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

using model chemistry: MP2/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-311G**
 hartrees
Energy at 0K-213.181291
Energy at 298.15K-213.194107
HF Energy-212.378378
Nuclear repulsion energy194.431596
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 MP2/6-311G**
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 3616 3436 0.07      
2 A 3525 3350 0.62      
3 A 3170 3012 34.44      
4 A 3166 3008 22.71      
5 A 3155 2998 41.07      
6 A 3153 2996 23.07      
7 A 3124 2968 11.83      
8 A 3070 2917 37.58      
9 A 3068 2915 15.70      
10 A 3065 2913 20.75      
11 A 2983 2834 64.57      
12 A 1649 1567 38.84      
13 A 1534 1458 8.66      
14 A 1521 1445 0.99      
15 A 1519 1443 8.46      
16 A 1512 1436 3.62      
17 A 1493 1419 0.78      
18 A 1442 1370 4.55      
19 A 1422 1351 5.86      
20 A 1421 1350 16.62      
21 A 1402 1333 7.17      
22 A 1345 1278 1.81      
23 A 1314 1249 0.81      
24 A 1275 1212 0.24      
25 A 1221 1160 1.49      
26 A 1181 1122 9.11      
27 A 1094 1039 0.95      
28 A 1057 1005 1.93      
29 A 1029 978 5.15      
30 A 996 946 1.15      
31 A 969 921 18.59      
32 A 901 856 98.38      
33 A 833 791 1.46      
34 A 785 746 1.25      
35 A 483 459 5.88      
36 A 465 442 6.27      
37 A 378 360 0.61      
38 A 310 294 29.62      
39 A 263 250 4.20      
40 A 241 229 4.49      
41 A 228 216 14.87      
42 A 112 107 2.19      

Unscaled Zero Point Vibrational Energy (zpe) 33244.6 cm-1
Scaled (by 0.9502) Zero Point Vibrational Energy (zpe) 31589.0 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 MP2/6-311G**
ABC
0.26346 0.11513 0.08833

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.527 1.372 -0.237
H2 -0.225 1.932 0.155
H3 1.387 1.826 0.059
C4 1.784 -0.692 -0.021
H5 1.909 -0.696 -1.108
H6 2.647 -0.183 0.423
H7 1.775 -1.724 0.342
C8 0.485 0.021 0.338
H9 0.391 0.036 1.439
C10 -0.723 -0.729 -0.221
H11 -0.588 -0.829 -1.305
H12 -0.730 -1.739 0.207
C13 -2.056 -0.039 0.072
H14 -2.899 -0.655 -0.254
H15 -2.125 0.918 -0.452
H16 -2.170 0.144 1.147

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 C10 H11 H12 C13 H14 H15 H16
N11.01611.01682.42672.63562.71043.38841.46912.14822.44552.68903.38492.96013.98102.69933.2713
H21.01611.61843.30953.61323.57624.17172.04692.37152.73353.14453.70602.69213.74332.23792.8226
H31.01681.61842.55032.82762.39833.58232.03672.47003.32603.57964.14873.91624.96243.66374.0827
C42.42673.30952.55031.09431.09561.09391.52442.14502.51582.70082.73243.89634.68884.24944.2070
H52.63563.61322.82761.09431.77491.78222.15193.05382.77802.50833.12714.18894.88334.39404.7361
H62.71043.57622.39831.09561.77491.77282.17262.48393.47443.72373.72394.71805.60674.97444.8820
H73.38844.17173.58231.09391.78221.77282.17012.49342.74773.01602.50834.19394.83154.77704.4389
C81.46912.04692.03671.52442.15192.17262.17011.10521.52862.13862.14272.55603.50152.87082.7789
H92.14822.37152.47002.14503.05382.48392.49341.10522.14053.03872.43322.80333.76343.26832.5797
C102.44552.73353.32602.51582.77803.47442.74771.52862.14051.09661.09711.52912.17692.17462.1743
H112.68903.14453.57962.70082.50833.72373.01602.13863.03871.09661.77042.16262.54462.47813.0762
H123.38493.70604.14872.73243.12713.72392.50832.14272.43321.09711.77042.16022.46843.07242.5503
C132.96012.69213.91623.89634.18894.71804.19392.55602.80331.52912.16262.16021.09371.09361.0960
H143.98103.74334.96244.68884.88335.60674.83153.50153.76342.17692.54462.46841.09371.76411.7698
H152.69932.23793.66374.24944.39404.97444.77702.87083.26832.17462.47813.07241.09361.76411.7772
H163.27132.82264.08274.20704.73614.88204.43892.77892.57972.17433.07622.55031.09601.76981.7772

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 108.308 N1 C8 H9 112.352
N1 C8 C10 109.313 H2 N1 H3 105.527
H2 N1 C8 109.551 H3 N1 C8 108.664
C4 C8 H9 108.264 C4 C8 C10 110.985
H5 C4 H6 108.289 H5 C4 H7 109.068
H5 C4 C8 109.429 H6 C4 H7 108.122
H6 C4 C8 110.982 H7 C4 C8 110.888
C8 C10 H11 107.970 C8 C10 H12 108.257
C8 C10 C13 113.426 H9 C8 C10 107.637
C10 C13 H14 111.113 C10 C13 H15 110.937
C10 C13 H16 110.768 H11 C10 H12 107.612
H11 C10 C13 109.805 H12 C10 C13 109.592
H14 C13 H15 107.520 H14 C13 H16 107.853
H15 C13 H16 108.519
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability