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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: B1B95/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/3-21G*
 hartrees
Energy at 0K-210.113236
Energy at 298.15K-210.120695
HF Energy-210.113236
Nuclear repulsion energy154.158640
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 B1B95/3-21G*
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' 3160 3018 20.13      
2 A' 3102 2962 15.02      
3 A' 3081 2942 1.01      
4 A' 3076 2937 15.65      
5 A' 2380 2273 5.10      
6 A' 1567 1496 9.40      
7 A' 1551 1481 4.89      
8 A' 1526 1457 7.04      
9 A' 1466 1400 8.18      
10 A' 1398 1335 3.13      
11 A' 1347 1286 1.84      
12 A' 1139 1088 8.88      
13 A' 1052 1005 0.13      
14 A' 977 933 1.98      
15 A' 900 859 3.66      
16 A' 580 554 1.89      
17 A' 364 347 0.09      
18 A' 184 175 4.16      
19 A" 3162 3020 32.16      
20 A" 3136 2995 1.62      
21 A" 3118 2978 0.59      
22 A" 1567 1496 12.76      
23 A" 1369 1307 0.00      
24 A" 1310 1251 0.00      
25 A" 1173 1120 0.63      
26 A" 911 870 0.48      
27 A" 766 731 7.07      
28 A" 465 444 0.06      
29 A" 248 237 0.01      
30 A" 103 98 3.47      

Unscaled Zero Point Vibrational Energy (zpe) 23088.3 cm-1
Scaled (by 0.9549) Zero Point Vibrational Energy (zpe) 22047.0 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 B1B95/3-21G*
ABC
0.79341 0.07573 0.07192

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.602 0.384 0.000
C2 -1.447 0.501 0.000
C3 0.000 0.631 0.000
C4 0.710 -0.740 0.000
C5 2.231 -0.553 0.000
H6 0.307 1.202 0.883
H7 0.307 1.202 -0.883
H8 0.397 -1.304 0.883
H9 0.397 -1.304 -0.883
H10 2.739 -1.520 0.000
H11 2.552 0.001 0.886
H12 2.552 0.001 -0.886

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.16092.61363.49754.92283.14833.14833.55233.55235.67035.24315.2431
C21.16091.45272.48863.82592.08522.08522.72682.72684.64844.12594.1259
C32.61361.45271.54462.52581.09541.09542.16362.16363.48292.77362.7736
C43.49752.48861.54461.53242.17132.17131.09301.09302.17382.17432.1743
C54.92283.82592.52581.53242.74962.74962.16962.16961.09211.09371.0937
H63.14832.08521.09542.17132.74961.76662.50713.06673.75522.54513.0999
H73.14832.08521.09542.17132.74961.76663.06672.50713.75523.09992.5451
H83.55232.72682.16361.09302.16962.50713.06671.76552.51282.51943.0785
H93.55232.72682.16361.09302.16963.06672.50711.76552.51283.07852.5194
H105.67034.64843.48292.17381.09213.75523.75522.51282.51281.77061.7706
H115.24314.12592.77362.17431.09372.54513.09992.51943.07851.77061.7729
H125.24314.12592.77362.17431.09373.09992.54513.07852.51941.77061.7729

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.353 C2 C3 C4 112.220
C2 C3 H6 109.025 C2 C3 H7 109.025
C3 C4 C5 110.341 C3 C4 H8 109.022
C3 C4 H9 109.022 C4 C3 H6 109.484
C4 C3 H7 109.484 C4 C5 H10 110.723
C4 C5 H11 110.669 C4 C5 H12 110.669
C5 C4 H8 110.334 C5 C4 H9 110.334
H6 C3 H7 107.485 H8 C4 H9 107.729
H10 C5 H11 108.199 H10 C5 H12 108.199
H11 C5 H12 108.287
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.491      
2 C 0.351      
3 C -0.485      
4 C -0.421      
5 C -0.608      
6 H 0.269      
7 H 0.269      
8 H 0.236      
9 H 0.236      
10 H 0.221      
11 H 0.212      
12 H 0.212      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.875 0.044 0.000 3.875
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.639 0.923 0.000
y 0.923 -29.839 0.000
z 0.000 0.000 -30.101
Traceless
 xyz
x -11.669 0.923 0.000
y 0.923 6.031 0.000
z 0.000 0.000 5.638
Polar
3z2-r211.276
x2-y2-11.800
xy0.923
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.206 -0.233 0.000
y -0.233 5.187 0.000
z 0.000 0.000 4.920


<r2> (average value of r2) Å2
<r2> 158.354
(<r2>)1/2 12.584