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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: QCISD(T)=FULL/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD(T)=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-210.848825
Energy at 298.15K-210.856005
HF Energy-210.017288
Nuclear repulsion energy152.581935
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 QCISD(T)=FULL/aug-cc-pVDZ
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' 3110 3017        
2 A' 3044 2953        
3 A' 3036 2945        
4 A' 3019 2929        
5 A' 2250 2182        
6 A' 1489 1444        
7 A' 1474 1430        
8 A' 1454 1411        
9 A' 1399 1357        
10 A' 1373 1332        
11 A' 1282 1243        
12 A' 1109 1076        
13 A' 1060 1028        
14 A' 953 925        
15 A' 871 845        
16 A' 512 497        
17 A' 339 329        
18 A' 159 154        
19 A" 3105 3012        
20 A" 3090 2997        
21 A" 3074 2982        
22 A" 1482 1438        
23 A" 1312 1272        
24 A" 1245 1208        
25 A" 1115 1082        
26 A" 860 834        
27 A" 732 710        
28 A" 362 351        
29 A" 237 229        
30 A" 95 92        

Unscaled Zero Point Vibrational Energy (zpe) 22318.3 cm-1
Scaled (by 0.9701) Zero Point Vibrational Energy (zpe) 21651.0 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 QCISD(T)=FULL/aug-cc-pVDZ
ABC
0.77775 0.07416 0.07042

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.642 0.320 0.000
C2 -1.474 0.479 0.000
C3 0.000 0.641 0.000
C4 0.736 -0.718 0.000
C5 2.260 -0.520 0.000
H6 0.282 1.232 0.890
H7 0.282 1.232 -0.890
H8 0.424 -1.296 0.888
H9 0.424 -1.296 -0.888
H10 2.783 -1.491 0.000
H11 2.586 0.042 0.894
H12 2.586 0.042 -0.894

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.17852.66153.53324.97353.18953.18953.57733.57735.71945.31175.3117
C21.17851.48332.51303.86572.10802.10802.74602.74604.69134.18104.1810
C32.66151.48331.54522.54101.10501.10502.17272.17273.50642.80162.8016
C43.53322.51301.54521.53742.19082.19081.10481.10482.18902.19152.1915
C54.97353.86572.54101.53742.78852.78852.18252.18251.10341.10541.1054
H63.18952.10801.10502.19082.78851.78102.53153.09403.80352.59393.1486
H73.18952.10801.10502.19082.78851.78103.09402.53153.80353.14862.5939
H83.57732.74602.17271.10482.18252.53153.09401.77662.52872.54313.1056
H93.57732.74602.17271.10482.18253.09402.53151.77662.52873.10562.5431
H105.71944.69133.50642.18901.10343.80353.80352.52872.52871.78601.7860
H115.31174.18102.80162.19151.10542.59393.14862.54313.10561.78601.7886
H125.31174.18102.80162.19151.10543.14862.59393.10562.54311.78601.7886

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 178.526 C2 C3 C4 112.135
C2 C3 H6 108.173 C2 C3 H7 108.173
C3 C4 C5 111.036 C3 C4 H8 109.016
C3 C4 H9 109.016 C4 C3 H6 110.406
C4 C3 H7 110.406 C4 C5 H10 110.904
C4 C5 H11 110.988 C4 C5 H12 110.988
C5 C4 H8 110.316 C5 C4 H9 110.316
H6 C3 H7 107.390 H8 C4 H9 107.041
H10 C5 H11 107.915 H10 C5 H12 107.915
H11 C5 H12 107.996
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability