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All results from a given calculation for C5H7N (Cyclobutanecarbonitrile)

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-248.660073
Energy at 298.15K-248.668054
Nuclear repulsion energy210.772689
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 MP3/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3205 3009 36.53      
2 A' 3187 2992 8.56      
3 A' 3145 2952 4.03      
4 A' 3139 2947 0.54      
5 A' 3133 2941 23.68      
6 A' 2442 2292 6.17      
7 A' 1579 1482 0.81      
8 A' 1551 1456 4.59      
9 A' 1417 1330 3.01      
10 A' 1327 1246 0.95      
11 A' 1276 1198 0.15      
12 A' 1173 1101 2.12      
13 A' 1118 1049 0.36      
14 A' 996 934 0.64      
15 A' 940 882 2.77      
16 A' 780 732 1.68      
17 A' 604 567 0.61      
18 A' 534 501 0.81      
19 A' 279 262 1.60      
20 A' 141 132 3.51      
21 A" 3198 3001 14.77      
22 A" 3137 2945 33.58      
23 A" 1545 1451 2.11      
24 A" 1328 1247 2.40      
25 A" 1300 1220 0.33      
26 A" 1290 1210 0.03      
27 A" 1245 1168 0.34      
28 A" 1075 1009 0.01      
29 A" 987 926 0.35      
30 A" 974 914 2.37      
31 A" 821 771 1.13      
32 A" 531 498 0.02      
33 A" 178 167 5.02      

Unscaled Zero Point Vibrational Energy (zpe) 24786.9 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 23265.0 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 MP3/6-31G*
ABC
0.32802 0.07908 0.06990

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.640 2.108 0.000
C2 0.749 1.365 0.000
C3 -0.348 0.396 0.000
C4 -0.893 -1.687 0.000
C5 -0.348 -0.722 1.080
C6 -0.348 -0.722 -1.080
H7 -1.302 0.932 0.000
H8 -1.986 -1.715 0.000
H9 -0.514 -2.712 0.000
H10 0.673 -0.977 1.375
H11 -0.947 -0.545 1.977
H12 0.673 -0.977 -1.375
H13 -0.947 -0.545 -1.977

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13
N11.16012.62434.56293.62333.62333.16925.27005.27943.51374.19993.51374.1999
C21.16011.46453.46592.59342.59342.09714.12004.26822.71723.22992.71723.2299
C32.62431.46452.15291.55411.55411.09432.67223.11202.19522.26942.19522.2694
C44.56293.46592.15291.54771.54772.65081.09411.09232.20112.28382.20112.2838
C53.62332.59341.55411.54772.16032.19322.19942.27051.09341.09242.67123.1199
C63.62332.59341.55411.54772.16032.19322.19942.27052.67123.11991.09341.0924
H73.16922.09711.09432.65082.19322.19322.73413.72783.07202.49273.07202.4927
H85.27004.12002.67221.09412.19942.19942.73411.77783.08332.52163.08332.5216
H95.27944.26823.11201.09232.27052.27053.72781.77782.51132.96502.51132.9650
H103.51372.71722.19522.20111.09342.67123.07203.08332.51131.78152.74943.7475
H114.19993.22992.26942.28381.09243.11992.49272.52162.96501.78153.74753.9534
H123.51372.71722.19522.20112.67121.09343.07203.08332.51132.74943.74751.7815
H134.19993.22992.26942.28383.11991.09242.49272.52162.96503.74753.95341.7815

picture of Cyclobutanecarbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 178.383 C2 C3 C5 118.415
C2 C3 C6 118.415 C2 C3 H7 109.236
C3 C5 C4 87.909 C3 C5 H10 110.827
C3 C5 H11 117.004 C3 C6 C4 87.909
C3 C6 H12 110.827 C3 C6 H13 117.004
C4 C5 H10 111.744 C4 C5 H11 118.759
C4 C6 H12 111.744 C4 C6 H13 118.759
C5 C3 C6 88.060 C5 C3 H7 110.616
C5 C4 C6 88.519 C5 C4 H8 111.572
C5 C4 H9 117.604 C6 C3 H7 110.616
C6 C4 H8 111.572 C6 C4 H9 117.604
H8 C4 H9 108.797 H10 C5 H11 109.184
H12 C6 H13 109.184
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability