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All results from a given calculation for CH2CHNH2 (aminoethene)

using model chemistry: TPSSh/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at TPSSh/6-31+G**
 hartrees
Energy at 0K-133.965962
Energy at 298.15K-133.971345
HF Energy-133.965962
Nuclear repulsion energy71.267731
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 TPSSh/6-31+G**
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 3665 3528 14.33      
2 A 3553 3419 9.77      
3 A 3264 3142 15.04      
4 A 3182 3062 10.01      
5 A 3165 3046 11.20      
6 A 1712 1648 185.39      
7 A 1661 1599 23.70      
8 A 1464 1409 3.38      
9 A 1341 1291 14.67      
10 A 1288 1239 45.22      
11 A 1072 1032 16.91      
12 A 998 961 31.78      
13 A 959 923 3.66      
14 A 807 777 83.43      
15 A 700 674 12.48      
16 A 582 560 293.03      
17 A 460 442 2.84      
18 A 349 336 57.55      

Unscaled Zero Point Vibrational Energy (zpe) 15110.4 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 14543.8 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 TPSSh/6-31+G**
ABC
1.89323 0.33113 0.28396

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.258 -0.197 0.018
C2 0.069 0.432 -0.000
N3 -1.194 -0.168 -0.088
H4 1.342 -1.281 0.028
H5 2.180 0.371 -0.004
H6 0.024 1.519 -0.022
H7 -1.210 -1.161 0.119
H8 -1.939 0.324 0.391

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7 H8
C11.34512.45381.08751.08352.11382.65173.2604
C21.34511.40062.13472.11221.08822.04662.0485
N32.45381.40062.77173.41762.08171.01451.0134
H41.08752.13472.77171.85293.09532.55693.6707
H51.08352.11223.41761.85292.44273.72274.1385
H62.11381.08822.08173.09532.44272.95422.3353
H72.65172.04661.01452.55693.72272.95421.6762
H83.26042.04851.01343.67074.13852.33531.6762

picture of aminoethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 126.669 C1 C2 H6 120.249
C2 C1 H4 122.332 C2 C1 H5 120.464
C2 N3 H7 114.927 C2 N3 H8 115.179
N3 C2 H6 112.929 H4 C1 H5 117.184
H7 N3 H8 111.501
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.398      
2 C -0.068      
3 N -0.545      
4 H 0.131      
5 H 0.146      
6 H 0.145      
7 H 0.295      
8 H 0.295      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.307 -0.034 0.991 1.641
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.262 -0.589 0.095
y -0.589 4.624 -0.003
z 0.095 -0.003 3.845


<r2> (average value of r2) Å2
<r2> 50.355
(<r2>)1/2 7.096