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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: HSEh1PBE/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at HSEh1PBE/aug-cc-pVDZ
 hartrees
Energy at 0K-170.932378
Energy at 298.15K-170.938909
HF Energy-170.932378
Nuclear repulsion energy82.202928
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 HSEh1PBE/aug-cc-pVDZ
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 3857 3711 23.27      
2 A 3626 3489 4.62      
3 A 3534 3400 2.10      
4 A 3135 3016 24.33      
5 A 3055 2940 52.45      
6 A 1651 1588 28.44      
7 A 1479 1424 0.41      
8 A 1409 1355 37.27      
9 A 1375 1323 2.06      
10 A 1354 1303 3.50      
11 A 1167 1123 53.09      
12 A 1116 1074 22.35      
13 A 1020 982 214.26      
14 A 906 872 2.78      
15 A 797 767 144.60      
16 A 477 459 46.08      
17 A 395 380 84.52      
18 A 271 261 71.36      

Unscaled Zero Point Vibrational Energy (zpe) 15312.4 cm-1
Scaled (by 0.9622) Zero Point Vibrational Energy (zpe) 14733.6 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 HSEh1PBE/aug-cc-pVDZ
ABC
1.29072 0.31869 0.28679

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.224 -0.159 -0.020
C2 -0.030 0.533 0.048
O3 -1.201 -0.263 -0.116
H4 1.295 -0.706 -0.872
H5 1.363 -0.783 0.768
H6 -0.068 1.082 1.002
H7 -0.077 1.261 -0.771
H8 -1.291 -0.839 0.650

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43312.42851.01551.01532.06182.06662.6902
C21.43311.42512.03402.04691.10141.09681.9587
O32.42851.42512.64542.76132.08352.00300.9625
H41.01552.03402.64541.64402.92702.40023.0039
H51.01532.04692.76131.64402.36192.93612.6575
H62.06181.10142.08352.92702.36191.78232.3051
H72.06661.09682.00302.40022.93611.78232.8111
H82.69021.95870.96253.00392.65752.30512.8111

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.355 N1 C2 H6 108.164
N1 C2 H7 108.817 C2 N1 H4 111.188
C2 N1 H5 112.319 C2 O3 H8 108.695
O3 C2 H6 110.458 O3 C2 H7 104.414
H4 N1 H5 108.099 H6 C2 H7 108.345
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.151      
2 C 1.044      
3 O -0.444      
4 H -0.035      
5 H -0.050      
6 H -0.206      
7 H -0.249      
8 H 0.090      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.382 -1.013 1.230 1.639
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.842 -1.531 -1.970
y -1.531 -17.686 -1.439
z -1.970 -1.439 -16.974
Traceless
 xyz
x -6.512 -1.531 -1.970
y -1.531 2.722 -1.439
z -1.970 -1.439 3.790
Polar
3z2-r27.581
x2-y2-6.156
xy-1.531
xz-1.970
yz-1.439


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.062 0.058 -0.061
y 0.058 4.513 -0.047
z -0.061 -0.047 4.195


<r2> (average value of r2) Å2
<r2> 49.916
(<r2>)1/2 7.065