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All results from a given calculation for CH3CH2NH2 (Ethylamine)

using model chemistry: M06-2X/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS trans 1A'
1 2 no C1 gauche 1A

Conformer 1 (CS trans)

Jump to S1C2
Energy calculated at M06-2X/6-31G*
 hartrees
Energy at 0K-135.091446
Energy at 298.15K-135.099644
HF Energy-135.091446
Nuclear repulsion energy82.809663
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 M06-2X/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' 3496 3311 0.67      
2 A' 3149 2982 35.67      
3 A' 3092 2928 34.08      
4 A' 3071 2908 17.17      
5 A' 1703 1613 24.40      
6 A' 1537 1455 1.93      
7 A' 1519 1439 0.00      
8 A' 1442 1365 9.45      
9 A' 1401 1327 15.37      
10 A' 1182 1119 9.84      
11 A' 1101 1043 32.41      
12 A' 918 869 90.14      
13 A' 897 849 96.11      
14 A' 407 386 6.83      
15 A" 3582 3392 0.02      
16 A" 3155 2988 56.80      
17 A" 3127 2961 3.70      
18 A" 1530 1449 7.27      
19 A" 1409 1334 0.00      
20 A" 1288 1220 0.05      
21 A" 1018 964 1.76      
22 A" 783 741 0.85      
23 A" 314 298 48.89      
24 A" 258 244 9.68      

Unscaled Zero Point Vibrational Energy (zpe) 20689.0 cm-1
Scaled (by 0.947) Zero Point Vibrational Energy (zpe) 19592.5 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 M06-2X/6-31G*
ABC
1.06215 0.29368 0.26194

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.304 -0.083 0.000
C2 0.000 0.577 0.000
C3 1.208 -0.359 0.000
H4 2.151 0.198 0.000
H5 1.198 -1.005 0.885
H6 1.198 -1.005 -0.885
H7 0.039 1.234 -0.876
H8 0.039 1.234 0.876
H9 -1.372 -0.693 0.812
H10 -1.372 -0.693 -0.812

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 H7 H8 H9 H10
N11.46172.52783.46662.81012.81012.07462.07461.01851.0185
C21.46171.52852.18402.17292.17291.09551.09552.03892.0389
C32.52781.52851.09491.09581.09582.16152.16152.72612.7261
H43.46662.18401.09491.77141.77142.51022.51023.72403.7240
H52.81012.17291.09581.77141.77053.07522.52082.59053.0964
H62.81012.17291.09581.77141.77052.52083.07523.09642.5905
H72.07461.09552.16152.51023.07522.52081.75252.92492.3890
H82.07461.09552.16152.51022.52083.07521.75252.38902.9249
H91.01852.03892.72613.72402.59053.09642.92492.38901.6248
H101.01852.03892.72613.72403.09642.59052.38902.92491.6248

picture of Ethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 115.402 N1 C2 H7 107.578
N1 C2 H8 107.578 C2 N1 H9 109.279
C2 N1 H10 109.279 C2 C3 H4 111.651
C2 C3 H5 110.712 C2 C3 H6 110.712
C3 C2 H7 109.819 C3 C2 H8 109.819
H4 C3 H5 107.920 H4 C3 H6 107.920
H5 C3 H6 107.779 H7 C2 H8 106.226
H9 N1 H10 105.819
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.741      
2 C -0.173      
3 C -0.485      
4 H 0.159      
5 H 0.151      
6 H 0.151      
7 H 0.162      
8 H 0.162      
9 H 0.307      
10 H 0.307      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.043 -1.072 0.000 1.495
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.043 2.679 0.000
y 2.679 -20.071 0.000
z 0.000 0.000 -19.028
Traceless
 xyz
x -4.494 2.679 0.000
y 2.679 1.465 0.000
z 0.000 0.000 3.029
Polar
3z2-r26.058
x2-y2-3.972
xy2.679
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.604 0.268 0.000
y 0.268 4.241 0.000
z 0.000 0.000 4.343


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000

Conformer 2 (C1 gauche)

Jump to S1C1
Energy calculated at M06-2X/6-31G*
 hartrees
Energy at 0K-135.091013
Energy at 298.15K 
Nuclear repulsion energy 
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 M06-2X/6-31G*
Rotational Constants (cm-1) from geometry optimized at M06-2X/6-31G*
ABC
1.06215 0.29368 0.26194

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G*

Point Group is Cs

Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability