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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: CCD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G(2df,p)
 hartrees
Energy at 0K-210.871074
Energy at 298.15K-210.878396
HF Energy-210.019915
Nuclear repulsion energy154.107390
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 CCD/6-31G(2df,p)
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' 3184 3016 17.93      
2 A' 3117 2952 17.26      
3 A' 3108 2944 0.05      
4 A' 3095 2932 14.05      
5 A' 2389 2263 2.19      
6 A' 1544 1462 5.35      
7 A' 1529 1448 1.04      
8 A' 1508 1428 2.58      
9 A' 1452 1375 1.88      
10 A' 1424 1349 1.89      
11 A' 1330 1260 2.34      
12 A' 1141 1080 2.33      
13 A' 1081 1024 0.04      
14 A' 977 926 2.18      
15 A' 898 850 1.76      
16 A' 537 509 0.84      
17 A' 350 332 0.19      
18 A' 167 158 6.51      
19 A" 3181 3013 33.07      
20 A" 3164 2997 0.01      
21 A" 3148 2982 0.02      
22 A" 1535 1454 6.95      
23 A" 1353 1282 0.02      
24 A" 1286 1218 0.01      
25 A" 1153 1092 0.14      
26 A" 888 841 0.11      
27 A" 754 714 3.39      
28 A" 394 374 1.04      
29 A" 248 235 0.01      
30 A" 101 95 4.25      

Unscaled Zero Point Vibrational Energy (zpe) 23016.5 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 21801.2 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 CCD/6-31G(2df,p)
ABC
0.79599 0.07545 0.07166

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.609 0.354 0.000
C2 -1.460 0.487 0.000
C3 0.000 0.636 0.000
C4 0.720 -0.721 0.000
C5 2.238 -0.543 0.000
H6 0.286 1.219 0.879
H7 0.286 1.219 -0.879
H8 0.406 -1.291 0.877
H9 0.406 -1.291 -0.877
H10 2.743 -1.510 0.000
H11 2.570 0.008 0.883
H12 2.570 0.008 -0.883

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.15622.62373.49814.92933.14653.14653.54473.54475.66745.26455.2645
C21.15621.46762.49273.83932.08752.08752.72312.72314.65394.15324.1532
C32.62371.46761.53622.53001.09321.09322.15632.15633.48332.78902.7890
C43.49812.49271.53621.52842.17382.17381.09281.09282.17162.17532.1753
C54.92933.83932.53001.52842.77332.77332.16502.16501.09121.09281.0928
H63.14652.08751.09322.17382.77331.75842.51373.06653.77672.58503.1287
H73.14652.08751.09322.17382.77331.75843.06652.51373.77673.12872.5850
H83.54472.72312.15631.09282.16502.51373.06651.75452.50612.52413.0775
H93.54472.72312.15631.09282.16503.06652.51371.75452.50613.07752.5241
H105.66744.65393.48332.17161.09123.77673.77672.50612.50611.76551.7655
H115.26454.15322.78902.17531.09282.58503.12872.52413.07751.76551.7668
H125.26454.15322.78902.17531.09283.12872.58503.07752.52411.76551.7668

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.207 C2 C3 C4 112.146
C2 C3 H6 108.327 C2 C3 H7 108.327
C3 C4 C5 111.293 C3 C4 H8 109.048
C3 C4 H9 109.048 C4 C3 H6 110.398
C4 C3 H7 110.398 C4 C5 H10 110.888
C4 C5 H11 111.089 C4 C5 H12 111.089
C5 C4 H8 110.271 C5 C4 H9 110.271
H6 C3 H7 107.077 H8 C4 H9 106.792
H10 C5 H11 107.876 H10 C5 H12 107.876
H11 C5 H12 107.879
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability