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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-170.938061
Energy at 298.15K-170.944453
HF Energy-170.938061
Nuclear repulsion energy81.571862
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 3776 3602 10.36      
2 A 3684 3514 1.93      
3 A 3647 3478 5.31      
4 A 3183 3036 32.18      
5 A 3082 2939 68.22      
6 A 1719 1640 45.51      
7 A 1543 1471 1.01      
8 A 1446 1379 24.26      
9 A 1396 1332 3.14      
10 A 1356 1293 11.21      
11 A 1194 1139 95.41      
12 A 1129 1077 11.22      
13 A 945 902 229.96      
14 A 904 862 4.26      
15 A 579 552 219.85      
16 A 432 412 121.92      
17 A 421 401 119.14      
18 A 273 260 174.16      

Unscaled Zero Point Vibrational Energy (zpe) 15354.2 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 14643.3 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
1.30544 0.30915 0.27962

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 1.203 -0.188 -0.026
C2 -0.016 0.533 0.045
O3 -1.237 -0.253 -0.103
H4 1.436 -0.637 -0.894
H5 1.559 -0.635 0.801
H6 -0.039 1.086 0.989
H7 -0.086 1.243 -0.776
H8 -1.295 -0.914 0.611

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.41832.44221.00491.00462.04852.06672.6779
C21.41831.45962.08782.10131.09431.08772.0118
O32.44221.45962.81372.96282.10262.00420.9745
H41.00492.08782.81371.69922.94802.42123.1301
H51.00462.10132.96281.69922.35632.95242.8731
H62.04851.09432.10262.94802.35631.77262.3911
H72.06671.08772.00422.42122.95241.77262.8349
H82.67792.01180.97453.13012.87312.39112.8349

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.119 N1 C2 H6 108.552
N1 C2 H7 110.421 C2 N1 H4 117.989
C2 N1 H5 119.307 C2 O3 H8 109.880
O3 C2 H6 110.013 O3 C2 H7 102.801
H4 N1 H5 115.465 H6 C2 H7 108.654
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 -0.741      
2 C 0.042      
3 O -0.618      
4 H 0.318      
5 H 0.309      
6 H 0.155      
7 H 0.188      
8 H 0.347      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.450 -1.131 1.482 2.362
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.306 -1.458 -2.021
y -1.458 -17.072 -1.357
z -2.021 -1.357 -16.357
Traceless
 xyz
x -5.591 -1.458 -2.021
y -1.458 2.259 -1.357
z -2.021 -1.357 3.332
Polar
3z2-r26.663
x2-y2-5.233
xy-1.458
xz-2.021
yz-1.357


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.391 -0.080 -0.042
y -0.080 2.869 -0.232
z -0.042 -0.232 3.055


<r2> (average value of r2) Å2
<r2> 50.484
(<r2>)1/2 7.105