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

using model chemistry: BLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at BLYP/STO-3G
 hartrees
Energy at 0K-211.022249
Energy at 298.15K-211.034263
Nuclear repulsion energy187.990647
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/STO-3G
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 3459 3200 31.25      
2 A 3379 3127 3.14      
3 A 3371 3119 6.25      
4 A 3368 3116 5.37      
5 A 3367 3115 2.74      
6 A 3337 3087 1.98      
7 A 3277 3032 33.26      
8 A 3234 2992 4.96      
9 A 3208 2968 3.22      
10 A 3207 2967 3.19      
11 A 3151 2915 20.44      
12 A 1803 1668 3.03      
13 A 1653 1530 2.81      
14 A 1648 1525 2.93      
15 A 1643 1520 2.14      
16 A 1638 1515 1.81      
17 A 1614 1493 0.14      
18 A 1529 1414 0.05      
19 A 1524 1410 0.66      
20 A 1497 1385 1.19      
21 A 1435 1328 16.76      
22 A 1409 1303 11.64      
23 A 1362 1260 1.68      
24 A 1338 1238 1.33      
25 A 1255 1161 5.30      
26 A 1192 1103 5.54      
27 A 1109 1026 2.36      
28 A 1099 1017 15.74      
29 A 1065 985 2.32      
30 A 1038 960 5.76      
31 A 1011 935 13.91      
32 A 912 844 18.74      
33 A 847 784 0.75      
34 A 782 723 0.25      
35 A 462 428 4.75      
36 A 418 387 5.38      
37 A 354 328 0.63      
38 A 262 242 36.09      
39 A 245 227 8.80      
40 A 207 192 4.99      
41 A 195 181 1.00      
42 A 77 71 2.33      

Unscaled Zero Point Vibrational Energy (zpe) 34489.3 cm-1
Scaled (by 0.9252) Zero Point Vibrational Energy (zpe) 31909.5 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/STO-3G
ABC
0.24130 0.10704 0.08217

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.642 1.441 -0.287
H2 -0.186 1.981 0.143
H3 1.455 1.862 0.284
C4 1.808 -0.785 0.014
H5 1.968 -0.841 -1.081
H6 2.688 -0.290 0.472
H7 1.737 -1.815 0.418
C8 0.494 0.022 0.330
H9 0.360 0.056 1.445
C10 -0.772 -0.691 -0.298
H11 -0.677 -0.668 -1.405
H12 -0.766 -1.757 0.020
C13 -2.136 -0.040 0.125
H14 -2.982 -0.620 -0.296
H15 -2.216 1.001 -0.248
H16 -2.241 -0.027 1.230

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 C10 H11 H12 C13 H14 H15 H16
N11.07851.07922.53102.75582.78503.50711.55492.23582.55812.72733.50763.17554.16942.89273.5736
H21.07851.65183.41253.75523.67754.26452.08242.38712.77043.10733.78432.80843.84372.28813.0717
H31.07921.65182.68443.07142.48683.69062.07692.41023.43733.71504.25444.06715.11733.80874.2575
C42.53103.41252.68441.10801.10921.10881.57392.20302.60012.86372.75114.01524.80274.41044.2949
H52.75583.75523.07141.10801.79881.80292.21523.12602.85312.66983.08604.35175.01664.64674.8698
H62.78503.67752.48681.10921.79881.79862.22042.54673.56703.87163.77984.84285.73125.12194.9937
H73.50714.26453.69061.10881.80291.79862.21972.54032.84113.23532.53524.27044.92014.89904.4362
C81.55492.08242.07691.57392.21522.22042.21971.12371.58242.20402.20142.63863.58972.93902.8796
H92.23582.38712.41022.20303.12602.54672.54031.12372.20853.11842.56632.82493.82833.22402.6112
C102.55812.77043.43732.60012.85313.56702.84111.58242.20851.11151.11241.56972.21142.22472.2211
H112.72733.10733.71502.86372.66983.87163.23532.20403.11841.11151.79552.20622.55902.54853.1307
H123.50763.78434.25442.75113.08603.77982.53522.20142.56631.11241.79552.19872.51043.12672.5750
C133.17552.80844.06714.01524.35174.84284.27042.63862.82491.56972.20622.19871.10881.10841.1092
H144.16943.84375.11734.80275.01665.73124.92013.58973.82832.21142.55902.51041.10881.79281.7964
H152.89272.28813.80874.41044.64675.12194.89902.93903.22402.22472.54853.12671.10841.79281.7997
H163.57363.07174.25754.29494.86984.99374.43622.87962.61122.22113.13072.57501.10921.79641.7997

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 107.978 N1 C8 H9 112.165
N1 C8 C10 109.248 H2 N1 H3 99.909
H2 N1 C8 103.017 H3 N1 C8 102.582
C4 C8 H9 108.339 C4 C8 C10 110.929
H5 C4 H6 108.444 H5 C4 H7 108.837
H5 C4 C8 110.162 H6 C4 H7 108.373
H6 C4 C8 110.498 H7 C4 C8 110.468
C8 C10 H11 108.534 C8 C10 H12 108.289
C8 C10 C13 113.674 H9 C8 C10 108.199
C10 C13 H14 110.119 C10 C13 H15 111.174
C10 C13 H16 110.846 H11 C10 H12 107.679
H11 C10 C13 109.560 H12 C10 C13 108.933
H14 C13 H15 107.924 H14 C13 H16 108.178
H15 C13 H16 108.497
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.345      
2 H 0.136      
3 H 0.135      
4 C -0.214      
5 H 0.079      
6 H 0.068      
7 H 0.070      
8 C 0.011      
9 H 0.052      
10 C -0.127      
11 H 0.076      
12 H 0.066      
13 C -0.214      
14 H 0.072      
15 H 0.070      
16 H 0.067      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.161 -0.114 1.538 1.551
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.073 -0.143 1.277
y -0.143 -30.708 2.636
z 1.277 2.636 -32.490
Traceless
 xyz
x 0.527 -0.143 1.277
y -0.143 1.073 2.636
z 1.277 2.636 -1.600
Polar
3z2-r2-3.199
x2-y2-0.364
xy-0.143
xz1.277
yz2.636


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.731 0.024 0.074
y 0.024 4.345 0.064
z 0.074 0.064 3.410


<r2> (average value of r2) Å2
<r2> 157.568
(<r2>)1/2 12.553