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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/6-31+G**
 hartrees
Energy at 0K-211.174450
Energy at 298.15K-211.181716
HF Energy-210.925921
Nuclear repulsion energy153.702443
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 B2PLYP=FULL/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' 3159 3004 27.51      
2 A' 3094 2942 26.31      
3 A' 3083 2932 0.58      
4 A' 3073 2923 23.91      
5 A' 2293 2180 5.41      
6 A' 1534 1459 7.60      
7 A' 1522 1447 1.67      
8 A' 1499 1425 3.39      
9 A' 1445 1374 2.78      
10 A' 1410 1341 2.22      
11 A' 1322 1258 2.28      
12 A' 1130 1075 2.61      
13 A' 1065 1013 0.30      
14 A' 965 918 1.88      
15 A' 890 847 1.82      
16 A' 523 497 1.07      
17 A' 349 332 0.03      
18 A' 164 156 6.40      
19 A" 3156 3001 50.93      
20 A" 3138 2984 0.03      
21 A" 3122 2969 0.05      
22 A" 1528 1453 9.38      
23 A" 1344 1278 0.07      
24 A" 1277 1215 0.05      
25 A" 1145 1089 0.03      
26 A" 888 844 0.19      
27 A" 755 718 2.64      
28 A" 374 356 0.24      
29 A" 249 237 0.01      
30 A" 99 94 4.54      

Unscaled Zero Point Vibrational Energy (zpe) 22796.5 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 21679.5 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 B2PLYP=FULL/6-31+G**
ABC
0.79948 0.07485 0.07115

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.621 0.368 0.000
C2 -1.460 0.493 0.000
C3 0.000 0.632 0.000
C4 0.725 -0.724 0.000
C5 2.243 -0.550 0.000
H6 0.287 1.216 0.879
H7 0.287 1.216 -0.879
H8 0.411 -1.295 0.877
H9 0.411 -1.295 -0.877
H10 2.744 -1.520 0.000
H11 2.578 -0.001 0.884
H12 2.578 -0.001 -0.884

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.16842.63473.52044.95043.15453.15453.56813.56815.68775.28685.2868
C21.16841.46632.50153.84722.08462.08462.73302.73304.66104.16294.1629
C32.63471.46631.53832.53581.09371.09372.15712.15713.48742.79802.7980
C43.52042.50151.53831.52772.17482.17481.09281.09282.16982.17612.1761
C54.95043.84722.53581.52772.77852.77852.16332.16331.09141.09291.0929
H63.15452.08461.09372.17482.77851.75862.51403.06693.78102.59453.1368
H73.15452.08461.09372.17482.77851.75863.06692.51403.78103.13682.5945
H83.56812.73302.15711.09282.16332.51403.06691.75472.50232.52343.0772
H93.56812.73302.15711.09282.16333.06692.51401.75472.50233.07722.5234
H105.68774.66103.48742.16981.09143.78103.78102.50232.50231.76481.7648
H115.28684.16292.79802.17611.09292.59453.13682.52343.07721.76481.7675
H125.28684.16292.79802.17611.09293.13682.59453.07722.52341.76481.7675

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.249 C2 C3 C4 112.703
C2 C3 H6 108.159 C2 C3 H7 108.159
C3 C4 C5 111.601 C3 C4 H8 108.969
C3 C4 H9 108.969 C4 C3 H6 110.297
C4 C3 H7 110.297 C4 C5 H10 110.780
C4 C5 H11 111.196 C4 C5 H12 111.196
C5 C4 H8 110.180 C5 C4 H9 110.180
H6 C3 H7 107.029 H8 C4 H9 106.810
H10 C5 H11 107.794 H10 C5 H12 107.794
H11 C5 H12 107.930
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability