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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B1B95/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at B1B95/6-31G*
 hartrees
Energy at 0K-170.990623
Energy at 298.15K-170.997242
HF Energy-170.990623
Nuclear repulsion energy82.462038
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 B1B95/6-31G*
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 3805 3612 10.73      
2 A 3619 3436 0.82      
3 A 3527 3348 0.50      
4 A 3158 2998 33.45      
5 A 3067 2911 67.68      
6 A 1712 1625 26.36      
7 A 1532 1454 0.13      
8 A 1447 1374 48.70      
9 A 1410 1338 1.50      
10 A 1398 1327 3.64      
11 A 1184 1124 31.47      
12 A 1133 1075 27.63      
13 A 1055 1002 236.85      
14 A 918 871 3.15      
15 A 860 816 168.77      
16 A 480 455 52.51      
17 A 428 407 118.27      
18 A 308 292 73.00      

Unscaled Zero Point Vibrational Energy (zpe) 15519.7 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 14732.8 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 B1B95/6-31G*
ABC
1.29874 0.32090 0.28875

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.224 -0.156 -0.020
C2 -0.033 0.530 0.048
O3 -1.195 -0.262 -0.116
H4 1.268 -0.710 -0.869
H5 1.339 -0.793 0.761
H6 -0.064 1.081 0.996
H7 -0.076 1.255 -0.766
H8 -1.278 -0.830 0.660

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43402.42411.01461.01462.05482.05892.6795
C21.43401.41652.01812.03481.09651.09061.9431
O32.42411.41652.61482.73382.07861.99410.9653
H41.01462.01812.61481.63362.90872.38382.9724
H51.01462.03482.73381.63362.35242.92032.6190
H62.05481.09652.07862.90872.35241.76992.2889
H72.05891.09061.99412.38382.92031.76992.7973
H82.67951.94310.96532.97242.61902.28892.7973

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.512 N1 C2 H6 107.842
N1 C2 H7 108.516 C2 N1 H4 109.830
C2 N1 H5 111.252 C2 O3 H8 107.830
O3 C2 H6 110.969 O3 C2 H7 104.632
H4 N1 H5 107.231 H6 C2 H7 108.044
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.722      
2 C 0.003      
3 O -0.619      
4 H 0.318      
5 H 0.304      
6 H 0.150      
7 H 0.178      
8 H 0.388      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.215 -1.280 1.310 1.844
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.284 -1.462 -2.013
y -1.462 -16.815 -1.413
z -2.013 -1.413 -16.410
Traceless
 xyz
x -6.672 -1.462 -2.013
y -1.462 3.032 -1.413
z -2.013 -1.413 3.640
Polar
3z2-r27.280
x2-y2-6.469
xy-1.462
xz-2.013
yz-1.413


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.342 -0.123 -0.088
y -0.123 3.187 -0.184
z -0.088 -0.184 3.285


<r2> (average value of r2) Å2
<r2> 49.189
(<r2>)1/2 7.013