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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/3-21G
 hartrees
Energy at 0K-209.946241
Energy at 298.15K-209.953601
HF Energy-209.946241
Nuclear repulsion energy152.698548
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 PBEPBEultrafine/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' 3061 3033 21.24      
2 A' 3003 2976 16.07      
3 A' 2980 2953 16.36      
4 A' 2979 2952 1.59      
5 A' 2258 2237 4.16      
6 A' 1522 1508 8.60      
7 A' 1504 1490 4.41      
8 A' 1478 1465 6.31      
9 A' 1415 1403 6.47      
10 A' 1349 1336 3.29      
11 A' 1301 1289 1.28      
12 A' 1100 1090 8.67      
13 A' 1020 1010 0.41      
14 A' 946 937 1.11      
15 A' 871 863 3.97      
16 A' 563 558 1.90      
17 A' 354 351 0.03      
18 A' 179 178 3.56      
19 A" 3064 3036 35.80      
20 A" 3037 3009 0.61      
21 A" 3014 2987 0.69      
22 A" 1520 1506 11.71      
23 A" 1328 1316 0.00      
24 A" 1269 1258 0.00      
25 A" 1133 1123 0.65      
26 A" 882 874 0.60      
27 A" 744 737 7.19      
28 A" 451 446 0.19      
29 A" 243 240 0.04      
30 A" 102 101 3.12      

Unscaled Zero Point Vibrational Energy (zpe) 22332.8 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 22129.6 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 PBEPBEultrafine/3-21G
ABC
0.77832 0.07437 0.07063

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.628 0.388 0.000
C2 -1.456 0.509 0.000
C3 0.000 0.638 0.000
C4 0.717 -0.745 0.000
C5 2.250 -0.563 0.000
H6 0.312 1.215 0.893
H7 0.312 1.215 -0.893
H8 0.398 -1.313 0.892
H9 0.398 -1.313 -0.892
H10 2.758 -1.542 0.000
H11 2.576 -0.004 0.896
H12 2.576 -0.004 -0.896

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.17782.63953.53104.96893.18183.18183.58363.58365.72115.29475.2947
C21.17781.46172.50883.85752.10282.10282.74832.74834.68684.16214.1621
C32.63951.46171.55792.54991.10751.10752.18222.18223.51562.80182.8018
C43.53102.50881.55791.54372.19112.19111.10471.10472.19152.19312.1931
C54.96893.85752.54991.54372.77622.77622.18842.18841.10361.10511.1051
H63.18182.10281.10752.19112.77621.78502.52943.09563.79172.57063.1314
H73.18182.10281.10752.19112.77621.78503.09562.52943.79173.13142.5706
H83.58362.74832.18221.10472.18842.52943.09561.78412.53382.54193.1076
H93.58362.74832.18221.10472.18843.09562.52941.78412.53383.10762.5419
H105.72114.68683.51562.19151.10363.79173.79172.53382.53381.78941.7894
H115.29474.16212.80182.19311.10512.57063.13142.54193.10761.78941.7913
H125.29474.16212.80182.19311.10513.13142.57063.10762.54191.78941.7913

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.150 C2 C3 C4 112.328
C2 C3 H6 109.080 C2 C3 H7 109.080
C3 C4 C5 110.592 C3 C4 H8 108.892
C3 C4 H9 108.892 C4 C3 H6 109.420
C4 C3 H7 109.420 C4 C5 H10 110.649
C4 C5 H11 110.686 C4 C5 H12 110.686
C5 C4 H8 110.342 C5 C4 H9 110.342
H6 C3 H7 107.387 H8 C4 H9 107.712
H10 C5 H11 108.224 H10 C5 H12 108.224
H11 C5 H12 108.280
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.486      
2 C 0.362      
3 C -0.481      
4 C -0.402      
5 C -0.598      
6 H 0.260      
7 H 0.260      
8 H 0.228      
9 H 0.228      
10 H 0.215      
11 H 0.207      
12 H 0.207      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.798 0.031 0.000 3.798
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.379 0.915 0.000
y 0.915 -29.938 0.000
z 0.000 0.000 -30.213
Traceless
 xyz
x -11.304 0.915 0.000
y 0.915 5.859 0.000
z 0.000 0.000 5.445
Polar
3z2-r210.890
x2-y2-11.442
xy0.915
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.606 -0.276 0.000
y -0.276 5.337 0.000
z 0.000 0.000 5.031


<r2> (average value of r2) Å2
<r2> 160.873
(<r2>)1/2 12.684