return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B3LYPultrafine/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at B3LYPultrafine/TZVP
 hartrees
Energy at 0K-171.151809
Energy at 298.15K-171.158362
HF Energy-171.151809
Nuclear repulsion energy81.981546
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 B3LYPultrafine/TZVP
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 3796 3657 15.60      
2 A 3597 3465 2.89      
3 A 3509 3381 1.17      
4 A 3111 2998 27.44      
5 A 3031 2920 58.12      
6 A 1674 1612 33.43      
7 A 1503 1448 0.13      
8 A 1431 1379 35.72      
9 A 1388 1337 1.09      
10 A 1364 1314 6.08      
11 A 1159 1117 34.20      
12 A 1091 1051 33.37      
13 A 972 936 244.57      
14 A 914 880 2.86      
15 A 780 752 176.10      
16 A 477 459 57.44      
17 A 411 396 94.16      
18 A 291 281 83.60      

Unscaled Zero Point Vibrational Energy (zpe) 15249.3 cm-1
Scaled (by 0.9634) Zero Point Vibrational Energy (zpe) 14691.2 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 B3LYPultrafine/TZVP
ABC
1.29244 0.31534 0.28403

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.226 -0.162 -0.021
C2 -0.027 0.535 0.048
O3 -1.211 -0.261 -0.114
H4 1.314 -0.700 -0.875
H5 1.388 -0.769 0.772
H6 -0.062 1.078 0.998
H7 -0.076 1.257 -0.766
H8 -1.294 -0.848 0.647

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43532.44021.01271.01242.05742.06462.6955
C21.43531.43562.04312.05641.09441.08911.9684
O32.44021.43562.67282.79262.08552.00410.9642
H41.01272.04312.67281.65012.92552.40283.0227
H51.01242.05642.79261.65012.35902.93532.6864
H62.05741.09442.08552.92552.35901.77272.3127
H72.06461.08912.00412.40282.93531.77272.8120
H82.69551.96840.96423.02272.68642.31272.8120

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.419 N1 C2 H6 108.082
N1 C2 H7 108.972 C2 N1 H4 111.997
C2 N1 H5 113.172 C2 O3 H8 108.620
O3 C2 H6 110.306 O3 C2 H7 104.241
H4 N1 H5 109.138 H6 C2 H7 108.558
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.416      
2 C -0.088      
3 O -0.384      
4 H 0.202      
5 H 0.194      
6 H 0.117      
7 H 0.130      
8 H 0.245      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.519 -1.124 1.344 1.827
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.956 -1.590 -2.079
y -1.590 -17.535 -1.444
z -2.079 -1.444 -16.889
Traceless
 xyz
x -6.744 -1.590 -2.079
y -1.590 2.888 -1.444
z -2.079 -1.444 3.857
Polar
3z2-r27.714
x2-y2-6.421
xy-1.590
xz-2.079
yz-1.444


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.220 -0.032 -0.083
y -0.032 3.819 -0.131
z -0.083 -0.131 3.735


<r2> (average value of r2) Å2
<r2> 50.210
(<r2>)1/2 7.086