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

using model chemistry: MP2=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 MP2=FULL/6-31G**
 hartrees
Energy at 0K-213.128743
Energy at 298.15K-213.141645
HF Energy-212.339532
Nuclear repulsion energy194.948756
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/6-31G**
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 3668 3428 0.02      
2 A 3568 3334 0.78      
3 A 3235 3023 27.55      
4 A 3230 3018 26.93      
5 A 3219 3008 33.89      
6 A 3216 3005 25.91      
7 A 3183 2974 13.51      
8 A 3126 2921 20.72      
9 A 3125 2920 33.10      
10 A 3122 2917 13.08      
11 A 3024 2826 67.30      
12 A 1700 1588 38.33      
13 A 1575 1472 6.88      
14 A 1563 1460 2.18      
15 A 1561 1459 4.06      
16 A 1553 1451 2.17      
17 A 1536 1435 0.45      
18 A 1475 1378 3.93      
19 A 1462 1366 6.37      
20 A 1458 1362 8.99      
21 A 1433 1339 12.51      
22 A 1378 1287 3.53      
23 A 1342 1254 1.27      
24 A 1295 1210 0.32      
25 A 1242 1160 1.28      
26 A 1201 1123 9.84      
27 A 1110 1037 1.10      
28 A 1071 1001 2.04      
29 A 1049 980 5.55      
30 A 1014 947 2.10      
31 A 981 917 14.65      
32 A 909 849 109.97      
33 A 845 789 2.81      
34 A 795 743 1.60      
35 A 491 459 7.14      
36 A 471 440 6.09      
37 A 386 361 0.19      
38 A 325 304 36.18      
39 A 272 254 2.85      
40 A 247 231 8.14      
41 A 238 222 10.98      
42 A 116 109 2.00      

Unscaled Zero Point Vibrational Energy (zpe) 33903.6 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 31679.6 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/6-31G**
ABC
0.26453 0.11547 0.08863

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.541 1.371 -0.237
H2 -0.226 1.927 0.123
H3 1.385 1.831 0.085
C4 1.775 -0.700 -0.016
H5 1.900 -0.723 -1.097
H6 2.638 -0.193 0.416
H7 1.763 -1.721 0.361
C8 0.484 0.022 0.334
H9 0.384 0.032 1.430
C10 -0.724 -0.715 -0.231
H11 -0.595 -0.796 -1.312
H12 -0.727 -1.730 0.173
C13 -2.054 -0.041 0.080
H14 -2.890 -0.649 -0.261
H15 -2.131 0.924 -0.415
H16 -2.172 0.113 1.153

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 C10 H11 H12 C13 H14 H15 H16
N11.01361.01462.42082.64042.69573.37801.46592.14372.43942.67173.37422.97123.98092.71453.2977
H21.01361.61483.30553.61023.57504.16232.04472.38172.71213.09963.69112.68673.72532.21882.8532
H31.01461.61482.56332.86182.40303.58322.03692.45943.32203.57424.14123.91634.95473.66564.0928
C42.42083.30552.56331.08831.08991.08831.51952.13612.50862.70292.71203.88684.67184.24904.1963
H52.64043.61022.86181.08831.76481.77142.14603.04222.76312.50513.08604.18154.86264.40744.7267
H62.69573.57502.40301.08991.76481.76172.16542.48163.46323.71463.70674.70635.58754.96754.8757
H73.37804.16233.58321.08831.77141.76172.16182.47412.74783.03572.49724.18034.81574.77134.4137
C81.46592.04472.03691.51952.14602.16542.16181.10121.52412.13092.13522.55213.49142.86632.7816
H92.14372.38172.45942.13613.04222.48162.47411.10122.13263.02712.43292.78823.74773.24462.5727
C102.43942.71213.32202.50862.76313.46322.74781.52412.13261.09121.09191.52322.16692.16802.1674
H112.67173.09963.57422.70292.50513.71463.03572.13093.02711.09121.75902.15302.52802.47393.0637
H123.37423.69114.14122.71203.08603.70672.49722.13522.43291.09191.75902.14972.45693.05952.5383
C132.97122.68673.91633.88684.18154.70634.18032.55212.78821.52322.15302.14971.08811.08801.0901
H143.98093.72534.95474.67184.86265.58754.81573.49143.74772.16692.52802.45691.08811.75331.7591
H152.71452.21883.66564.24904.40744.96754.77132.86633.24462.16802.47393.05951.08801.75331.7663
H163.29772.85324.09284.19634.72674.87574.41372.78162.57272.16743.06372.53831.09011.75911.7663

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 108.348 N1 C8 H9 112.474
N1 C8 C10 109.330 H2 N1 H3 105.531
H2 N1 C8 109.757 H3 N1 C8 109.046
C4 C8 H9 108.135 C4 C8 C10 111.019
H5 C4 H6 108.235 H5 C4 H7 108.946
H5 C4 C8 109.644 H6 C4 H7 107.947
H6 C4 C8 111.093 H7 C4 C8 110.903
C8 C10 H11 107.988 C8 C10 H12 108.278
C8 C10 C13 113.755 H9 C8 C10 107.553
C10 C13 H14 111.069 C10 C13 H15 111.164
C10 C13 H16 110.986 H11 C10 H12 107.360
H11 C10 C13 109.778 H12 C10 C13 109.474
H14 C13 H15 107.359 H14 C13 H16 107.730
H15 C13 H16 108.379
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability