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: BLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at BLYP/STO-3G
 hartrees
Energy at 0K-168.712091
Energy at 298.15K-168.718406
HF Energy-168.712091
Nuclear repulsion energy78.206033
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 BLYP/STO-3G
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 3472 3212 74.87      
2 A 3468 3208 6.32      
3 A 3287 3041 11.00      
4 A 3279 3034 21.70      
5 A 3144 2909 18.95      
6 A 1811 1676 2.41      
7 A 1574 1456 0.81      
8 A 1530 1415 10.98      
9 A 1441 1334 1.19      
10 A 1412 1306 20.59      
11 A 1188 1099 0.18      
12 A 1155 1069 13.76      
13 A 1010 935 53.34      
14 A 904 836 8.38      
15 A 847 783 74.76      
16 A 418 387 55.37      
17 A 399 369 47.79      
18 A 318 294 32.92      

Unscaled Zero Point Vibrational Energy (zpe) 15328.0 cm-1
Scaled (by 0.9252) Zero Point Vibrational Energy (zpe) 14181.5 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 BLYP/STO-3G
ABC
1.16732 0.28863 0.25925

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.320 -0.157 -0.017
C2 -0.046 0.566 0.054
O3 -1.258 -0.278 -0.131
H4 1.234 -0.760 -0.906
H5 1.248 -0.915 0.748
H6 -0.058 1.127 1.028
H7 -0.069 1.301 -0.790
H8 -1.261 -0.825 0.762

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.54762.58371.07801.07922.15402.15682.7772
C21.54761.48882.07822.08581.12441.11861.9779
O32.58371.48882.65392.73052.18152.08371.0467
H41.07802.07822.65391.66092.99522.44073.0015
H51.07922.08582.73051.66092.44003.00122.5098
H62.15401.12442.18152.99522.44001.82662.3080
H72.15681.11862.08372.44073.00121.82662.8889
H82.77721.97791.04673.00152.50982.30802.8889

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.608 N1 C2 H6 106.357
N1 C2 H7 106.884 C2 N1 H4 103.196
C2 N1 H5 103.697 C2 O3 H8 101.100
O3 C2 H6 112.442 O3 C2 H7 105.216
H4 N1 H5 100.703 H6 C2 H7 109.045
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.343      
2 C -0.010      
3 O -0.221      
4 H 0.145      
5 H 0.134      
6 H 0.067      
7 H 0.080      
8 H 0.149      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.500 -1.111 0.912 1.522
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.222 -1.302 -1.544
y -1.302 -15.825 -0.888
z -1.544 -0.888 -15.816
Traceless
 xyz
x -6.402 -1.302 -1.544
y -1.302 3.194 -0.888
z -1.544 -0.888 3.208
Polar
3z2-r26.416
x2-y2-6.397
xy-1.302
xz-1.544
yz-0.888


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.104 -0.034 -0.138
y -0.034 1.953 -0.273
z -0.138 -0.273 2.093


<r2> (average value of r2) Å2
<r2> 52.339
(<r2>)1/2 7.235