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

using model chemistry: BLYP/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-213.692267
Energy at 298.15K-213.704733
Nuclear repulsion energy191.613410
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/6-31+G**
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 3470 3452 0.05      
2 A 3386 3368 3.57      
3 A 3034 3018 40.63      
4 A 3021 3005 51.71      
5 A 3016 3000 23.64      
6 A 3016 3000 56.97      
7 A 2984 2968 9.43      
8 A 2957 2941 35.90      
9 A 2953 2937 47.79      
10 A 2948 2932 21.31      
11 A 2832 2817 84.79      
12 A 1618 1610 44.33      
13 A 1475 1467 9.25      
14 A 1467 1459 6.03      
15 A 1465 1458 3.61      
16 A 1459 1451 4.78      
17 A 1443 1435 0.63      
18 A 1375 1367 10.57      
19 A 1373 1366 2.11      
20 A 1365 1358 3.00      
21 A 1337 1330 21.97      
22 A 1298 1291 6.12      
23 A 1263 1256 2.98      
24 A 1218 1211 0.77      
25 A 1149 1143 2.65      
26 A 1120 1114 5.90      
27 A 1017 1011 3.60      
28 A 989 984 4.22      
29 A 982 976 4.46      
30 A 955 950 2.36      
31 A 900 896 8.54      
32 A 821 816 102.20      
33 A 782 778 20.45      
34 A 741 737 5.91      
35 A 468 466 8.76      
36 A 439 437 5.09      
37 A 364 362 1.37      
38 A 279 277 37.26      
39 A 245 244 1.51      
40 A 220 219 10.88      
41 A 217 216 1.43      
42 A 105 105 1.41      

Unscaled Zero Point Vibrational Energy (zpe) 31782.2 cm-1
Scaled (by 0.9947) Zero Point Vibrational Energy (zpe) 31613.7 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/6-31+G**
ABC
0.25514 0.11063 0.08508

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.600 1.397 -0.235
H2 -0.200 1.972 0.050
H3 1.439 1.863 0.126
C4 1.791 -0.744 -0.002
H5 1.938 -0.803 -1.093
H6 2.672 -0.241 0.435
H7 1.755 -1.768 0.405
C8 0.492 0.022 0.326
H9 0.374 0.035 1.434
C10 -0.749 -0.692 -0.265
H11 -0.638 -0.726 -1.364
H12 -0.743 -1.736 0.095
C13 -2.103 -0.042 0.103
H14 -2.944 -0.642 -0.284
H15 -2.206 0.969 -0.326
H16 -2.227 0.036 1.197

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 C10 H11 H12 C13 H14 H15 H16
N11.02531.02612.46092.71402.72493.42901.48882.16632.48622.70423.42473.08064.08822.83913.4488
H21.02531.64393.36793.68473.64604.23492.08792.44962.73793.07753.74852.77203.80432.27403.0293
H31.02611.64392.63422.97412.45883.65562.08012.48763.38653.63894.20974.02225.06473.77984.2338
C42.46093.36792.63421.10261.10401.10241.54282.16272.55432.78492.72333.95824.74434.36014.2650
H52.71403.68472.97411.10261.78501.79172.18753.08822.81472.59213.07834.28294.95164.57164.8271
H62.72493.64602.45881.10401.78501.78072.19772.52093.52063.79793.74324.79055.67555.08234.9655
H73.42904.23493.65561.10241.79171.78072.19162.49312.80683.15302.51754.23724.88094.86924.4426
C81.48882.08792.08011.54282.18752.19772.19161.11461.54922.16652.16152.60603.55262.93282.8556
H92.16632.44962.48762.16273.08822.52092.49311.11462.16263.07142.48582.81353.79733.25972.6118
C102.48622.73793.38652.55432.81473.52062.80681.54922.16261.10501.10521.54582.19532.20932.2025
H112.70423.07753.63892.78492.59213.79793.15302.16653.07141.10501.77762.18262.54732.53103.1087
H123.42473.74854.20972.72333.07833.74322.51752.16152.48581.10521.77762.17242.48713.10382.5608
C133.08062.77204.02223.95824.28294.79054.23722.60602.81351.54582.18262.17241.10251.10301.1044
H144.08823.80435.06474.74434.95165.67554.88093.55263.79732.19532.54732.48711.10251.77191.7797
H152.83912.27403.77984.36014.57165.08234.86922.93283.25972.20932.53103.10381.10301.77191.7865
H163.44883.02934.23384.26504.82714.96554.44262.85562.61182.20253.10872.56081.10441.77971.7865

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 108.519 N1 C8 H9 111.823
N1 C8 C10 109.825 H2 N1 H3 106.525
H2 N1 C8 110.946 H3 N1 C8 110.249
C4 C8 H9 107.855 C4 C8 C10 111.399
H5 C4 H6 107.981 H5 C4 H7 108.694
H5 C4 C8 110.457 H6 C4 H7 107.622
H6 C4 C8 111.184 H7 C4 C8 110.793
C8 C10 H11 108.258 C8 C10 H12 107.863
C8 C10 C13 114.702 H9 C8 C10 107.427
C10 C13 H14 110.871 C10 C13 H15 111.954
C10 C13 H16 111.323 H11 C10 H12 107.079
H11 C10 C13 109.732 H12 C10 C13 108.929
H14 C13 H15 106.916 H14 C13 H16 107.498
H15 C13 H16 108.060
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.594      
2 H 0.268      
3 H 0.267      
4 C -0.639      
5 H 0.158      
6 H 0.132      
7 H 0.142      
8 C 0.176      
9 H 0.108      
10 C -0.096      
11 H 0.145      
12 H 0.129      
13 C -0.627      
14 H 0.146      
15 H 0.142      
16 H 0.144      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.090 0.044 1.284 1.288
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.252 0.285 1.245
y 0.285 -33.596 2.215
z 1.245 2.215 -37.204
Traceless
 xyz
x 1.148 0.285 1.245
y 0.285 2.133 2.215
z 1.245 2.215 -3.281
Polar
3z2-r2-6.561
x2-y2-0.656
xy0.285
xz1.245
yz2.215


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> 155.237
(<r2>)1/2 12.459