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All results from a given calculation for C4H9N (Cyclobutylamine)

using model chemistry: BLYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/3-21G*
 hartrees
Energy at 0K-211.267232
Energy at 298.15K-211.278136
Nuclear repulsion energy184.266072
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 BLYP/3-21G*
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' 3228 3207 15.93      
2 A' 3095 3075 42.98      
3 A' 3059 3039 20.21      
4 A' 3026 3006 32.84      
5 A' 3006 2986 18.95      
6 A' 2868 2849 111.80      
7 A' 1667 1656 8.03      
8 A' 1501 1492 4.47      
9 A' 1482 1473 2.96      
10 A' 1338 1330 19.89      
11 A' 1249 1241 7.98      
12 A' 1212 1204 0.87      
13 A' 1101 1093 0.42      
14 A' 1036 1029 8.34      
15 A' 908 902 4.10      
16 A' 859 854 0.77      
17 A' 813 808 0.24      
18 A' 713 708 146.71      
19 A' 643 639 16.64      
20 A' 385 382 4.50      
21 A' 155 154 2.03      
22 A" 3322 3300 6.38      
23 A" 3063 3043 9.47      
24 A" 3000 2981 57.71      
25 A" 1477 1468 2.24      
26 A" 1311 1302 0.01      
27 A" 1267 1259 0.84      
28 A" 1244 1236 0.02      
29 A" 1196 1188 0.36      
30 A" 1136 1129 1.95      
31 A" 1040 1033 0.21      
32 A" 875 869 0.83      
33 A" 867 861 2.25      
34 A" 743 738 0.61      
35 A" 380 378 13.32      
36 A" 282 280 38.68      

Unscaled Zero Point Vibrational Energy (zpe) 27272.9 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 27095.6 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 BLYP/3-21G*
ABC
0.26411 0.15520 0.12948

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.464 0.816 0.000
H2 -1.828 1.305 0.841
H3 -1.828 1.305 -0.841
C4 0.526 -0.205 -1.106
H5 -0.141 -0.341 -1.967
H6 1.549 0.039 -1.434
C7 0.526 -0.205 1.106
H8 -0.141 -0.341 1.967
H9 1.549 0.039 1.434
C10 0.027 0.816 0.000
H11 0.518 1.811 0.000
C12 0.526 -1.342 0.000
H13 1.371 -2.045 0.000
H14 -0.434 -1.871 0.000

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 C7 H8 H9 C10 H11 C12 H13 H14
N11.03811.03812.49542.63823.42612.49542.63823.42611.49102.21862.93604.02762.8778
H21.03811.68113.40723.66594.26352.80932.61233.65482.09422.54353.64094.70733.5687
H31.03811.68112.80932.61233.65483.40723.66594.26352.09422.54353.64094.70733.5687
C42.49543.40722.80931.09881.10092.21103.14762.74791.58532.29921.58622.30682.2189
H52.63823.66592.61231.09881.81253.14763.93493.81672.28862.98982.30633.01002.5097
H63.42614.26353.65481.10091.81252.74793.81672.86712.23072.50192.23762.53523.1042
C72.49542.80933.40722.21103.14762.74791.09881.10091.58532.29921.58622.30682.2189
H82.63822.61233.66593.14763.93493.81671.09881.81252.28862.98982.30633.01002.5097
H93.42613.65484.26352.74793.81672.86711.10091.81252.23072.50192.23762.53523.1042
C101.49102.09422.09421.58532.28862.23071.58532.28862.23071.11042.21513.16072.7264
H112.21862.54352.54352.29922.98982.50192.29922.98982.50191.11043.15353.94923.8040
C122.93603.64093.64091.58622.30632.23761.58622.30632.23762.21513.15351.09851.0970
H134.02764.70734.70732.30683.01002.53522.30683.01002.53523.16073.94921.09851.8137
H142.87783.56873.56872.21892.50973.10422.21892.50973.10422.72643.80401.09701.8137

picture of Cyclobutylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C10 C4 108.378 N1 C10 C7 108.378
N1 C10 H11 116.284 H2 N1 H3 108.127
H2 N1 C10 110.511 H3 N1 C10 110.511
C4 C10 C7 88.428 C4 C10 H11 115.945
C4 C12 C7 88.364 C4 C12 H13 117.302
C4 C12 H14 110.239 H5 C4 H6 110.973
H5 C4 C10 115.812 H5 C4 C12 117.236
H6 C4 C10 110.999 H6 C4 C12 111.479
C7 C10 H11 115.945 C7 C12 H13 117.302
C7 C12 H14 110.239 H8 C7 H9 110.973
H8 C7 C10 115.812 H8 C7 C12 117.236
H9 C7 C10 110.999 H9 C7 C12 111.479
C10 C4 C12 88.602 C10 C7 C12 88.602
H13 C12 H14 111.395
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.593      
2 H 0.242      
3 H 0.242      
4 C -0.309      
5 H 0.167      
6 H 0.167      
7 C -0.309      
8 H 0.167      
9 H 0.167      
10 C -0.094      
11 H 0.134      
12 C -0.338      
13 H 0.159      
14 H 0.197      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.006 1.334 0.000 1.334
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.953 -2.668 0.000
y -2.668 -30.821 0.000
z 0.000 0.000 -31.446
Traceless
 xyz
x -0.819 -2.668 0.000
y -2.668 0.878 0.000
z 0.000 0.000 -0.059
Polar
3z2-r2-0.119
x2-y2-1.132
xy-2.668
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 115.975
(<r2>)1/2 10.769