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All results from a given calculation for C4H9N (Cyclobutylamine)

using model chemistry: MP2/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 MP2/TZVP
 hartrees
Energy at 0K-211.970423
Energy at 298.15K-211.981770
HF Energy-211.191265
Nuclear repulsion energy188.253600
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 MP2/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' 3517 3334 0.39      
2 A' 3203 3036 32.66      
3 A' 3167 3002 26.65      
4 A' 3126 2964 37.35      
5 A' 3104 2943 17.22      
6 A' 3050 2891 77.70      
7 A' 1660 1573 25.72      
8 A' 1529 1449 4.26      
9 A' 1504 1425 3.02      
10 A' 1410 1337 22.25      
11 A' 1310 1242 8.68      
12 A' 1259 1193 0.76      
13 A' 1184 1122 7.28      
14 A' 1107 1049 7.00      
15 A' 981 930 6.95      
16 A' 922 874 15.55      
17 A' 896 849 35.62      
18 A' 842 798 73.98      
19 A' 677 642 2.10      
20 A' 420 398 3.88      
21 A' 221 210 1.41      
22 A" 3617 3429 1.17      
23 A" 3170 3005 11.82      
24 A" 3101 2939 67.25      
25 A" 1496 1418 1.90      
26 A" 1364 1293 0.00      
27 A" 1307 1239 0.92      
28 A" 1279 1213 0.30      
29 A" 1236 1172 0.53      
30 A" 1161 1101 0.93      
31 A" 1047 992 0.07      
32 A" 955 905 0.69      
33 A" 938 889 1.89      
34 A" 793 752 0.23      
35 A" 403 382 14.50      
36 A" 305 289 26.09      

Unscaled Zero Point Vibrational Energy (zpe) 28630.2 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 27138.6 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 MP2/TZVP
ABC
0.27562 0.16159 0.13612

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.365 0.955 0.000
H2 -1.612 1.552 0.784
H3 -1.612 1.552 -0.784
C4 0.466 -0.258 -1.089
H5 -0.293 -0.357 -1.864
H6 1.462 -0.079 -1.489
C7 0.466 -0.258 1.089
H8 -0.293 -0.357 1.864
H9 1.462 -0.079 1.489
C10 0.085 0.761 0.000
H11 0.659 1.696 0.000
C12 0.466 -1.361 0.000
H13 1.343 -2.006 0.000
H14 -0.463 -1.922 0.000

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 C7 H8 H9 C10 H11 C12 H13 H14
N11.01611.01612.45212.51893.35852.45212.51893.35851.46362.15592.95274.01333.0151
H21.01611.56863.33283.52094.15712.77312.55943.55092.03072.40763.66344.69183.7421
H31.01611.56862.77312.55943.55093.33283.52094.15712.03072.40763.66344.69183.7421
C42.45213.33282.77311.08871.08752.17873.05062.76991.53942.24561.55012.23882.1952
H52.51893.52092.55941.08871.81513.05063.72733.79432.20582.93162.24882.97832.4395
H63.35854.15713.55091.08751.81512.76993.79432.97872.19512.45262.20242.43803.0524
C72.45212.77313.33282.17873.05062.76991.08871.08751.53942.24561.55012.23882.1952
H82.51892.55943.52093.05063.72733.79431.08871.81512.20582.93162.24882.97832.4395
H93.35853.55094.15712.76993.79432.97871.08751.81512.19512.45262.20242.43803.0524
C101.46362.03072.03071.53942.20582.19511.53942.20582.19511.09732.15563.03962.7382
H112.15592.40762.40762.24562.93162.45262.24562.93162.45261.09733.06313.76513.7881
C122.95273.66343.66341.55012.24882.20241.55012.24882.20242.15563.06311.08901.0857
H134.01334.69184.69182.23882.97832.43802.23882.97832.43803.03963.76511.08901.8086
H143.01513.74213.74212.19522.43953.05242.19522.43953.05242.73823.78811.08571.8086

picture of Cyclobutylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C10 C4 109.455 N1 C10 C7 109.455
N1 C10 H11 113.901 H2 N1 H3 101.048
H2 N1 C10 108.611 H3 N1 C10 108.611
C4 C10 C7 90.085 C4 C10 H11 115.771
C4 C12 C7 89.297 C4 C12 H13 114.938
C4 C12 H14 111.567 H5 C4 H6 113.041
H5 C4 C10 113.010 H5 C4 C12 115.799
H6 C4 C10 112.215 H6 C4 C12 112.038
C7 C10 H11 115.771 C7 C12 H13 114.938
C7 C12 H14 111.567 H8 C7 H9 113.041
H8 C7 C10 113.010 H8 C7 C12 115.799
H9 C7 C10 112.215 H9 C7 C12 112.038
C10 C4 C12 88.486 C10 C7 C12 88.486
H13 C12 H14 112.543
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability