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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: TPSSh/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at TPSSh/Def2TZVPP
 hartrees
Energy at 0K-171.158141
Energy at 298.15K-171.164645
HF Energy-171.158141
Nuclear repulsion energy81.966794
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/Def2TZVPP
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 3787 3787 14.44      
2 A 3569 3569 1.45      
3 A 3486 3486 0.89      
4 A 3105 3105 27.62      
5 A 3026 3026 56.49      
6 A 1668 1668 23.45      
7 A 1510 1510 0.04      
8 A 1417 1417 32.33      
9 A 1386 1386 2.05      
10 A 1362 1362 4.20      
11 A 1151 1151 29.64      
12 A 1089 1089 26.50      
13 A 973 973 241.45      
14 A 898 898 3.91      
15 A 806 806 150.63      
16 A 468 468 44.57      
17 A 395 395 82.93      
18 A 272 272 69.87      

Unscaled Zero Point Vibrational Energy (zpe) 15183.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 15183.9 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/Def2TZVPP
ABC
1.29039 0.31540 0.28412

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.231 -0.160 -0.020
C2 -0.027 0.536 0.048
O3 -1.208 -0.263 -0.117
H4 1.296 -0.710 -0.870
H5 1.362 -0.785 0.768
H6 -0.065 1.077 0.998
H7 -0.075 1.253 -0.770
H8 -1.304 -0.827 0.660

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43862.44271.01441.01422.06072.06522.7075
C21.43861.43522.03512.04731.09421.08931.9651
O32.44271.43522.65242.76772.08422.00240.9642
H41.01442.03512.65241.64142.92132.39603.0186
H51.01422.04732.76771.64142.35762.93012.6686
H62.06071.09422.08422.92132.35761.77662.2967
H72.06521.08932.00242.39602.93011.77662.8074
H82.70751.96510.96423.01862.66862.29672.8074

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.422 N1 C2 H6 108.125
N1 C2 H7 108.775 C2 N1 H4 110.937
C2 N1 H5 111.996 C2 O3 H8 108.365
O3 C2 H6 110.244 O3 C2 H7 104.127
H4 N1 H5 108.018 H6 C2 H7 108.910
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.336      
2 C 0.143      
3 O -0.350      
4 H 0.139      
5 H 0.123      
6 H 0.051      
7 H 0.058      
8 H 0.174      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.375 -1.029 1.241 1.655
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 4.522 -0.037 -0.086
y -0.037 4.053 -0.110
z -0.086 -0.110 3.921


<r2> (average value of r2) Å2
<r2> 50.011
(<r2>)1/2 7.072