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

using model chemistry: B3LYP/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-303.908168
Energy at 298.15K-303.918338
Nuclear repulsion energy252.858559
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/6-31+G**
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 3704 3571 34.70      
2 A 3586 3458 23.98      
3 A 3176 3062 0.98      
4 A 3128 3016 12.72      
5 A 3087 2976 23.23      
6 A 3066 2956 48.16      
7 A 3016 2908 77.21      
8 A 2991 2883 69.84      
9 A 1747 1685 481.69      
10 A 1633 1575 159.20      
11 A 1542 1487 80.70      
12 A 1514 1460 12.76      
13 A 1507 1453 9.66      
14 A 1503 1449 17.24      
15 A 1483 1430 52.75      
16 A 1440 1388 13.11      
17 A 1431 1380 169.62      
18 A 1294 1248 35.84      
19 A 1270 1224 52.03      
20 A 1169 1127 3.60      
21 A 1129 1088 2.87      
22 A 1098 1059 46.92      
23 A 1083 1045 24.86      
24 A 1030 993 32.55      
25 A 769 742 2.04      
26 A 764 736 41.09      
27 A 596 575 11.04      
28 A 555 535 182.64      
29 A 515 496 7.31      
30 A 430 415 34.69      
31 A 389 375 21.39      
32 A 313 301 12.08      
33 A 191 184 4.26      
34 A 147 142 1.60      
35 A 119 115 6.00      
36 A 83 80 1.45      

Unscaled Zero Point Vibrational Energy (zpe) 26247.5 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 25307.8 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/6-31+G**
ABC
0.16817 0.11676 0.07107

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.553 0.666 0.159
O2 1.241 -1.342 -0.061
C3 0.762 -0.209 -0.017
N4 -0.592 0.040 -0.043
H5 1.286 1.745 0.494
N6 1.586 0.916 0.001
H7 -2.217 -1.089 -0.767
H8 -2.096 -1.010 1.009
H9 -0.944 -2.004 0.079
C10 -1.517 -1.078 0.078
H11 -1.267 1.807 0.953
H12 -2.156 1.335 -0.505
H13 -0.554 2.050 -0.670
C14 -1.160 1.379 -0.056

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.40852.00083.21311.69731.01065.16555.01414.40004.42884.06474.80253.50093.7866
O22.40851.23162.29643.13692.28533.53843.52072.28742.77484.15194.34883.88663.6292
C32.00081.23161.37712.08621.39463.19503.14062.47822.44143.02013.33742.69482.4931
N43.21312.29641.37712.59282.34852.10642.11422.07761.45642.13772.08282.10631.4543
H51.69733.13692.08622.59281.00994.67854.39204.38144.00022.59453.60772.19872.5336
N61.01062.28531.39462.34851.00994.36714.27593.86443.68993.13693.80002.51382.7855
H75.16553.53843.19502.10644.67854.36711.78201.78151.09693.49962.43933.55382.7770
H85.01413.52073.14062.11424.39204.27591.78201.78371.09852.93672.79203.81582.7778
H94.40002.28742.47822.07764.38143.86441.78151.78371.08893.92333.60054.14153.3925
C104.42882.77482.44141.45644.00023.68991.09691.09851.08893.02562.56413.35812.4867
H114.06474.15193.02012.13772.59453.13693.49962.93673.92333.02561.77171.78901.1014
H124.80254.34883.33742.08283.60773.80002.43932.79203.60052.56411.77171.76231.0937
H133.50093.88662.69482.10632.19872.51383.55383.81584.14153.35811.78901.76231.0930
C143.78663.62922.49311.45432.53362.78552.77702.77783.39252.48671.10141.09371.0930

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 111.584 H1 N6 H5 114.286
O2 C3 N4 123.258 O2 C3 N6 120.838
C3 N4 C10 118.972 C3 N4 C14 123.384
C3 N6 H5 119.509 N4 C3 N6 115.844
N4 C10 H7 110.381 N4 C10 H8 110.916
N4 C10 H9 108.557 N4 C14 H11 112.800
N4 C14 H12 108.832 N4 C14 H13 110.765
H7 C10 H8 108.529 H7 C10 H9 109.176
H8 C10 H9 109.256 C10 N4 C14 117.374
H11 C14 H12 107.630 H11 C14 H13 109.221
H12 C14 H13 107.400
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.317     0.385
2 O -0.565     -0.591
3 C 0.542     0.639
4 N -0.219     -0.023
5 H 0.282     0.347
6 N -0.610     -0.869
7 H 0.141     0.107
8 H 0.141     0.100
9 H 0.196     0.141
10 C -0.313     -0.305
11 H 0.150     0.072
12 H 0.152     0.109
13 H 0.162     0.091
14 C -0.375     -0.204


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.098 3.580 1.073 4.286
CHELPG        
AIM        
ESP -2.116 3.537 1.100 4.266


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.565 5.168 2.050
y 5.168 -38.319 1.264
z 2.050 1.264 -38.475
Traceless
 xyz
x 3.832 5.168 2.050
y 5.168 -1.799 1.264
z 2.050 1.264 -2.033
Polar
3z2-r2-4.066
x2-y23.754
xy5.168
xz2.050
yz1.264


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.825 -0.150 -0.076
y -0.150 9.092 0.110
z -0.076 0.110 6.375


<r2> (average value of r2) Å2
<r2> 167.383
(<r2>)1/2 12.938