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

using model chemistry: B3LYP/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/CEP-31G
 hartrees
Energy at 0K-57.475640
Energy at 298.15K-57.485623
Nuclear repulsion energy139.226352
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/CEP-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 3781 3662 30.53      
2 A 3629 3514 30.90      
3 A 3179 3078 3.97      
4 A 3144 3045 31.86      
5 A 3088 2990 82.37      
6 A 3068 2972 64.50      
7 A 3022 2926 81.89      
8 A 3004 2909 79.78      
9 A 1663 1611 257.12      
10 A 1612 1561 294.01      
11 A 1532 1484 88.53      
12 A 1525 1477 8.38      
13 A 1518 1470 2.32      
14 A 1508 1461 15.10      
15 A 1490 1442 54.21      
16 A 1456 1410 28.37      
17 A 1426 1381 210.88      
18 A 1283 1242 6.15      
19 A 1267 1227 77.09      
20 A 1165 1128 0.24      
21 A 1124 1088 0.03      
22 A 1087 1053 16.58      
23 A 1061 1028 30.02      
24 A 1020 988 26.27      
25 A 745 722 0.23      
26 A 735 712 48.69      
27 A 577 559 5.97      
28 A 532 515 147.21      
29 A 500 484 10.64      
30 A 404 391 187.43      
31 A 387 375 3.96      
32 A 303 293 9.95      
33 A 212 205 3.26      
34 A 151 146 0.12      
35 A 101 98 3.69      
36 A 45 43 10.43      

Unscaled Zero Point Vibrational Energy (zpe) 26171.1 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 25344.1 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/CEP-31G
ABC
0.16109 0.11416 0.06859

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.648 0.583 0.000
O2 -1.212 -1.461 -0.000
C3 -0.774 -0.263 -0.000
N4 0.589 0.054 -0.001
H5 -1.386 1.795 0.001
N6 -1.663 0.821 0.000
H7 2.220 -0.996 0.901
H8 2.222 -0.996 -0.898
H9 1.034 -1.999 -0.000
C10 1.579 -1.047 0.000
H11 0.744 2.004 -0.899
H12 2.176 1.442 -0.003
H13 0.749 2.002 0.901
C14 1.077 1.449 -0.000

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.49802.05683.28051.75011.01385.19615.19774.49714.53083.78594.90053.79003.8245
O22.49801.27522.35373.26112.32653.57813.57952.30942.82174.07864.46164.08003.7025
C32.05681.27521.39942.14821.40283.21053.21162.50582.47992.87213.40722.87412.5214
N43.28052.35371.39942.63382.37942.13842.13832.10061.48062.15212.10812.15231.4780
H51.75013.26112.14822.63381.01264.64834.64964.50074.10802.32193.58042.32622.4874
N61.01382.32651.40282.37941.01264.38044.38183.90223.74202.82813.88912.83202.8107
H75.19613.57813.21052.13844.64834.38041.79871.79531.10583.79672.60043.33942.8458
H85.19773.57953.21162.13834.64964.38181.79871.79541.10583.34372.59683.79382.8453
H94.49712.30942.50582.10064.50073.90221.79531.79541.09714.11243.62534.11103.4486
C104.53082.82172.47991.48064.10803.74201.10581.10581.09713.28832.55933.28582.5465
H113.78594.07862.87212.15212.32192.82813.79673.34374.11243.28831.78051.80021.1070
H124.90054.46163.40722.10813.58043.88912.60042.59683.62532.55931.78051.78061.0997
H133.79004.08002.87412.15232.32622.83203.33943.79384.11103.28581.80021.78061.1071
C143.82453.70252.52141.47802.48742.81072.84582.84533.44862.54651.10701.09971.1071

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 115.732 H1 N6 H5 119.459
O2 C3 N4 123.219 O2 C3 N6 120.547
C3 N4 C10 118.844 C3 N4 C14 122.365
C3 N6 H5 124.810 N4 C3 N6 116.234
N4 C10 H7 110.704 N4 C10 H8 110.694
N4 C10 H9 108.235 N4 C14 H11 111.913
N4 C14 H12 108.847 N4 C14 H13 111.929
H7 C10 H8 108.833 H7 C10 H9 109.170
H8 C10 H9 109.174 C10 N4 C14 118.791
H11 C14 H12 107.583 H11 C14 H13 108.793
H12 C14 H13 107.591
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.328      
2 O -0.187      
3 C -0.290      
4 N 0.057      
5 H 0.310      
6 N -0.408      
7 H 0.171      
8 H 0.171      
9 H 0.251      
10 C -0.467      
11 H 0.178      
12 H 0.213      
13 H 0.178      
14 C -0.503      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.098 4.594 0.003 5.050
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.416 -6.490 -0.004
y -6.490 -37.681 0.001
z -0.004 0.001 -38.385
Traceless
 xyz
x 5.618 -6.490 -0.004
y -6.490 -2.281 0.001
z -0.004 0.001 -3.337
Polar
3z2-r2-6.673
x2-y25.266
xy-6.490
xz-0.004
yz0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.348 0.117 0.001
y 0.117 7.901 0.002
z 0.001 0.002 4.800


<r2> (average value of r2) Å2
<r2> 141.827
(<r2>)1/2 11.909