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

using model chemistry: B3LYPultrafine/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYPultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-213.893166
Energy at 298.15K-213.905851
HF Energy-213.893166
Nuclear repulsion energy193.879053
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 B3LYPultrafine/aug-cc-pVTZ
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 3571 3455 0.68      
2 A 3497 3383 0.93      
3 A 3094 2994 38.69      
4 A 3084 2984 40.82      
5 A 3079 2979 55.75      
6 A 3078 2978 14.33      
7 A 3046 2947 9.00      
8 A 3022 2924 30.50      
9 A 3020 2922 38.02      
10 A 3014 2916 15.51      
11 A 2910 2816 65.95      
12 A 1657 1603 38.49      
13 A 1510 1461 8.34      
14 A 1500 1451 8.24      
15 A 1500 1451 0.04      
16 A 1493 1444 4.56      
17 A 1478 1430 0.67      
18 A 1415 1369 7.70      
19 A 1412 1366 2.34      
20 A 1409 1363 6.79      
21 A 1381 1336 17.70      
22 A 1343 1299 2.92      
23 A 1302 1259 2.08      
24 A 1257 1216 1.39      
25 A 1189 1151 2.67      
26 A 1159 1122 6.81      
27 A 1055 1020 3.45      
28 A 1022 989 5.61      
29 A 1015 982 2.18      
30 A 985 953 2.50      
31 A 932 902 6.11      
32 A 843 816 84.14      
33 A 807 781 21.90      
34 A 767 742 5.31      
35 A 482 467 7.46      
36 A 454 439 5.28      
37 A 375 363 1.39      
38 A 283 274 27.85      
39 A 257 249 0.56      
40 A 227 220 0.59      
41 A 224 217 14.20      
42 A 114 110 1.30      

Unscaled Zero Point Vibrational Energy (zpe) 32629.9 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 31569.4 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 B3LYPultrafine/aug-cc-pVTZ
ABC
0.26084 0.11353 0.08716

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.578 1.383 -0.228
H2 -0.206 1.957 0.058
H3 1.419 1.849 0.090
C4 1.774 -0.729 -0.005
H5 1.916 -0.782 -1.086
H6 2.644 -0.229 0.426
H7 1.744 -1.744 0.392
C8 0.487 0.024 0.323
H9 0.375 0.035 1.419
C10 -0.736 -0.696 -0.253
H11 -0.623 -0.747 -1.339
H12 -0.733 -1.724 0.119
C13 -2.075 -0.042 0.095
H14 -2.908 -0.641 -0.275
H15 -2.170 0.949 -0.351
H16 -2.198 0.059 1.176

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 C10 H11 H12 C13 H14 H15 H16
N11.01231.01292.43802.68602.70083.39521.46982.13782.46012.68603.39023.02924.03132.78453.3808
H21.01231.62883.33783.64853.61024.19722.07092.42582.72383.07193.71932.73793.76382.24552.9707
H31.01291.62882.60462.92402.43523.62082.06292.47953.35303.59894.17123.97365.00603.72644.1795
C42.43803.33782.60461.09091.09221.09051.52702.13772.52282.74312.69993.91134.69044.29984.2180
H52.68603.64852.92401.09091.76631.77222.16263.05202.78192.55253.05944.22784.89384.49794.7695
H62.70083.61022.43521.09221.76631.76262.17392.49063.47913.74903.70554.73415.61085.01594.9076
H73.39524.19723.62081.09051.77221.76262.17072.46882.76923.09762.49234.19204.82744.80874.4051
C81.46982.07092.06291.52702.16262.17392.17071.10121.53182.14182.14102.57313.51072.89272.8172
H92.13782.42582.47952.13773.05202.49062.46881.10122.13593.03452.45112.78553.75513.23102.5839
C102.46012.72383.35302.52282.78193.47912.76921.53182.13591.09281.09301.53002.17222.18392.1787
H112.68603.07193.59892.74312.55253.74903.09762.14183.03451.09281.75832.15872.52202.49843.0743
H123.39023.71934.17122.69993.05943.70552.49232.14102.45111.09301.75832.15152.46113.07042.5376
C133.02922.73793.97363.91134.22784.73414.19202.57312.78551.53002.15872.15151.09051.09091.0925
H144.03133.76385.00604.69044.89385.61084.82743.51073.75512.17222.52202.46111.09051.75461.7610
H152.78452.24553.72644.29984.49795.01594.80872.89273.23102.18392.49843.07041.09091.75461.7676
H163.38082.97074.17954.21804.76954.90764.40512.81722.58392.17873.07432.53761.09251.76101.7676

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 108.874 N1 C8 H9 111.706
N1 C8 C10 110.074 H2 N1 H3 107.080
H2 N1 C8 111.776 H3 N1 C8 111.049
C4 C8 H9 107.752 C4 C8 C10 111.130
H5 C4 H6 108.006 H5 C4 H7 108.672
H5 C4 C8 110.284 H6 C4 H7 107.712
H6 C4 C8 111.106 H7 C4 C8 110.955
C8 C10 H11 108.220 C8 C10 H12 108.145
C8 C10 C13 114.366 H9 C8 C10 107.292
C10 C13 H14 110.863 C10 C13 H15 111.776
C10 C13 H16 111.267 H11 C10 H12 107.111
H11 C10 C13 109.659 H12 C10 C13 109.086
H14 C13 H15 107.086 H14 C13 H16 107.546
H15 C13 H16 108.103
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.574      
2 H 0.029      
3 H 0.014      
4 C -0.907      
5 H 0.189      
6 H 0.149      
7 H 0.179      
8 C 0.919      
9 H 0.168      
10 C -0.302      
11 H 0.207      
12 H 0.150      
13 C -0.755      
14 H 0.142      
15 H 0.202      
16 H 0.190      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.060 0.030 1.176 1.178
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.858 0.338 1.092
y 0.338 -33.231 1.932
z 1.092 1.932 -36.344
Traceless
 xyz
x 0.930 0.338 1.092
y 0.338 1.870 1.932
z 1.092 1.932 -2.800
Polar
3z2-r2-5.599
x2-y2-0.626
xy0.338
xz1.092
yz1.932


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.333 -0.083 -0.046
y -0.083 9.287 -0.015
z -0.046 -0.015 8.504


<r2> (average value of r2) Å2
<r2> 151.709
(<r2>)1/2 12.317