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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B1B95/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-171.018083
Energy at 298.15K-171.024646
HF Energy-171.018083
Nuclear repulsion energy82.382800
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 B1B95/6-31+G**
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 3886 3717 23.88      
2 A 3672 3513 7.08      
3 A 3572 3417 1.57      
4 A 3157 3020 26.24      
5 A 3070 2937 57.07      
6 A 1678 1605 40.31      
7 A 1509 1443 0.10      
8 A 1425 1364 41.25      
9 A 1388 1328 1.71      
10 A 1363 1304 5.62      
11 A 1165 1115 65.32      
12 A 1113 1064 25.77      
13 A 1028 984 240.73      
14 A 907 867 3.24      
15 A 792 758 182.41      
16 A 481 460 51.53      
17 A 413 395 103.96      
18 A 291 278 96.89      

Unscaled Zero Point Vibrational Energy (zpe) 15454.5 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 14783.8 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 B1B95/6-31+G**
ABC
1.30264 0.31912 0.28762

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.220 -0.159 -0.019
C2 -0.030 0.530 0.048
O3 -1.200 -0.262 -0.117
H4 1.309 -0.690 -0.876
H5 1.376 -0.776 0.768
H6 -0.068 1.074 0.998
H7 -0.077 1.254 -0.765
H8 -1.303 -0.833 0.650

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.42962.42381.01171.01142.05362.05842.6960
C21.42961.42212.03422.04961.09491.08971.9600
O32.42381.42212.65592.77142.07541.99500.9616
H41.01172.03422.65591.64702.91932.39063.0286
H51.01142.04962.77141.64702.35862.92922.6826
H62.05361.09492.07542.91932.35861.77172.2989
H72.05841.08971.99502.39062.92921.77172.8042
H82.69601.96000.96163.02862.68262.29892.8042

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.416 N1 C2 H6 108.133
N1 C2 H7 108.829 C2 N1 H4 111.719
C2 N1 H5 113.093 C2 O3 H8 109.095
O3 C2 H6 110.413 O3 C2 H7 104.387
H4 N1 H5 108.997 H6 C2 H7 108.376
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.657      
2 C -0.061      
3 O -0.509      
4 H 0.305      
5 H 0.291      
6 H 0.136      
7 H 0.156      
8 H 0.339      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.428 -1.127 1.399 1.847
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.105 -1.676 -2.237
y -1.676 -17.550 -1.545
z -2.237 -1.545 -16.770
Traceless
 xyz
x -6.945 -1.676 -2.237
y -1.676 2.887 -1.545
z -2.237 -1.545 4.058
Polar
3z2-r28.116
x2-y2-6.555
xy-1.676
xz-2.237
yz-1.545


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.472 0.030 -0.043
y 0.030 3.924 -0.047
z -0.043 -0.047 3.679


<r2> (average value of r2) Å2
<r2> 49.818
(<r2>)1/2 7.058