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

using model chemistry: BLYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-303.785968
Energy at 298.15K-303.796105
Nuclear repulsion energy251.312921
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 BLYP/6-31G(2df,p)
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 3557 3537 15.85      
2 A 3451 3432 9.34      
3 A 3087 3070 1.94      
4 A 3045 3028 10.81      
5 A 2985 2968 26.52      
6 A 2967 2951 48.91      
7 A 2928 2912 74.79      
8 A 2898 2882 70.98      
9 A 1711 1702 299.31      
10 A 1581 1572 86.40      
11 A 1499 1491 25.74      
12 A 1470 1462 11.67      
13 A 1461 1453 16.12      
14 A 1459 1451 5.59      
15 A 1435 1427 39.41      
16 A 1393 1386 8.05      
17 A 1369 1362 157.71      
18 A 1242 1235 55.93      
19 A 1230 1223 23.39      
20 A 1143 1137 2.67      
21 A 1103 1097 3.04      
22 A 1068 1062 72.30      
23 A 1053 1048 16.16      
24 A 989 983 31.20      
25 A 748 744 60.93      
26 A 735 730 7.07      
27 A 600 597 122.10      
28 A 569 565 40.11      
29 A 495 492 8.61      
30 A 426 424 21.67      
31 A 379 377 10.94      
32 A 309 307 8.76      
33 A 186 185 3.58      
34 A 150 149 0.98      
35 A 134 133 3.54      
36 A 96 95 2.09      

Unscaled Zero Point Vibrational Energy (zpe) 25473.1 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 25333.0 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 BLYP/6-31G(2df,p)
ABC
0.16606 0.11522 0.07024

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.559 0.663 0.164
O2 1.251 -1.347 -0.075
C3 0.771 -0.213 -0.015
N4 -0.596 0.041 -0.022
H5 1.303 1.707 0.597
N6 1.592 0.937 -0.003
H7 -2.215 -1.106 -0.775
H8 -2.124 -1.025 1.010
H9 -0.929 -2.008 0.094
C10 -1.522 -1.087 0.084
H11 -1.397 1.796 0.932
H12 -2.124 1.347 -0.632
H13 -0.500 2.069 -0.601
C14 -1.175 1.381 -0.072

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.40991.99943.22121.68981.01805.17695.04874.39364.44034.18574.79853.45203.8092
O22.40991.23232.31103.12712.31013.54383.55912.28402.78904.23064.35353.87373.6502
C31.99941.23231.39052.08441.41373.20763.17562.47412.45493.10333.34572.67692.5160
N43.22122.31101.39052.60062.36502.12222.12902.07931.46262.15142.10012.11061.4604
H51.68983.12712.08442.60061.01824.70844.40104.36254.00512.72153.65782.19472.5867
N61.01802.31011.41372.36501.01824.38944.32213.87803.71463.24753.79132.45312.8034
H75.17693.54383.20762.12224.70844.38941.78901.79551.10463.46462.45923.61242.7863
H85.04873.55913.17562.12904.40104.32211.78901.79791.10572.91342.88453.84672.8035
H94.39362.28402.47412.07934.36253.87801.79551.79791.09563.92283.63504.15773.4023
C104.44032.78902.45491.46264.00513.71461.10461.10571.09563.00682.60753.38642.4970
H114.18574.23063.10332.15142.72153.24753.46462.91343.92283.00681.78181.79671.1089
H124.79854.35353.34572.10013.65783.79132.45922.88453.63502.60751.78181.77681.1022
H133.45203.87372.67692.11062.19472.45313.61243.84674.15773.38641.79671.77681.0985
C143.80923.65022.51601.46042.58672.80342.78632.80353.40232.49701.10891.10221.0985

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 109.538 H1 N6 H5 112.176
O2 C3 N4 123.443 O2 C3 N6 121.486
C3 N4 C10 118.706 C3 N4 C14 123.880
C3 N6 H5 117.056 N4 C3 N6 114.994
N4 C10 H7 110.745 N4 C10 H8 111.226
N4 C10 H9 107.881 N4 C14 H11 113.011
N4 C14 H12 109.279 N4 C14 H13 110.340
H7 C10 H8 108.077 H7 C10 H9 109.379
H8 C10 H9 109.517 C10 N4 C14 117.361
H11 C14 H12 107.382 H11 C14 H13 108.970
H12 C14 H13 107.680
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.237      
2 O -0.364      
3 C 0.379      
4 N -0.019      
5 H 0.227      
6 N -0.520      
7 H 0.103      
8 H 0.100      
9 H 0.153      
10 C -0.318      
11 H 0.102      
12 H 0.116      
13 H 0.131      
14 C -0.326      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.587 2.950 1.059 3.513
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.721 4.260 2.042
y 4.260 -37.492 1.254
z 2.042 1.254 -36.896
Traceless
 xyz
x 3.473 4.260 2.042
y 4.260 -2.183 1.254
z 2.042 1.254 -1.290
Polar
3z2-r2-2.579
x2-y23.770
xy4.260
xz2.042
yz1.254


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.623 0.031 -0.013
y 0.031 8.608 0.225
z -0.013 0.225 5.502


<r2> (average value of r2) Å2
<r2> 168.439
(<r2>)1/2 12.978