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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: CCSD/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD/TZVP
 hartrees
Energy at 0K-210.852107
Energy at 298.15K-210.859375
HF Energy-210.063775
Nuclear repulsion energy154.159563
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 CCSD/TZVP
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' 3146 3002 30.35      
2 A' 3091 2950 23.50      
3 A' 3082 2941 3.16      
4 A' 3062 2923 21.59      
5 A' 2362 2254 1.64      
6 A' 1534 1464 6.29      
7 A' 1520 1450 1.00      
8 A' 1505 1436 2.75      
9 A' 1453 1387 1.68      
10 A' 1433 1368 1.80      
11 A' 1334 1273 2.58      
12 A' 1141 1089 0.96      
13 A' 1075 1026 0.10      
14 A' 969 925 2.02      
15 A' 895 854 1.65      
16 A' 527 503 0.64      
17 A' 348 332 0.09      
18 A' 163 156 6.17      
19 A" 3147 3003 50.08      
20 A" 3131 2988 5.34      
21 A" 3114 2972 0.15      
22 A" 1525 1456 6.82      
23 A" 1350 1288 0.14      
24 A" 1286 1227 0.02      
25 A" 1153 1100 0.01      
26 A" 895 854 0.11      
27 A" 757 723 1.32      
28 A" 371 355 0.39      
29 A" 236 225 0.00      
30 A" 95 90 4.20      

Unscaled Zero Point Vibrational Energy (zpe) 22848.4 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 21806.5 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 CCSD/TZVP
ABC
0.79561 0.07550 0.07171

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.608 0.345 0.000
C2 -1.461 0.489 0.000
C3 0.000 0.637 0.000
C4 0.722 -0.717 0.000
C5 2.239 -0.541 0.000
H6 0.284 1.218 0.881
H7 0.284 1.218 -0.881
H8 0.408 -1.285 0.878
H9 0.408 -1.285 -0.878
H10 2.742 -1.509 0.000
H11 2.568 0.010 0.885
H12 2.568 0.010 -0.885

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.15622.62473.49564.92723.14663.14663.53983.53985.66225.26195.2619
C21.15621.46872.49433.84062.08592.08592.72342.72344.65394.15284.1528
C32.62471.46871.53442.52971.09251.09252.15282.15283.48192.78742.7874
C43.49562.49431.53441.52652.17062.17061.09241.09242.16942.17172.1717
C54.92723.84062.52971.52652.77352.77352.16222.16221.09121.09291.0929
H63.14662.08591.09252.17062.77351.76132.50673.06233.77582.58423.1296
H73.14662.08591.09252.17062.77351.76133.06232.50673.77583.12962.5842
H83.53982.72342.15281.09242.16222.50673.06231.75662.50312.51803.0739
H93.53982.72342.15281.09242.16223.06232.50671.75662.50313.07392.5180
H105.66224.65393.48192.16941.09123.77583.77582.50312.50311.76651.7665
H115.26194.15282.78742.17171.09292.58423.12962.51803.07391.76651.7694
H125.26194.15282.78742.17171.09293.12962.58423.07392.51801.76651.7694

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 178.596 C2 C3 C4 112.303
C2 C3 H6 108.164 C2 C3 H7 108.164
C3 C4 C5 111.473 C3 C4 H8 108.916
C3 C4 H9 108.916 C4 C3 H6 110.309
C4 C3 H7 110.309 C4 C5 H10 110.848
C4 C5 H11 110.928 C4 C5 H12 110.928
C5 C4 H8 110.196 C5 C4 H9 110.196
H6 C3 H7 107.431 H8 C4 H9 107.025
H10 C5 H11 107.961 H10 C5 H12 107.961
H11 C5 H12 108.090
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability