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

using model chemistry: MP2=FULL/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 MP2=FULL/6-311G*
 hartrees
Energy at 0K-213.188481
Energy at 298.15K-213.201340
HF Energy-212.359808
Nuclear repulsion energy194.681240
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 MP2=FULL/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 3632 3440 0.03      
2 A 3539 3352 1.04      
3 A 3177 3009 34.61      
4 A 3172 3005 23.39      
5 A 3160 2993 41.07      
6 A 3158 2991 23.97      
7 A 3131 2965 11.65      
8 A 3077 2914 34.85      
9 A 3074 2912 19.36      
10 A 3072 2909 21.18      
11 A 2984 2826 68.72      
12 A 1742 1650 54.73      
13 A 1555 1473 12.29      
14 A 1540 1459 6.87      
15 A 1538 1457 5.69      
16 A 1530 1449 5.86      
17 A 1515 1435 0.95      
18 A 1457 1380 6.26      
19 A 1443 1367 13.49      
20 A 1437 1361 10.88      
21 A 1418 1343 10.13      
22 A 1360 1288 0.64      
23 A 1331 1260 0.84      
24 A 1285 1217 0.33      
25 A 1230 1165 1.51      
26 A 1191 1128 12.71      
27 A 1102 1044 1.08      
28 A 1065 1009 2.54      
29 A 1039 984 7.39      
30 A 1002 949 2.39      
31 A 978 926 28.57      
32 A 914 866 106.84      
33 A 838 794 2.01      
34 A 787 746 0.74      
35 A 489 463 7.19      
36 A 470 445 6.11      
37 A 387 366 0.10      
38 A 320 303 31.43      
39 A 267 253 5.06      
40 A 242 229 2.58      
41 A 223 211 23.67      
42 A 121 114 2.01      

Unscaled Zero Point Vibrational Energy (zpe) 33496.0 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 31724.1 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 MP2=FULL/6-311G*
ABC
0.26408 0.11540 0.08851

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.527 1.372 -0.233
H2 -0.223 1.933 0.154
H3 1.394 1.823 0.038
C4 1.780 -0.693 -0.020
H5 1.907 -0.700 -1.106
H6 2.645 -0.189 0.422
H7 1.773 -1.723 0.342
C8 0.485 0.022 0.337
H9 0.391 0.036 1.438
C10 -0.722 -0.726 -0.221
H11 -0.586 -0.824 -1.303
H12 -0.727 -1.737 0.203
C13 -2.054 -0.041 0.072
H14 -2.895 -0.661 -0.247
H15 -2.133 0.910 -0.460
H16 -2.172 0.151 1.143

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 C10 H11 H12 C13 H14 H15 H16
N11.01331.01422.42422.63792.71093.38581.46622.14362.44152.68503.38032.95823.98042.70973.2664
H21.01331.62553.30703.61323.57774.17002.04662.37192.73093.13973.70442.69333.74522.25202.8201
H31.01421.62552.54552.81672.39953.57942.03972.48233.32293.56764.14713.91994.96473.67774.0911
C42.42423.30702.54551.09291.09451.09261.52132.14182.51032.69442.72493.89014.68054.25134.2051
H52.63793.61322.81671.09291.77141.77812.15053.05152.77462.50403.11904.18494.87864.39694.7352
H62.71093.57772.39951.09451.77141.76722.17192.48323.46993.71733.71714.71455.60034.98164.8828
H73.38584.17003.57941.09261.77811.76722.16882.49142.74553.01292.50404.18934.82354.77864.4405
C81.46622.04662.03971.52132.15052.17192.16881.10511.52562.13402.14002.55383.49752.87752.7798
H92.14362.37192.48232.14183.05152.48322.49141.10512.13783.03452.43242.80163.75783.27662.5822
C102.44152.73093.32292.51032.77463.46992.74551.52562.13781.09551.09621.52602.17392.17322.1750
H112.68503.13973.56762.69442.50403.71733.01292.13403.03451.09551.76662.15902.54462.47263.0746
H123.38033.70444.14712.72493.11903.71712.50402.14002.43241.09621.76662.15742.46173.06932.5563
C132.95822.69333.91993.89014.18494.71454.18932.55382.80161.52602.15902.15741.09251.09211.0947
H143.98043.74524.96474.68054.87865.60034.82353.49753.75782.17392.54462.46171.09251.75861.7648
H152.70972.25203.67774.25134.39694.98164.77862.87753.27662.17322.47263.06931.09211.75861.7741
H163.26642.82014.09114.20514.73524.88284.44052.77982.58222.17503.07462.55631.09471.76481.7741

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 108.466 N1 C8 H9 112.200
N1 C8 C10 109.372 H2 N1 H3 106.585
H2 N1 C8 109.911 H3 N1 C8 109.289
C4 C8 H9 108.230 C4 C8 C10 110.954
H5 C4 H6 108.160 H5 C4 H7 108.898
H5 C4 C8 109.610 H6 C4 H7 107.800
H6 C4 C8 111.208 H7 C4 C8 111.081
C8 C10 H11 107.876 C8 C10 H12 108.298
C8 C10 C13 113.621 H9 C8 C10 107.633
C10 C13 H14 111.164 C10 C13 H15 111.134
C10 C13 H16 111.121 H11 C10 H12 107.414
H11 C10 C13 109.800 H12 C10 C13 109.630
H14 C13 H15 107.221 H14 C13 H16 107.587
H15 C13 H16 108.447
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability