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 CH3CH2CH2CN (Butanenitrile)

using model chemistry: TPSSh/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/6-31+G**
 hartrees
Energy at 0K-211.409096
Energy at 298.15K-211.416325
HF Energy-211.409096
Nuclear repulsion energy153.466155
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 TPSSh/6-31+G**
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' 3121 3004 32.85      
2 A' 3063 2948 26.34      
3 A' 3049 2935 2.59      
4 A' 3040 2926 28.04      
5 A' 2329 2242 13.98      
6 A' 1526 1469 6.15      
7 A' 1513 1456 1.51      
8 A' 1485 1430 3.38      
9 A' 1431 1378 1.78      
10 A' 1385 1333 2.77      
11 A' 1303 1254 2.73      
12 A' 1113 1071 3.02      
13 A' 1044 1005 0.49      
14 A' 954 918 1.54      
15 A' 877 844 1.93      
16 A' 524 504 1.37      
17 A' 340 327 0.03      
18 A' 162 156 6.21      
19 A" 3121 3004 56.81      
20 A" 3101 2984 0.90      
21 A" 3085 2969 0.83      
22 A" 1521 1464 8.52      
23 A" 1332 1282 0.07      
24 A" 1263 1215 0.04      
25 A" 1129 1087 0.02      
26 A" 872 839 0.21      
27 A" 741 713 2.89      
28 A" 382 368 0.10      
29 A" 247 238 0.01      
30 A" 99 95 4.57      

Unscaled Zero Point Vibrational Energy (zpe) 22574.4 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 21727.8 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 TPSSh/6-31+G**
ABC
0.79610 0.07462 0.07093

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.620 0.383 0.000
C2 -1.461 0.501 0.000
C3 0.000 0.632 0.000
C4 0.723 -0.732 0.000
C5 2.245 -0.561 0.000
H6 0.289 1.217 0.882
H7 0.289 1.217 -0.882
H8 0.407 -1.302 0.880
H9 0.407 -1.302 -0.880
H10 2.743 -1.535 0.000
H11 2.583 -0.012 0.886
H12 2.583 -0.012 -0.886

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.16552.63233.52464.95653.15253.15253.57483.57485.69605.29355.2935
C21.16551.46692.50823.85542.08632.08632.74152.74154.67114.17194.1719
C32.63231.46691.54432.54251.09661.09662.16412.16413.49592.80602.8060
C43.52462.50821.54431.53202.18262.18261.09531.09532.17362.18302.1830
C54.95653.85542.54251.53202.78612.78612.16922.16921.09431.09591.0959
H63.15252.08631.09662.18262.78611.76382.52173.07633.79072.60223.1461
H73.15252.08631.09662.18262.78611.76383.07632.52173.79073.14612.6022
H83.57482.74152.16411.09532.16922.52173.07631.76022.50722.53063.0861
H93.57482.74152.16411.09532.16923.07632.52171.76022.50723.08612.5306
H105.69604.67113.49592.17361.09433.79073.79072.50722.50721.76971.7697
H115.29354.17192.80602.18301.09592.60223.14612.53063.08611.76971.7725
H125.29354.17192.80602.18301.09593.14612.60223.08612.53061.76971.7725

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.314 C2 C3 C4 112.783
C2 C3 H6 108.076 C2 C3 H7 108.076
C3 C4 C5 111.477 C3 C4 H8 108.955
C3 C4 H9 108.955 C4 C3 H6 110.318
C4 C3 H7 110.318 C4 C5 H10 110.603
C4 C5 H11 111.262 C4 C5 H12 111.262
C5 C4 H8 110.199 C5 C4 H9 110.199
H6 C3 H7 107.067 H8 C4 H9 106.933
H10 C5 H11 107.813 H10 C5 H12 107.813
H11 C5 H12 107.940
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.447      
2 C -0.055      
3 C 0.020      
4 C -0.227      
5 C -0.515      
6 H 0.196      
7 H 0.196      
8 H 0.174      
9 H 0.174      
10 H 0.168      
11 H 0.158      
12 H 0.158      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.298 0.031 0.000 4.298
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.121 -0.273 0.000
y -0.273 6.481 0.000
z 0.000 0.000 6.021


<r2> (average value of r2) Å2
<r2> 160.786
(<r2>)1/2 12.680