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All results from a given calculation for N(CH3)2CONH2 (Urea, N,N-dimethyl-)

using model chemistry: HF/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/6-311G*
 hartrees
Energy at 0K-302.106801
Energy at 298.15K-302.117369
Nuclear repulsion energy256.238218
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 HF/6-311G*
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 3955 3577 26.42      
2 A 3844 3476 28.26      
3 A 3344 3024 8.31      
4 A 3287 2973 39.67      
5 A 3239 2929 54.07      
6 A 3231 2922 61.80      
7 A 3182 2878 55.16      
8 A 3167 2864 79.20      
9 A 1933 1748 541.41      
10 A 1821 1647 175.58      
11 A 1666 1507 86.85      
12 A 1650 1493 4.78      
13 A 1641 1484 5.56      
14 A 1637 1480 10.64      
15 A 1626 1470 39.30      
16 A 1583 1432 8.21      
17 A 1553 1405 267.91      
18 A 1417 1281 36.41      
19 A 1385 1253 30.78      
20 A 1275 1153 9.43      
21 A 1233 1115 2.99      
22 A 1214 1098 59.16      
23 A 1177 1065 30.87      
24 A 1113 1007 24.43      
25 A 885 800 81.88      
26 A 832 752 7.94      
27 A 655 592 20.31      
28 A 612 554 178.28      
29 A 555 502 5.27      
30 A 453 410 18.74      
31 A 430 389 70.47      
32 A 349 316 11.17      
33 A 240 217 14.49      
34 A 151 137 1.63      
35 A 113 102 6.55      
36 A 69 62 5.58      

Unscaled Zero Point Vibrational Energy (zpe) 28258.2 cm-1
Scaled (by 0.9044) Zero Point Vibrational Energy (zpe) 25556.7 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 HF/6-311G*
ABC
0.17180 0.12074 0.07338

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.546 0.592 -0.064
O2 -1.165 -1.344 0.086
C3 -0.745 -0.228 -0.020
N4 0.584 0.063 -0.166
H5 -1.351 1.684 -0.462
N6 -1.593 0.855 0.025
H7 1.832 -1.174 1.009
H8 2.398 -0.838 -0.627
H9 1.059 -1.946 -0.365
C10 1.520 -1.036 -0.024
H11 0.711 2.123 -0.603
H12 2.170 1.378 -0.025
H13 0.875 1.733 1.107
C14 1.097 1.393 0.099

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.38251.97963.17581.66700.99284.84065.17734.41924.38033.63964.78103.79153.7335
O22.38251.19742.25893.08272.24143.14033.66902.34812.70554.00224.30653.83043.5509
C31.97961.19741.36782.05391.37662.93103.25842.51492.40492.82633.32782.78172.4563
N43.17582.25891.36782.54142.32422.11362.07752.07451.45112.10972.06512.11911.4497
H51.66703.08272.05392.54140.99094.52344.52144.35863.97942.11363.56102.72372.5284
N60.99282.24141.37662.32420.99094.10054.38403.87743.64322.70403.79912.83402.7441
H74.84063.14032.93102.11364.52344.10051.76361.75501.08793.83742.77473.06172.8209
H85.17733.66903.25842.07754.52144.38401.76361.75801.08303.40752.30783.45422.6826
H94.41922.34812.51492.07454.35863.87741.75501.75801.07574.09103.52173.96663.3715
C104.38032.70552.40491.45113.97943.64321.08791.08301.07573.31212.50033.05972.4688
H113.63964.00222.82632.10972.11362.70403.83743.40754.09103.31211.73661.76171.0842
H124.78104.30653.32782.06513.56103.79912.77472.30783.52172.50031.73661.75541.0800
H133.79153.83042.78172.11912.72372.83403.06173.45423.96663.05971.76171.75541.0860
C143.73353.55092.45631.44972.52842.74412.82092.68263.37152.46881.08421.08001.0860

picture of Urea, N,N-dimethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 N6 C3 112.317 H1 N6 H5 114.357
O2 C3 N4 123.297 O2 C3 N6 120.944
C3 N4 C10 117.082 C3 N4 C14 121.304
C3 N6 H5 119.451 N4 C3 N6 115.748
N4 C10 H7 111.912 N4 C10 H8 109.275
N4 C10 H9 109.473 N4 C14 H11 111.925
N4 C14 H12 108.555 N4 C14 H13 112.591
H7 C10 H8 108.663 H7 C10 H9 108.419
H8 C10 H9 109.051 C10 N4 C14 116.659
H11 C14 H12 106.723 H11 C14 H13 108.541
H12 C14 H13 108.279
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.376 0.401   0.404
2 O -0.524 -0.664   -0.631
3 C 0.795 0.948   0.835
4 N -0.496 -0.385   -0.208
5 H 0.361 0.388   0.385
6 N -0.903 -0.988   -0.956
7 H 0.205 0.080   0.125
8 H 0.208 0.065   0.104
9 H 0.260 0.079   0.118
10 C -0.469 -0.091   -0.259
11 H 0.206 0.013   0.095
12 H 0.225 0.062   0.138
13 H 0.226 0.047   0.130
14 C -0.469 0.044   -0.278


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.648 3.597 -0.873 4.052
CHELPG        
AIM        
ESP 1.694 3.590 -0.884 4.067


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.958 -4.992 2.117
y -4.992 -37.990 -1.121
z 2.117 -1.121 -37.892
Traceless
 xyz
x 4.983 -4.992 2.117
y -4.992 -2.565 -1.121
z 2.117 -1.121 -2.418
Polar
3z2-r2-4.835
x2-y25.032
xy-4.992
xz2.117
yz-1.121


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.533 0.063 -0.005
y 0.063 7.371 -0.143
z -0.005 -0.143 5.064


<r2> (average value of r2) Å2
<r2> 162.732
(<r2>)1/2 12.757