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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B3LYP/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at B3LYP/LANL2DZ
 hartrees
Energy at 0K-171.059878
Energy at 298.15K-171.066200
HF Energy-171.059878
Nuclear repulsion energy80.653358
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 B3LYP/LANL2DZ
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 3735 3590 9.10      
2 A 3668 3526 2.55      
3 A 3602 3462 5.36      
4 A 3169 3046 34.68      
5 A 3070 2951 75.46      
6 A 1688 1623 51.58      
7 A 1505 1446 2.31      
8 A 1435 1380 21.86      
9 A 1364 1311 4.11      
10 A 1321 1269 12.86      
11 A 1167 1121 88.14      
12 A 1095 1053 20.62      
13 A 911 875 196.23      
14 A 892 858 53.65      
15 A 561 540 213.30      
16 A 427 411 134.76      
17 A 400 384 96.72      
18 A 271 261 174.48      

Unscaled Zero Point Vibrational Energy (zpe) 15140.1 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 14552.7 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 B3LYP/LANL2DZ
ABC
1.27437 0.30194 0.27258

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.218 -0.191 -0.026
C2 -0.013 0.544 0.045
O3 -1.254 -0.255 -0.100
H4 1.444 -0.651 -0.899
H5 1.572 -0.641 0.808
H6 -0.040 1.097 0.994
H7 -0.089 1.248 -0.787
H8 -1.299 -0.940 0.601

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43562.47431.01201.01182.06982.08712.7003
C21.43561.48342.10802.12091.09881.09212.0413
O32.47431.48342.84212.99402.12162.02150.9819
H41.01202.10802.84211.71192.97392.44303.1402
H51.01182.12092.99401.71192.37772.97782.8946
H62.06981.09882.12162.97392.37771.78802.4272
H72.08711.09212.02152.44302.97781.78802.8597
H82.70032.04130.98193.14022.89462.42722.8597

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 115.900 N1 C2 H6 108.781
N1 C2 H7 110.576 C2 N1 H4 117.873
C2 N1 H5 119.115 C2 O3 H8 110.124
O3 C2 H6 109.595 O3 C2 H7 102.357
H4 N1 H5 115.530 H6 C2 H7 109.391
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.592      
2 C -0.245      
3 O -0.484      
4 H 0.297      
5 H 0.285      
6 H 0.192      
7 H 0.221      
8 H 0.325      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.542 -1.142 1.497 2.434
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.938 -1.527 -1.979
y -1.527 -17.095 -1.334
z -1.979 -1.334 -16.466
Traceless
 xyz
x -6.157 -1.527 -1.979
y -1.527 2.607 -1.334
z -1.979 -1.334 3.550
Polar
3z2-r27.100
x2-y2-5.843
xy-1.527
xz-1.979
yz-1.334


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.528 -0.090 -0.012
y -0.090 2.980 -0.235
z -0.012 -0.235 3.117


<r2> (average value of r2) Å2
<r2> 51.549
(<r2>)1/2 7.180