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

using model chemistry: HF/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-302.160229
Energy at 298.15K-302.170732
Nuclear repulsion energy256.466410
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/aug-cc-pVTZ
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 3943 3590 43.99      
2 A 3823 3480 40.07      
3 A 3314 3017 4.52      
4 A 3260 2967 28.50      
5 A 3210 2922 42.70      
6 A 3201 2914 45.36      
7 A 3154 2871 53.05      
8 A 3142 2860 72.05      
9 A 1890 1721 572.87      
10 A 1775 1616 178.51      
11 A 1651 1503 99.10      
12 A 1632 1486 4.16      
13 A 1625 1480 6.45      
14 A 1620 1475 9.15      
15 A 1608 1464 33.85      
16 A 1568 1428 6.78      
17 A 1544 1406 251.12      
18 A 1408 1282 36.27      
19 A 1374 1251 35.70      
20 A 1267 1153 9.23      
21 A 1224 1114 2.09      
22 A 1197 1090 45.61      
23 A 1168 1064 31.51      
24 A 1108 1009 27.08      
25 A 875 797 50.16      
26 A 826 752 5.38      
27 A 649 591 12.00      
28 A 567 516 91.50      
29 A 551 502 31.88      
30 A 446 406 5.48      
31 A 412 375 109.76      
32 A 350 319 11.45      
33 A 229 209 9.30      
34 A 145 132 2.21      
35 A 104 95 7.64      
36 A 76 70 3.53      

Unscaled Zero Point Vibrational Energy (zpe) 27968.0 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 25462.0 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/aug-cc-pVTZ
ABC
0.17241 0.12076 0.07329

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.544 0.612 -0.070
O2 -1.177 -1.340 0.058
C3 -0.745 -0.223 -0.018
N4 0.582 0.056 -0.139
H5 -1.321 1.723 -0.358
N6 -1.589 0.856 0.036
H7 1.866 -1.155 1.014
H8 2.375 -0.858 -0.645
H9 1.043 -1.957 -0.313
C10 1.519 -1.042 -0.009
H11 0.712 2.096 -0.650
H12 2.173 1.364 -0.064
H13 0.898 1.763 1.070
C14 1.103 1.389 0.072

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.38701.98393.17581.67730.99174.87305.16644.41864.38723.62514.77723.80463.7321
O22.38701.19992.25463.09482.23513.19463.65292.33342.71323.98454.30743.86823.5568
C31.98391.19991.36192.05781.37122.95843.24572.50782.40782.81113.32302.79862.4550
N43.17582.25461.36192.53892.32022.10872.07562.07231.44942.10642.06132.11571.4469
H51.67733.09482.05782.53890.98904.50794.51734.37363.97872.08753.52502.63912.4845
N60.99172.23511.37122.32020.98904.11554.37243.86803.64202.70233.79782.84202.7447
H74.87303.19462.95842.10874.50794.11551.76131.75491.08683.83022.75783.07532.8187
H85.16643.65293.24572.07564.51734.37241.76131.75831.08213.38992.30603.46362.6803
H94.41862.33342.50782.07234.37363.86801.75491.75831.07494.07973.51663.97123.3686
C104.38722.71322.40781.44943.97873.64201.08681.08211.07493.30232.49393.06912.4678
H113.62513.98452.81112.10642.08752.70233.83023.38994.07973.30231.73611.76211.0833
H124.77724.30743.32302.06133.52503.79782.75782.30603.51662.49391.73611.75281.0791
H133.80463.86822.79862.11572.63912.84203.07533.46363.97123.06911.76211.75281.0854
C143.73213.55682.45501.44692.48452.74472.81872.68033.36862.46781.08331.07911.0854

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 113.220 H1 N6 H5 115.732
O2 C3 N4 123.180 O2 C3 N6 120.622
C3 N4 C10 117.811 C3 N4 C14 121.832
C3 N6 H5 120.493 N4 C3 N6 116.190
N4 C10 H7 111.695 N4 C10 H8 109.295
N4 C10 H9 109.463 N4 C14 H11 111.914
N4 C14 H12 108.502 N4 C14 H13 112.547
H7 C10 H8 108.601 H7 C10 H9 108.547
H8 C10 H9 109.200 C10 N4 C14 116.874
H11 C14 H12 106.813 H11 C14 H13 108.687
H12 C14 H13 108.151
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.130      
2 O -0.773      
3 C 0.280      
4 N 0.314      
5 H 0.160      
6 N -0.284      
7 H 0.318      
8 H 0.366      
9 H 0.395      
10 C -0.981      
11 H 0.293      
12 H 0.356      
13 H 0.333      
14 C -0.908      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.848 3.745 -0.674 4.231
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.507 -5.220 1.660
y -5.220 -38.059 -0.972
z 1.660 -0.972 -38.080
Traceless
 xyz
x 4.562 -5.220 1.660
y -5.220 -2.266 -0.972
z 1.660 -0.972 -2.296
Polar
3z2-r2-4.593
x2-y24.552
xy-5.220
xz1.660
yz-0.972


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.889 0.013 0.014
y 0.013 8.657 -0.039
z 0.014 -0.039 6.270


<r2> (average value of r2) Å2
<r2> 162.879
(<r2>)1/2 12.762