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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: BLYP/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 BLYP/3-21G
 hartrees
Energy at 0K-210.125031
Energy at 298.15K-210.132377
HF Energy-210.125031
Nuclear repulsion energy152.145289
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 BLYP/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' 3040 3023 28.67      
2 A' 2992 2976 19.14      
3 A' 2973 2957 18.83      
4 A' 2969 2953 2.26      
5 A' 2246 2234 2.69      
6 A' 1536 1527 6.34      
7 A' 1520 1511 2.71      
8 A' 1496 1488 4.17      
9 A' 1430 1422 3.06      
10 A' 1355 1347 3.42      
11 A' 1310 1303 0.34      
12 A' 1099 1093 6.66      
13 A' 986 980 0.53      
14 A' 919 914 0.94      
15 A' 860 855 2.87      
16 A' 553 550 1.89      
17 A' 353 351 0.03      
18 A' 180 179 3.62      
19 A" 3045 3029 48.24      
20 A" 3018 3001 0.61      
21 A" 2997 2980 1.41      
22 A" 1533 1525 8.79      
23 A" 1333 1325 0.01      
24 A" 1276 1269 0.00      
25 A" 1141 1135 0.33      
26 A" 889 884 0.50      
27 A" 749 745 5.41      
28 A" 445 443 0.09      
29 A" 245 244 0.02      
30 A" 101 101 3.07      

Unscaled Zero Point Vibrational Energy (zpe) 22293.7 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 22171.1 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 BLYP/3-21G
ABC
0.77736 0.07350 0.06982

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.636 0.411 0.000
C2 -1.464 0.522 0.000
C3 0.000 0.641 0.000
C4 0.717 -0.754 0.000
C5 2.261 -0.583 0.000
H6 0.314 1.215 0.891
H7 0.314 1.215 -0.891
H8 0.397 -1.319 0.891
H9 0.397 -1.319 -0.891
H10 2.758 -1.567 0.000
H11 2.593 -0.029 0.895
H12 2.593 -0.029 -0.895

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.17662.64593.54964.99723.18463.18463.60343.60345.74525.32355.3235
C21.17661.46932.52693.88622.10652.10652.76522.76524.71084.19174.1917
C32.64591.46931.56832.57161.10541.10542.18962.18963.53322.82412.8241
C43.54962.52691.56831.55352.19842.19841.10271.10272.19702.20122.2012
C54.99723.88622.57161.55352.79672.79672.19362.19361.10221.10351.1035
H63.18462.10651.10542.19842.79671.78182.53623.09933.80932.59723.1517
H73.18462.10651.10542.19842.79671.78183.09932.53623.80933.15172.5972
H83.60342.76522.18961.10272.19362.53623.09931.78112.53572.54763.1108
H93.60342.76522.18961.10272.19363.09932.53621.78112.53573.11082.5476
H105.74524.71083.53322.19701.10223.80933.80932.53572.53571.78711.7871
H115.32354.19172.82412.20121.10352.59723.15172.54763.11081.78711.7892
H125.32354.19172.82412.20121.10353.15172.59723.11082.54761.78711.7892

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.284 C2 C3 C4 112.544
C2 C3 H6 108.983 C2 C3 H7 108.983
C3 C4 C5 110.922 C3 C4 H8 108.871
C3 C4 H9 108.871 C4 C3 H6 109.399
C4 C3 H7 109.399 C4 C5 H10 110.483
C4 C5 H11 110.742 C4 C5 H12 110.742
C5 C4 H8 110.186 C5 C4 H9 110.186
H6 C3 H7 107.396 H8 C4 H9 107.729
H10 C5 H11 108.228 H10 C5 H12 108.228
H11 C5 H12 108.327
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.470      
2 C 0.340      
3 C -0.414      
4 C -0.338      
5 C -0.521      
6 H 0.230      
7 H 0.230      
8 H 0.197      
9 H 0.197      
10 H 0.187      
11 H 0.181      
12 H 0.181      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.733 -0.000 0.000 3.733
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.473 0.983 0.000
y 0.983 -30.043 0.000
z 0.000 0.000 -30.299
Traceless
 xyz
x -11.303 0.983 0.000
y 0.983 5.843 0.000
z 0.000 0.000 5.459
Polar
3z2-r210.918
x2-y2-11.431
xy0.983
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.588 -0.319 0.000
y -0.319 5.332 0.000
z 0.000 0.000 5.024


<r2> (average value of r2) Å2
<r2> 162.438
(<r2>)1/2 12.745