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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: TPSSh/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at TPSSh/6-311+G(3df,2p)
 hartrees
Energy at 0K-171.150033
Energy at 298.15K-171.156539
HF Energy-171.150033
Nuclear repulsion energy81.967478
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/6-311+G(3df,2p)
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 3796 16.22      
2 A 3572 3572 2.61      
3 A 3489 3489 1.52      
4 A 3103 3103 25.06      
5 A 3027 3027 51.26      
6 A 1666 1666 26.53      
7 A 1513 1513 0.05      
8 A 1417 1417 30.59      
9 A 1384 1384 1.97      
10 A 1359 1359 4.79      
11 A 1148 1148 33.33      
12 A 1086 1086 28.02      
13 A 972 972 240.30      
14 A 898 898 2.98      
15 A 797 797 147.93      
16 A 467 467 45.65      
17 A 392 392 82.78      
18 A 276 276 69.28      

Unscaled Zero Point Vibrational Energy (zpe) 15180.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 15180.9 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/6-311+G(3df,2p)
ABC
1.28931 0.31556 0.28420

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-311+G(3df,2p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.230 -0.160 -0.020
C2 -0.027 0.536 0.048
O3 -1.208 -0.263 -0.116
H4 1.299 -0.709 -0.871
H5 1.366 -0.783 0.769
H6 -0.068 1.077 0.998
H7 -0.077 1.253 -0.770
H8 -1.305 -0.830 0.657

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43872.44131.01481.01452.06122.06582.7075
C21.43871.43482.03792.05001.09381.08911.9672
O32.44131.43482.65522.77122.08252.00160.9641
H41.01482.03792.65521.64332.92362.39843.0213
H51.01452.05002.77121.64332.35912.93222.6738
H62.06121.09382.08252.92362.35911.77692.2985
H72.06581.08912.00162.39842.93221.77692.8084
H82.70751.96720.96413.02132.67382.29852.8084

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.337 N1 C2 H6 108.189
N1 C2 H7 108.833 C2 N1 H4 111.149
C2 N1 H5 112.208 C2 O3 H8 108.579
O3 C2 H6 110.159 O3 C2 H7 104.107
H4 N1 H5 108.153 H6 C2 H7 108.986
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.766      
2 C 0.728      
3 O -0.573      
4 H 0.163      
5 H 0.157      
6 H 0.063      
7 H 0.059      
8 H 0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.400 -0.970 1.247 1.630
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 5.116 0.040 -0.062
y 0.040 4.431 -0.042
z -0.062 -0.042 4.113


<r2> (average value of r2) Å2
<r2> 50.168
(<r2>)1/2 7.083