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All results from a given calculation for CH3C(NH2)HCH2CH3 (2-Butanamine)

using model chemistry: HF/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/6-311G**
 hartrees
Energy at 0K-212.379732
Energy at 298.15K-212.392789
Nuclear repulsion energy194.473164
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 HF/6-311G**
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 3802 3454 0.18      
2 A 3729 3387 0.11      
3 A 3233 2937 87.41      
4 A 3224 2929 54.78      
5 A 3215 2921 78.59      
6 A 3213 2919 36.61      
7 A 3190 2898 7.58      
8 A 3161 2872 24.07      
9 A 3155 2866 50.45      
10 A 3153 2864 32.40      
11 A 3071 2790 78.21      
12 A 1802 1637 47.01      
13 A 1627 1478 7.10      
14 A 1617 1469 0.88      
15 A 1616 1468 6.64      
16 A 1610 1462 2.80      
17 A 1600 1453 0.16      
18 A 1559 1416 4.84      
19 A 1534 1394 10.20      
20 A 1530 1390 8.41      
21 A 1508 1370 11.40      
22 A 1453 1320 3.94      
23 A 1406 1277 1.54      
24 A 1358 1234 0.98      
25 A 1288 1170 2.51      
26 A 1263 1147 16.96      
27 A 1137 1033 4.60      
28 A 1097 996 3.62      
29 A 1092 992 2.90      
30 A 1059 962 4.25      
31 A 998 907 5.91      
32 A 950 863 120.51      
33 A 868 788 6.71      
34 A 826 750 0.38      
35 A 513 466 7.11      
36 A 484 440 5.35      
37 A 402 365 0.49      
38 A 312 283 33.59      
39 A 279 253 0.32      
40 A 249 226 0.56      
41 A 240 218 20.86      
42 A 112 102 1.97      

Unscaled Zero Point Vibrational Energy (zpe) 34765.6 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 31584.6 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 HF/6-311G**
ABC
0.26312 0.11382 0.08747

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.582 1.375 -0.230
H2 -0.180 1.946 0.073
H3 1.419 1.823 0.085
C4 1.769 -0.729 -0.006
H5 1.911 -0.782 -1.081
H6 2.636 -0.231 0.423
H7 1.739 -1.739 0.391
C8 0.486 0.027 0.324
H9 0.380 0.047 1.414
C10 -0.737 -0.693 -0.249
H11 -0.627 -0.751 -1.329
H12 -0.738 -1.713 0.129
C13 -2.076 -0.038 0.093
H14 -2.902 -0.643 -0.269
H15 -2.173 0.942 -0.364
H16 -2.198 0.075 1.168

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 C10 H11 H12 C13 H14 H15 H16
N10.99961.00052.42582.67202.68723.37951.46032.12272.45222.68063.37733.02754.02622.79183.3721
H20.99961.60443.31073.62533.57624.16702.04652.39102.71533.07163.70142.74403.77172.27332.9611
H31.00051.60442.57752.89572.41093.58972.03812.44963.32993.57894.14263.95994.98793.72564.1607
C42.42583.31072.57751.08581.08751.08591.52542.13242.51812.73672.69713.90784.67904.29634.2144
H52.67203.62532.89571.08581.75801.76462.15843.04212.77702.54963.05784.22204.88254.49004.7617
H62.68723.57622.41091.08751.75801.75502.16712.47913.46953.73893.69684.72695.59555.01144.9000
H73.37954.16703.58971.08591.76461.75502.16662.46652.76313.08702.49134.18754.81374.80214.4038
C81.46032.04652.03811.52542.15842.16712.16661.09491.53022.13892.13662.57323.50402.89482.8138
H92.12272.39102.44962.13243.04212.47912.46651.09492.13503.02842.44932.79003.75213.23712.5897
C102.45222.71533.32992.51812.77703.46952.76311.53022.13501.08731.08811.52892.16542.17862.1748
H112.68063.07163.57892.73672.54963.73893.08702.13893.02841.08731.75012.15162.51202.48733.0634
H123.37733.70144.14262.69713.05783.69682.49132.13662.44931.08811.75012.14362.44583.05762.5311
C133.02752.74403.95993.90784.22204.72694.18752.57322.79001.52892.15162.14361.08581.08581.0879
H144.02623.77174.98794.67904.88255.59554.81373.50403.75212.16542.51202.44581.08581.74751.7540
H152.79182.27333.72564.29634.49005.01144.80212.89483.23712.17862.48733.05761.08581.74751.7605
H163.37212.96114.16074.21444.76174.90004.40382.81382.58972.17483.06342.53111.08791.75401.7605

picture of 2-Butanamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C8 C4 108.659 N1 C8 H9 111.546
N1 C8 C10 110.146 H2 N1 H3 106.670
H2 N1 C8 111.217 H3 N1 C8 110.431
C4 C8 H9 107.807 C4 C8 C10 110.991
H5 C4 H6 107.983 H5 C4 H7 108.688
H5 C4 C8 110.371 H6 C4 H7 107.707
H6 C4 C8 110.966 H7 C4 C8 111.018
C8 C10 H11 108.418 C8 C10 H12 108.191
C8 C10 C13 114.530 H9 C8 C10 107.679
C10 C13 H14 110.676 C10 C13 H15 111.740
C10 C13 H16 111.310 H11 C10 H12 107.127
H11 C10 C13 109.496 H12 C10 C13 108.824
H14 C13 H15 107.159 H14 C13 H16 107.593
H15 C13 H16 108.170
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.486      
2 H 0.185      
3 H 0.183      
4 C -0.213      
5 H 0.098      
6 H 0.081      
7 H 0.086      
8 C -0.041      
9 H 0.072      
10 C -0.163      
11 H 0.097      
12 H 0.084      
13 C -0.251      
14 H 0.095      
15 H 0.090      
16 H 0.083      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.001 0.154 1.262 1.271
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.570 0.447 1.058
y 0.447 -32.623 2.014
z 1.058 2.014 -35.806
Traceless
 xyz
x 0.644 0.447 1.058
y 0.447 2.065 2.014
z 1.058 2.014 -2.709
Polar
3z2-r2-5.418
x2-y2-0.947
xy0.447
xz1.058
yz2.014


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.604 -0.043 0.019
y -0.043 7.659 0.013
z 0.019 0.013 6.880


<r2> (average value of r2) Å2
<r2> 150.840
(<r2>)1/2 12.282