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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: PBE1PBE/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at PBE1PBE/aug-cc-pVDZ
 hartrees
Energy at 0K-170.918690
Energy at 298.15K-170.925225
HF Energy-170.918690
Nuclear repulsion energy82.218041
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 PBE1PBE/aug-cc-pVDZ
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 3863 3715 23.54      
2 A 3629 3490 4.77      
3 A 3536 3401 2.15      
4 A 3136 3015 23.74      
5 A 3056 2939 51.66      
6 A 1650 1587 28.63      
7 A 1479 1422 0.43      
8 A 1409 1355 37.29      
9 A 1375 1323 2.06      
10 A 1355 1303 3.46      
11 A 1168 1123 53.94      
12 A 1118 1075 21.79      
13 A 1025 986 211.87      
14 A 906 872 2.86      
15 A 799 768 145.12      
16 A 478 459 46.02      
17 A 395 380 84.76      
18 A 272 262 71.44      

Unscaled Zero Point Vibrational Energy (zpe) 15325.0 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 14736.5 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 PBE1PBE/aug-cc-pVDZ
ABC
1.29141 0.31880 0.28692

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.224 -0.158 -0.020
C2 -0.030 0.532 0.048
O3 -1.200 -0.263 -0.116
H4 1.294 -0.706 -0.872
H5 1.362 -0.784 0.768
H6 -0.068 1.082 1.002
H7 -0.078 1.261 -0.771
H8 -1.291 -0.839 0.650

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43322.42821.01571.01542.06182.06652.6895
C21.43321.42422.03352.04651.10161.09701.9574
O32.42821.42422.64432.76002.08302.00260.9624
H41.01572.03352.64431.64372.92672.39993.0027
H51.01542.04652.76001.64372.36192.93582.6557
H62.06181.10162.08302.92672.36191.78232.3038
H72.06651.09702.00262.39992.93581.78232.8104
H82.68951.95740.96243.00272.65572.30382.8104

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.382 N1 C2 H6 108.148
N1 C2 H7 108.794 C2 N1 H4 111.135
C2 N1 H5 112.270 C2 O3 H8 108.651
O3 C2 H6 110.472 O3 C2 H7 104.433
H4 N1 H5 108.053 H6 C2 H7 108.321
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.176      
2 C 1.040      
3 O -0.458      
4 H -0.028      
5 H -0.043      
6 H -0.193      
7 H -0.236      
8 H 0.095      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.374 -1.019 1.231 1.641
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.839 -1.531 -1.972
y -1.531 -17.678 -1.441
z -1.972 -1.441 -16.963
Traceless
 xyz
x -6.519 -1.531 -1.972
y -1.531 2.723 -1.441
z -1.972 -1.441 3.796
Polar
3z2-r27.591
x2-y2-6.161
xy-1.531
xz-1.972
yz-1.441


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.042 0.056 -0.060
y 0.056 4.498 -0.047
z -0.060 -0.047 4.182


<r2> (average value of r2) Å2
<r2> 49.895
(<r2>)1/2 7.064