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

using model chemistry: wB97X-D/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at wB97X-D/aug-cc-pVTZ
 hartrees
Energy at 0K-213.821798
Energy at 298.15K-213.834594
HF Energy-213.821798
Nuclear repulsion energy194.564296
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 wB97X-D/aug-cc-pVTZ
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 3619 3462 1.14      
2 A 3541 3387 0.68      
3 A 3131 2995 36.16      
4 A 3123 2987 36.76      
5 A 3118 2982 30.03      
6 A 3113 2978 44.04      
7 A 3085 2951 6.76      
8 A 3049 2917 37.91      
9 A 3046 2913 14.47      
10 A 3043 2911 31.17      
11 A 2950 2822 64.61      
12 A 1660 1588 43.53      
13 A 1522 1456 8.48      
14 A 1510 1444 9.98      
15 A 1508 1442 1.10      
16 A 1496 1431 3.97      
17 A 1479 1415 1.76      
18 A 1435 1373 5.27      
19 A 1420 1358 9.88      
20 A 1414 1353 7.56      
21 A 1383 1323 15.12      
22 A 1347 1288 1.45      
23 A 1309 1252 2.20      
24 A 1266 1211 1.57      
25 A 1206 1154 3.38      
26 A 1173 1122 6.93      
27 A 1075 1028 2.38      
28 A 1038 993 5.26      
29 A 1023 978 2.92      
30 A 999 956 3.07      
31 A 949 907 5.59      
32 A 855 818 81.61      
33 A 819 784 24.21      
34 A 775 741 3.70      
35 A 488 467 6.88      
36 A 458 439 5.86      
37 A 382 365 1.34      
38 A 297 284 22.57      
39 A 265 254 5.93      
40 A 244 233 5.57      
41 A 230 220 10.92      
42 A 117 112 1.56      

Unscaled Zero Point Vibrational Energy (zpe) 32978.7 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 31547.4 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 wB97X-D/aug-cc-pVTZ
ABC
0.26254 0.11482 0.08802

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.575 1.380 -0.233
H2 -0.201 1.949 0.081
H3 1.413 1.839 0.101
C4 1.767 -0.726 -0.008
H5 1.904 -0.774 -1.089
H6 2.638 -0.228 0.422
H7 1.735 -1.742 0.387
C8 0.485 0.025 0.323
H9 0.377 0.046 1.418
C10 -0.735 -0.700 -0.244
H11 -0.617 -0.772 -1.328
H12 -0.734 -1.720 0.148
C13 -2.067 -0.039 0.090
H14 -2.902 -0.650 -0.252
H15 -2.164 0.935 -0.391
H16 -2.178 0.100 1.168

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 C10 H11 H12 C13 H14 H15 H16
N11.01221.01272.43012.67132.69693.38721.46732.13122.45712.69243.38593.01524.02512.77883.3429
H21.01221.61803.32213.63483.59434.17892.05742.39622.72133.09213.70782.72593.76242.25912.9166
H31.01271.61802.59132.91272.42433.60622.04962.45343.34303.60304.15653.95384.99333.72204.1296
C42.43013.32212.59131.09081.09171.09021.52162.13572.51282.72592.69623.89594.67584.28454.1985
H52.67133.63482.91271.09081.76671.77292.15453.04762.77132.53233.06354.20634.87934.46664.7451
H62.69693.59432.42431.09171.76671.76262.17002.48603.47023.73613.69804.72045.59685.00754.8846
H73.38724.17893.60621.09021.77291.76262.16472.47082.75393.06862.48144.17644.80674.79294.3950
C81.46732.05742.04961.52162.15452.17002.16471.10071.52772.13902.13572.56333.50102.89082.7951
H92.13122.39622.45342.13573.04762.48602.47081.10072.13393.03282.44252.78233.74483.24322.5677
C102.45712.72133.34302.51282.77133.47022.75391.52772.13391.09281.09271.52402.16782.17632.1715
H112.69243.09213.60302.72592.53233.73613.06862.13903.03281.09281.75812.15602.52792.48633.0698
H123.38593.70784.15652.69623.06353.69802.48142.13572.44251.09271.75812.14562.45013.06282.5367
C133.01522.72593.95383.89594.20634.72044.17642.56332.78231.52402.15602.14561.08971.09041.0923
H144.02513.76244.99334.67584.87935.59684.80673.50103.74482.16782.52792.45011.08971.75321.7612
H152.77882.25913.72204.28454.46665.00754.79292.89083.24322.17632.48633.06281.09041.75321.7684
H163.34292.91664.12964.19854.74514.88464.39502.79512.56772.17153.06982.53671.09231.76121.7684

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 108.780 N1 C8 H9 111.386
N1 C8 C10 110.237 H2 N1 H3 106.076
H2 N1 C8 110.816 H3 N1 C8 110.121
C4 C8 H9 107.992 C4 C8 C10 110.989
H5 C4 H6 108.096 H5 C4 H7 108.756
H5 C4 C8 110.031 H6 C4 H7 107.776
H6 C4 C8 111.211 H7 C4 C8 110.878
C8 C10 H11 108.281 C8 C10 H12 108.023
C8 C10 C13 114.271 H9 C8 C10 107.441
C10 C13 H14 110.977 C10 C13 H15 111.624
C10 C13 H16 111.125 H11 C10 H12 107.114
H11 C10 C13 109.856 H12 C10 C13 109.045
H14 C13 H15 107.060 H14 C13 H16 107.637
H15 C13 H16 108.231
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.591      
2 H 0.046      
3 H 0.030      
4 C -1.192      
5 H 0.259      
6 H 0.250      
7 H 0.271      
8 C 0.837      
9 H 0.285      
10 C -0.541      
11 H 0.272      
12 H 0.278      
13 C -0.980      
14 H 0.201      
15 H 0.295      
16 H 0.281      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.038 0.041 1.207 1.208
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.257 0.380 1.040
y 0.380 -32.680 1.964
z 1.040 1.964 -35.855
Traceless
 xyz
x 1.011 0.380 1.040
y 0.380 1.875 1.964
z 1.040 1.964 -2.887
Polar
3z2-r2-5.773
x2-y2-0.576
xy0.380
xz1.040
yz1.964


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.072 -0.081 -0.043
y -0.081 9.070 -0.012
z -0.043 -0.012 8.363


<r2> (average value of r2) Å2
<r2> 150.145
(<r2>)1/2 12.253