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

using model chemistry: MP2/TZVP

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/TZVP
 hartrees
Energy at 0K-213.196294
Energy at 298.15K-213.209126
HF Energy-212.395073
Nuclear repulsion energy194.836163
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/TZVP
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 3627 3438 0.55      
2 A 3529 3346 0.25      
3 A 3177 3011 34.86      
4 A 3173 3007 23.59      
5 A 3163 2998 40.29      
6 A 3161 2996 23.16      
7 A 3132 2969 10.82      
8 A 3079 2919 41.64      
9 A 3076 2916 9.15      
10 A 3074 2914 23.42      
11 A 2993 2837 62.90      
12 A 1654 1568 43.03      
13 A 1535 1455 8.91      
14 A 1521 1442 3.90      
15 A 1521 1442 5.82      
16 A 1514 1435 3.15      
17 A 1495 1417 0.76      
18 A 1445 1370 4.40      
19 A 1432 1357 5.49      
20 A 1429 1355 13.05      
21 A 1407 1333 12.03      
22 A 1353 1283 2.28      
23 A 1318 1250 0.97      
24 A 1273 1206 0.43      
25 A 1224 1160 1.92      
26 A 1184 1123 8.53      
27 A 1090 1033 1.33      
28 A 1055 1000 2.93      
29 A 1033 979 3.70      
30 A 1001 949 1.71      
31 A 964 914 11.28      
32 A 886 840 107.28      
33 A 833 789 4.80      
34 A 785 744 3.08      
35 A 486 461 6.08      
36 A 465 441 7.14      
37 A 381 361 1.57      
38 A 307 291 32.15      
39 A 266 252 2.67      
40 A 240 228 1.76      
41 A 230 218 14.51      
42 A 118 111 1.97      

Unscaled Zero Point Vibrational Energy (zpe) 33313.2 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 31577.5 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/TZVP
ABC
0.26399 0.11555 0.08860

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.632 1.379 -0.234
H2 -0.148 1.962 0.045
H3 1.458 1.820 0.161
C4 1.751 -0.756 -0.009
H5 1.871 -0.800 -1.091
H6 2.636 -0.280 0.417
H7 1.686 -1.771 0.385
C8 0.486 0.024 0.327
H9 0.378 0.035 1.421
C10 -0.746 -0.677 -0.252
H11 -0.626 -0.727 -1.336
H12 -0.749 -1.699 0.134
C13 -2.093 -0.024 0.093
H14 -2.924 -0.606 -0.305
H15 -2.173 0.974 -0.332
H16 -2.217 0.042 1.175

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 C10 H11 H12 C13 H14 H15 H16
N11.01291.01582.42162.64972.68193.37921.47392.14752.47522.68903.39313.08284.07362.83573.4480
H21.01291.61653.31673.60543.59404.17342.05852.42622.72223.06003.71052.78053.79802.28433.0401
H31.01581.61652.59832.93292.42103.60512.04852.43763.35563.61454.15294.00195.03053.76044.2062
C42.42163.31672.59831.09001.09181.09021.52412.13452.51012.72272.67523.91504.68744.30104.2173
H52.64973.60542.93291.09001.76951.77602.14713.03962.75092.51013.02824.20974.86344.48114.7496
H62.68193.59402.42101.09181.76951.76892.17362.49153.47053.73023.68124.74765.61695.02614.9226
H73.37924.17343.60511.09021.77601.76892.16032.45922.74173.06552.44874.17394.80524.78994.3759
C81.47392.05852.04851.52412.14712.17362.16031.09941.53112.13682.12812.59033.52522.89942.8328
H92.14752.42622.43762.13453.03962.49152.45921.09942.13763.03152.43532.80623.78103.23482.6065
C102.47522.72223.35562.51012.75093.47052.74171.53112.13761.09171.09181.53672.18042.18402.1724
H112.68903.06003.61452.72272.51013.73023.06552.13683.03151.09171.76642.16552.52202.50873.0707
H123.39313.71054.15292.67523.02823.68122.44872.12812.43531.09181.76642.14792.47383.06412.5043
C133.08282.78054.00193.91504.20974.74764.17392.59032.80621.53672.16552.14791.08991.08791.0912
H144.07363.79805.03054.68744.86345.61694.80523.52523.78102.18042.52202.47381.08991.75001.7642
H152.83572.28433.76044.30104.48115.02614.78992.89943.23482.18402.50873.06411.08791.75001.7725
H163.44803.04014.20624.21734.74964.92264.37592.83282.60652.17243.07072.50431.09121.76421.7725

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 107.741 N1 C8 H9 112.319
N1 C8 C10 110.900 H2 N1 H3 105.658
H2 N1 C8 110.363 H3 N1 C8 109.357
C4 C8 H9 107.800 C4 C8 C10 110.481
H5 C4 H6 108.390 H5 C4 H7 109.097
H5 C4 C8 109.318 H6 C4 H7 108.323
H6 C4 C8 111.310 H7 C4 C8 110.350
C8 C10 H11 107.940 C8 C10 H12 107.264
C8 C10 C13 115.204 H9 C8 C10 107.571
C10 C13 H14 111.085 C10 C13 H15 111.490
C10 C13 H16 110.364 H11 C10 H12 107.991
H11 C10 C13 109.790 H12 C10 C13 108.413
H14 C13 H15 106.943 H14 C13 H16 107.968
H15 C13 H16 108.855
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability