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All results from a given calculation for C5H7N ((Z)-2-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-248.104054
Energy at 298.15K-248.111026
Nuclear repulsion energy198.687465
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
4/u)
Dep P Dep U
1 A 3191 3070 6.06      
2 A 3166 3045 6.59      
3 A 3133 3014 21.56      
4 A 3124 3005 21.75      
5 A 3101 2983 0.70      
6 A 3056 2939 23.11      
7 A 3045 2930 11.65      
8 A 2328 2240 9.39      
9 A 1682 1618 12.70      
10 A 1570 1510 7.96      
11 A 1565 1506 8.24      
12 A 1543 1484 7.91      
13 A 1466 1410 2.76      
14 A 1448 1393 0.61      
15 A 1375 1323 0.44      
16 A 1332 1281 0.11      
17 A 1295 1246 0.67      
18 A 1173 1128 1.28      
19 A 1118 1076 4.61      
20 A 1025 986 2.25      
21 A 1005 967 6.28      
22 A 969 932 2.06      
23 A 868 835 4.70      
24 A 830 799 11.48      
25 A 803 772 35.22      
26 A 705 678 1.20      
27 A 625 601 5.43      
28 A 425 409 0.04      
29 A 404 388 0.54      
30 A 246 236 0.59      
31 A 220 212 2.45      
32 A 157 151 3.45      
33 A 50 48 0.78      

Unscaled Zero Point Vibrational Energy (zpe) 24020.2 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 23107.4 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 B3LYP/3-21G*
ABC
0.24564 0.06755 0.05757

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)
C1 -1.741 -0.112 -0.085
N2 -2.442 -1.041 -0.009
C3 -0.887 1.021 -0.178
H4 -1.353 1.940 -0.521
C5 0.419 0.996 0.134
H6 0.990 1.915 0.027
C7 1.185 -0.214 0.597
H8 0.502 -1.057 0.742
H9 1.656 0.010 1.565
C10 2.291 -0.598 -0.423
H11 1.843 -0.858 -1.387
H12 2.987 0.235 -0.576
H13 2.860 -1.460 -0.058

Atom - Atom Distances (Å)
  C1 N2 C3 H4 C5 H6 C7 H8 H9 C10 H11 H12 H13
C11.16701.42192.13312.43663.40253.00622.57063.77824.07513.88524.76514.7936
N21.16702.58893.21513.51484.52993.76973.03864.51394.77194.50525.60525.3182
C31.42192.58891.08581.34232.08862.53372.66343.24423.57533.52793.97234.4949
H42.13313.21511.08582.11142.40583.51153.74394.13884.44174.33464.66245.4327
C52.43663.51481.34232.11141.08781.50512.14242.13302.52182.78942.77103.4678
H63.40254.52992.08862.40581.08782.21283.09562.53792.86603.22752.67843.8593
C73.00623.76972.53373.51151.50512.21281.09481.09871.55322.18772.19582.1876
H82.57063.03862.66343.74392.14243.09561.09481.77352.18382.52433.09462.5219
H93.77824.51393.24424.13882.13302.53791.09871.77352.17373.08242.53032.4983
C104.07514.77193.57534.44172.52182.86601.55322.18382.17371.09421.09571.0947
H113.88524.50523.52794.33462.78943.22752.18772.52433.08241.09421.77741.7781
H124.76515.60523.97234.66242.77102.67842.19583.09462.53031.09571.77741.7763
H134.79365.31824.49495.43273.46783.85932.18762.52192.49831.09471.77811.7763

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 115.918 C1 C3 C5 123.624
N2 C1 C3 179.954 C3 C5 H6 118.141
C3 C5 C7 125.603 H4 C3 C5 120.458
C5 C7 H8 109.979 C5 C7 H9 109.009
C5 C7 C10 111.074 H6 C5 C7 116.240
C7 C10 H11 110.249 C7 C10 H12 110.793
C7 C10 H13 110.203 H8 C7 H9 107.908
H8 C7 C10 109.905 H9 C7 C10 108.895
H11 C10 H12 108.512 H11 C10 H13 108.646
H12 C10 H13 108.375
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 C 0.282      
2 N -0.486      
3 C -0.175      
4 H 0.236      
5 C -0.092      
6 H 0.205      
7 C -0.461      
8 H 0.226      
9 H 0.216      
10 C -0.548      
11 H 0.206      
12 H 0.190      
13 H 0.201      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.096 2.359 -0.036 3.893
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.607 -5.199 1.139
y -5.199 -35.953 -0.779
z 1.139 -0.779 -36.963
Traceless
 xyz
x -5.149 -5.199 1.139
y -5.199 3.332 -0.779
z 1.139 -0.779 1.817
Polar
3z2-r23.634
x2-y2-5.654
xy-5.199
xz1.139
yz-0.779


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.683 1.054 0.647
y 1.054 7.499 -0.386
z 0.647 -0.386 4.782


<r2> (average value of r2) Å2
<r2> 198.615
(<r2>)1/2 14.093