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

using model chemistry: LSDA/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at LSDA/6-31G*
 hartrees
Energy at 0K-212.632815
Energy at 298.15K-212.645433
Nuclear repulsion energy195.524280
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 LSDA/6-31G*
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 3493 3427 0.09      
2 A 3401 3337 1.55      
3 A 3079 3021 18.44      
4 A 3072 3015 19.84      
5 A 3061 3004 21.14      
6 A 3055 2998 31.80      
7 A 3021 2964 9.61      
8 A 2982 2926 21.21      
9 A 2978 2922 34.05      
10 A 2972 2917 8.24      
11 A 2822 2769 85.16      
12 A 1620 1590 50.42      
13 A 1473 1445 12.30      
14 A 1460 1432 2.79      
15 A 1456 1429 9.64      
16 A 1446 1419 5.57      
17 A 1428 1401 1.52      
18 A 1396 1370 6.87      
19 A 1364 1339 16.36      
20 A 1364 1338 24.45      
21 A 1342 1317 5.57      
22 A 1287 1263 0.79      
23 A 1261 1238 1.07      
24 A 1222 1199 0.63      
25 A 1191 1169 1.37      
26 A 1142 1121 9.61      
27 A 1081 1060 0.47      
28 A 1034 1015 2.53      
29 A 990 971 7.29      
30 A 957 939 3.06      
31 A 940 923 11.95      
32 A 833 818 111.38      
33 A 814 798 19.94      
34 A 754 740 6.00      
35 A 471 463 7.40      
36 A 456 447 8.04      
37 A 367 360 1.17      
38 A 318 312 34.34      
39 A 259 255 6.91      
40 A 235 230 7.59      
41 A 222 218 10.63      
42 A 115 113 2.41      

Unscaled Zero Point Vibrational Energy (zpe) 32116.5 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 31516.0 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 LSDA/6-31G*
ABC
0.26705 0.11740 0.09011

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.508 1.358 -0.232
H2 -0.300 1.897 0.099
H3 1.345 1.859 0.089
C4 1.772 -0.674 -0.022
H5 1.890 -0.689 -1.120
H6 2.649 -0.156 0.407
H7 1.777 -1.712 0.351
C8 0.484 0.026 0.336
H9 0.383 0.024 1.452
C10 -0.709 -0.727 -0.219
H11 -0.567 -0.825 -1.313
H12 -0.702 -1.751 0.203
C13 -2.028 -0.050 0.073
H14 -2.885 -0.650 -0.276
H15 -2.093 0.928 -0.437
H16 -2.161 0.119 1.158

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 C10 H11 H12 C13 H14 H15 H16
N11.02651.02672.40222.62482.69863.37331.44892.15272.41492.66263.36452.91723.94352.64433.2551
H21.02651.64563.30413.60173.60634.17212.04282.40972.67473.07773.67102.60313.64812.10672.7830
H31.02671.64562.57132.87322.42103.60722.04072.48043.31733.58134.15153.87594.93193.60014.0576
C42.40223.30412.57131.10471.10541.10341.50862.14212.48962.67592.70763.85224.66404.20414.1824
H52.62483.60172.87321.10471.78701.79552.14643.06522.75132.46823.09794.14544.84944.35264.7178
H62.69863.60632.42101.10541.78701.78502.17372.50193.46353.70793.71704.69025.59804.93674.8763
H73.37334.17213.60721.10341.79551.78502.16632.48392.73473.00882.48424.16214.82284.75094.4180
C81.44892.04282.04071.50862.14642.17372.16631.12101.51582.13202.13992.52693.49012.83742.7718
H92.15272.40972.48042.14213.06522.50192.48391.12102.13263.04422.42582.77843.75753.24272.5628
C102.41492.67473.31732.48962.75133.46352.73471.51582.13261.10771.10701.51112.17802.16852.1729
H112.66263.07773.58132.67592.46823.70793.00882.13203.04421.10771.78182.15802.54562.48373.0888
H123.36453.67104.15152.70763.09793.71702.48422.13992.42581.10701.78182.16052.49123.08552.5569
C132.91722.60313.87593.85224.14544.69024.16212.52692.77841.51112.15802.16051.10291.10511.1064
H143.94353.64814.93194.66404.84945.59804.82283.49013.75752.17802.54562.49121.10291.77351.7812
H152.64432.10673.60014.20414.35264.93674.75092.83743.24272.16852.48373.08551.10511.77351.7900
H163.25512.78304.05764.18244.71784.87634.41802.77182.56282.17293.08882.55691.10641.78121.7900

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 108.615 N1 C8 H9 113.169
N1 C8 C10 109.067 H2 N1 H3 106.542
H2 N1 C8 110.052 H3 N1 C8 109.868
C4 C8 H9 108.193 C4 C8 C10 110.805
H5 C4 H6 107.915 H5 C4 H7 108.809
H5 C4 C8 109.469 H6 C4 H7 107.831
H6 C4 C8 111.597 H7 C4 C8 111.122
C8 C10 H11 107.692 C8 C10 H12 108.334
C8 C10 C13 113.192 H9 C8 C10 107.000
C10 C13 H14 111.910 C10 C13 H15 111.012
C10 C13 H16 111.289 H11 C10 H12 107.125
H11 C10 C13 110.023 H12 C10 C13 110.258
H14 C13 H15 106.879 H14 C13 H16 107.460
H15 C13 H16 108.076
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.720      
2 H 0.310      
3 H 0.308      
4 C -0.533      
5 H 0.183      
6 H 0.161      
7 H 0.169      
8 C -0.009      
9 H 0.122      
10 C -0.279      
11 H 0.166      
12 H 0.152      
13 C -0.553      
14 H 0.178      
15 H 0.175      
16 H 0.167      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.010 0.318 1.195 1.237
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.686 0.496 0.850
y 0.496 -31.768 2.072
z 0.850 2.072 -35.489
Traceless
 xyz
x 0.942 0.496 0.850
y 0.496 2.320 2.072
z 0.850 2.072 -3.262
Polar
3z2-r2-6.523
x2-y2-0.919
xy0.496
xz0.850
yz2.072


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.759 0.055 0.031
y 0.055 7.814 -0.039
z 0.031 -0.039 6.852


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000