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All results from a given calculation for C5H7N ((Z)-2-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-249.368038
Energy at 298.15K-249.374848
Nuclear repulsion energy198.506085
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 3211 3072 3.56      
2 A 3175 3038 11.61      
3 A 3150 3013 22.92      
4 A 3141 3005 24.94      
5 A 3111 2977 1.13      
6 A 3063 2930 28.71      
7 A 3043 2911 14.05      
8 A 2349 2248 19.10      
9 A 1708 1634 17.90      
10 A 1530 1464 7.09      
11 A 1524 1458 7.28      
12 A 1504 1439 5.69      
13 A 1439 1377 1.16      
14 A 1429 1367 0.55      
15 A 1351 1293 2.33      
16 A 1304 1248 0.01      
17 A 1265 1211 0.56      
18 A 1152 1102 0.78      
19 A 1099 1051 3.07      
20 A 1045 999 4.77      
21 A 999 956 0.95      
22 A 977 935 4.67      
23 A 877 839 4.27      
24 A 812 777 6.94      
25 A 768 735 37.37      
26 A 674 644 2.13      
27 A 576 551 0.72      
28 A 399 382 0.21      
29 A 367 352 0.05      
30 A 246 235 0.57      
31 A 215 206 3.13      
32 A 145 139 4.70      
33 A 59 57 1.01      

Unscaled Zero Point Vibrational Energy (zpe) 23852.5 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 22819.7 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 B3PW91/6-31G*
ABC
0.25754 0.06568 0.05633

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)
C1 -1.763 -0.111 -0.081
N2 -2.487 -1.021 -0.030
C3 -0.895 1.019 -0.152
H4 -1.360 1.955 -0.456
C5 0.416 0.963 0.134
H6 0.984 1.889 0.042
C7 1.184 -0.249 0.554
H8 0.515 -1.113 0.627
H9 1.586 -0.071 1.563
C10 2.349 -0.556 -0.397
H11 1.984 -0.779 -1.405
H12 3.041 0.291 -0.468
H13 2.915 -1.423 -0.041

Atom - Atom Distances (Å)
  C1 N2 C3 H4 C5 H6 C7 H8 H9 C10 H11 H12 H13
C11.16441.42712.13782.43913.40043.01822.58733.73074.14774.02964.83654.8585
N21.16442.59143.21083.52074.53073.79743.07484.47554.87234.68435.69915.4173
C31.42712.59141.08721.34362.07982.53592.67253.20703.61423.61814.01544.5268
H42.13783.21081.08722.11792.39703.51353.75424.10504.47834.42164.70465.4633
C52.43913.52071.34362.11791.09031.49442.13552.11592.51412.80322.77543.4587
H63.40044.53072.07982.39701.09032.20703.09392.55252.83363.19502.65393.8340
C73.01823.79742.53593.51351.49442.20701.09561.10011.53432.18132.18722.1743
H82.58733.07482.67253.75422.13553.09391.09561.76292.17282.52943.09062.5104
H93.73074.47553.20704.10502.11592.55251.10011.76292.15813.07682.52462.4832
C104.14774.87233.61424.47832.51412.83361.53432.17282.15811.09491.09621.0949
H114.02964.68433.61814.42162.80323.19502.18132.52943.07681.09491.77201.7723
H124.83655.69914.01544.70462.77542.65392.18723.09062.52461.09621.77201.7706
H134.85855.41734.52685.46333.45873.83402.17432.51042.48321.09491.77231.7706

picture of (Z)-2-Pentenenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H4 115.816 C1 C3 C5 123.336
N2 C1 C3 178.944 C3 C5 H6 117.036
C3 C5 C7 126.567 H4 C3 C5 120.848
C5 C7 H8 110.127 C5 C7 H9 108.321
C5 C7 C10 112.209 H6 C5 C7 116.394
C7 C10 H11 111.014 C7 C10 H12 111.406
C7 C10 H13 110.464 H8 C7 H9 106.817
H8 C7 C10 110.303 H9 C7 C10 108.889
H11 C10 H12 107.940 H11 C10 H13 108.065
H12 C10 H13 107.817
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 C 0.328     0.457
2 N -0.493     -0.467
3 C -0.194     -0.401
4 H 0.212     0.211
5 C -0.075     -0.092
6 H 0.180     0.138
7 C -0.376     0.133
8 H 0.202     0.039
9 H 0.190     0.023
10 C -0.515     -0.288
11 H 0.187     0.095
12 H 0.172     0.075
13 H 0.183     0.078


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.396 2.499 0.053 4.216
CHELPG        
AIM        
ESP 3.381 2.509 0.054 4.211


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.015 -5.552 1.008
y -5.552 -35.331 -0.708
z 1.008 -0.708 -36.430
Traceless
 xyz
x -6.135 -5.552 1.008
y -5.552 3.892 -0.708
z 1.008 -0.708 2.243
Polar
3z2-r24.486
x2-y2-6.685
xy-5.552
xz1.008
yz-0.708


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> 201.346
(<r2>)1/2 14.190