8 119.650 C6 C8 H7 120.795
C6 C8 C9 123.625 H7 C8 C9 115.580
C8 C9 C11 111.350 C8 C9 H12 110.438
C8 C9 H13 110.244 C9 C11 N10 179.521
C11 C9 H12 108.737 C11 C9 H13 108.152
H12 C9 H13 107.816
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.220 0.061    
2 H 0.224 0.065    
3 H 0.218 0.062    
4 C -0.626 -0.129    
5 H 0.224 0.155    
6 C -0.204 -0.157    
7 H 0.240 0.161    
8 C -0.189 -0.208    
9 C -0.513 -0.062    
10 N -0.511 -0.498    
11 C 0.355 0.398    
12 H 0.278 0.076    
13 H 0.283 0.078    


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.508 2.357 0.211 4.232
CHELPG 3.485 2.344 0.206 4.205
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.290 -6.796 -1.648
y -6.796 -38.007 -1.381
z -1.648 -1.381 -35.230
Traceless
 xyz
x -9.671 -6.796 -1.648
y -6.796 2.753 -1.381
z -1.648 -1.381 6.919
Polar
3z2-r213.837
x2-y2-8.283
xy-6.796
xz-1.648
yz-1.381


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.142 0.356 -1.055
y 0.356 5.684 -0.338
z -1.055 -0.338 5.893


<r2> (average value of r2) Å2
<r2> 231.739
(<r2>)1/2 15.223