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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: HSEh1PBE/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at HSEh1PBE/6-31G**
 hartrees
Energy at 0K-170.904128
Energy at 298.15K-170.910738
HF Energy-170.904128
Nuclear repulsion energy82.409814
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/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3868 3691 12.01      
2 A 3639 3473 1.32      
3 A 3544 3382 0.43      
4 A 3135 2992 33.33      
5 A 3046 2907 68.02      
6 A 1682 1605 25.66      
7 A 1515 1446 0.11      
8 A 1435 1369 45.09      
9 A 1399 1335 0.90      
10 A 1386 1323 4.46      
11 A 1178 1124 34.32      
12 A 1129 1078 27.95      
13 A 1048 1001 225.85      
14 A 914 873 3.38      
15 A 837 799 172.14      
16 A 482 460 51.50      
17 A 425 406 115.13      
18 A 302 289 71.97      

Unscaled Zero Point Vibrational Energy (zpe) 15482.1 cm-1
Scaled (by 0.9543) Zero Point Vibrational Energy (zpe) 14774.6 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/6-31G**
ABC
1.29764 0.32034 0.28828

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.225 -0.156 -0.020
C2 -0.033 0.530 0.048
O3 -1.197 -0.262 -0.116
H4 1.273 -0.711 -0.869
H5 1.344 -0.789 0.764
H6 -0.063 1.084 0.996
H7 -0.076 1.258 -0.767
H8 -1.278 -0.829 0.658

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43422.42581.01451.01442.05692.06172.6789
C21.43421.41772.02062.03671.09921.09341.9421
O32.42581.41772.62042.74012.08231.99800.9629
H41.01452.02062.62041.63602.91272.38862.9751
H51.01442.03672.74011.63602.35432.92422.6247
H62.05691.09922.08232.91272.35431.77202.2918
H72.06171.09341.99802.38862.92421.77202.7989
H82.67891.94210.96292.97512.62472.29182.7989

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.549 N1 C2 H6 107.839
N1 C2 H7 108.557 C2 N1 H4 110.030
C2 N1 H5 111.413 C2 O3 H8 107.800
O3 C2 H6 111.016 O3 C2 H7 104.698
H4 N1 H5 107.479 H6 C2 H7 107.834
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.617      
2 C 0.079      
3 O -0.540      
4 H 0.263      
5 H 0.249      
6 H 0.118      
7 H 0.146      
8 H 0.303      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.242 -1.255 1.288 1.814
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.141 -1.452 -1.973
y -1.452 -16.854 -1.385
z -1.973 -1.385 -16.466
Traceless
 xyz
x -6.481 -1.452 -1.973
y -1.452 2.949 -1.385
z -1.973 -1.385 3.531
Polar
3z2-r27.063
x2-y2-6.287
xy-1.452
xz-1.973
yz-1.385


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.417 -0.123 -0.090
y -0.123 3.256 -0.182
z -0.090 -0.182 3.347


<r2> (average value of r2) Å2
<r2> 49.248
(<r2>)1/2 7.018