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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B3LYP/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 B3LYP/cc-pVDZ
 hartrees
Energy at 0K-171.085180
Energy at 298.15K-171.091788
HF Energy-171.085180
Nuclear repulsion energy81.934484
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 B3LYP/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 3754 3641 10.90      
2 A 3534 3428 0.28      
3 A 3455 3352 0.96      
4 A 3090 2998 35.20      
5 A 3001 2911 73.24      
6 A 1654 1605 16.66      
7 A 1479 1434 0.35      
8 A 1417 1374 46.73      
9 A 1381 1339 1.98      
10 A 1367 1326 1.70      
11 A 1164 1129 25.15      
12 A 1106 1073 24.77      
13 A 1016 985 233.59      
14 A 912 884 3.42      
15 A 850 825 130.73      
16 A 476 462 48.13      
17 A 417 405 96.06      
18 A 308 299 55.98      

Unscaled Zero Point Vibrational Energy (zpe) 15189.9 cm-1
Scaled (by 0.97) Zero Point Vibrational Energy (zpe) 14734.2 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 B3LYP/cc-pVDZ
ABC
1.27580 0.31782 0.28537

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.232 -0.156 -0.022
C2 -0.032 0.536 0.048
O3 -1.203 -0.263 -0.114
H4 1.260 -0.731 -0.867
H5 1.335 -0.800 0.766
H6 -0.060 1.095 1.003
H7 -0.080 1.266 -0.775
H8 -1.265 -0.848 0.657

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.44252.43911.02291.02292.07012.07632.6786
C21.44251.42702.02802.04161.10711.10111.9509
O32.43911.42702.61802.73902.09712.00880.9695
H41.02292.02802.61801.63622.92872.40732.9520
H51.02292.04162.73901.63622.36522.94032.6024
H62.07011.10712.09712.92872.36521.78642.3117
H72.07631.10112.00882.40732.94031.78642.8145
H82.67861.95090.96952.95202.60242.31172.8145

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.424 N1 C2 H6 107.851
N1 C2 H7 108.693 C2 N1 H4 109.513
C2 N1 H5 110.657 C2 O3 H8 107.450
O3 C2 H6 111.061 O3 C2 H7 104.494
H4 N1 H5 106.216 H6 C2 H7 107.994
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.178      
2 C 0.153      
3 O -0.276      
4 H 0.074      
5 H 0.064      
6 H 0.011      
7 H 0.031      
8 H 0.120      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.291 -1.157 1.186 1.683
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.984 -1.245 -1.777
y -1.245 -16.974 -1.307
z -1.777 -1.307 -16.725
Traceless
 xyz
x -6.135 -1.245 -1.777
y -1.245 2.881 -1.307
z -1.777 -1.307 3.254
Polar
3z2-r26.508
x2-y2-6.010
xy-1.245
xz-1.777
yz-1.307


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.588 -0.108 -0.110
y -0.108 3.463 -0.177
z -0.110 -0.177 3.435


<r2> (average value of r2) Å2
<r2> 49.630
(<r2>)1/2 7.045