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

using model chemistry: MP3=FULL/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 MP3=FULL/6-31G*
 hartrees
Energy at 0K-213.082980
Energy at 298.15K-213.095860
HF Energy-212.317897
Nuclear repulsion energy194.187024
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 MP3=FULL/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 3610 3388 0.26      
2 A 3525 3308 0.86      
3 A 3189 2993 30.35      
4 A 3182 2985 32.02      
5 A 3173 2977 36.91      
6 A 3171 2975 27.98      
7 A 3140 2946 11.69      
8 A 3098 2907 18.87      
9 A 3096 2905 33.03      
10 A 3093 2902 14.38      
11 A 2996 2811 65.05      
12 A 1738 1631 45.29      
13 A 1573 1476 8.64      
14 A 1562 1465 3.27      
15 A 1561 1465 4.88      
16 A 1554 1458 3.40      
17 A 1543 1448 0.41      
18 A 1491 1399 4.48      
19 A 1473 1382 10.78      
20 A 1467 1377 9.10      
21 A 1444 1355 10.81      
22 A 1387 1301 2.22      
23 A 1346 1263 1.09      
24 A 1304 1224 0.36      
25 A 1245 1168 1.46      
26 A 1211 1136 13.90      
27 A 1112 1043 1.19      
28 A 1074 1008 2.37      
29 A 1055 990 7.32      
30 A 1017 954 3.56      
31 A 986 925 25.41      
32 A 931 874 102.60      
33 A 846 794 2.30      
34 A 798 748 0.59      
35 A 496 465 7.90      
36 A 471 442 5.95      
37 A 390 366 0.14      
38 A 318 298 39.55      
39 A 272 255 2.95      
40 A 244 229 6.05      
41 A 235 221 13.53      
42 A 113 106 2.27      

Unscaled Zero Point Vibrational Energy (zpe) 33764.3 cm-1
Scaled (by 0.9383) Zero Point Vibrational Energy (zpe) 31681.0 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 MP3=FULL/6-31G*
ABC
0.26234 0.11444 0.08789

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.553 1.375 -0.235
H2 -0.237 1.930 0.081
H3 1.391 1.845 0.101
C4 1.776 -0.710 -0.011
H5 1.903 -0.749 -1.097
H6 2.645 -0.197 0.417
H7 1.759 -1.732 0.382
C8 0.485 0.025 0.332
H9 0.377 0.033 1.433
C10 -0.725 -0.706 -0.244
H11 -0.600 -0.761 -1.332
H12 -0.722 -1.735 0.139
C13 -2.062 -0.045 0.089
H14 -2.896 -0.651 -0.278
H15 -2.147 0.943 -0.375
H16 -2.185 0.072 1.172

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 C10 H11 H12 C13 H14 H15 H16
N11.01671.01742.42702.65972.69643.38871.46592.14762.44242.66393.38152.99354.00042.73783.3427
H21.01671.63043.32153.62573.59824.18172.05362.40942.70103.06153.69752.68923.72292.19732.9045
H31.01741.63042.58662.90292.41783.60682.04672.46733.33263.57914.15713.93644.97503.68144.1325
C42.42703.32152.58661.09441.09611.09461.52412.14302.51172.71902.70383.89644.68004.27194.2071
H52.65973.62572.90291.09441.77451.78152.15653.05602.76302.51383.06384.19784.86914.44744.7468
H62.69643.59822.41781.09611.77451.77192.17272.49553.47173.72943.71164.72095.60294.98854.8960
H73.38874.18173.60681.09461.78151.77192.17022.47562.75953.07342.49304.18734.82474.79384.4087
C81.46592.05362.04671.52412.15652.17272.17021.10591.52672.13662.14232.55983.50182.87562.7996
H92.14762.40942.46732.14303.05602.49552.47561.10592.13833.03792.45082.78583.75623.23482.5756
C102.44242.70103.33262.51172.76303.47172.75951.52672.13831.09641.09741.52842.17212.18122.1778
H112.66393.06153.57912.71902.51383.72943.07342.13663.03791.09641.76782.16092.52852.49223.0783
H123.38153.69754.15712.70383.06383.71162.49302.14232.45081.09741.76782.15742.46533.07632.5445
C132.99352.68923.93643.89644.19784.72094.18732.55982.78581.52842.16092.15741.09431.09461.0961
H144.00043.72294.97504.68004.86915.60294.82473.50183.75622.17212.52852.46531.09431.76361.7698
H152.73782.19733.68144.27194.44744.98854.79382.87563.23482.18122.49223.07631.09461.76361.7754
H163.34272.90454.13254.20714.74684.89604.40872.79962.57562.17783.07832.54451.09611.76981.7754

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 108.505 N1 C8 H9 112.494
N1 C8 C10 109.377 H2 N1 H3 106.553
H2 N1 C8 110.307 H3 N1 C8 109.686
C4 C8 H9 108.088 C4 C8 C10 110.827
H5 C4 H6 108.209 H5 C4 H7 108.948
H5 C4 C8 109.799 H6 C4 H7 107.959
H6 C4 C8 110.979 H7 C4 C8 110.872
C8 C10 H11 107.951 C8 C10 H12 108.341
C8 C10 C13 113.830 H9 C8 C10 107.558
C10 C13 H14 110.735 C10 C13 H15 111.443
C10 C13 H16 111.083 H11 C10 H12 107.381
H11 C10 C13 109.728 H12 C10 C13 109.401
H14 C13 H15 107.354 H14 C13 H16 107.791
H15 C13 H16 108.274
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability