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All results from a given calculation for NH(CH3)CONH(CH3) (Urea, N,N'-dimethyl-)

using model chemistry: B3LYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B3LYP/6-31G(2df,p)
 hartrees
Energy at 0K-303.906652
Energy at 298.15K-303.916514
HF Energy-303.906652
Nuclear repulsion energy247.984165
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/6-31G(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 3621 3495 14.34      
2 A 3157 3047 4.04      
3 A 3083 2975 5.86      
4 A 3011 2906 0.87      
5 A 1788 1726 220.53      
6 A 1531 1478 22.60      
7 A 1498 1446 0.03      
8 A 1482 1430 4.14      
9 A 1439 1389 13.31      
10 A 1193 1151 0.01      
11 A 1184 1142 2.88      
12 A 1150 1110 5.24      
13 A 923 890 2.41      
14 A 515 497 23.82      
15 A 395 381 45.78      
16 A 231 223 2.49      
17 A 173 167 0.04      
18 A 67 65 0.34      
19 B 3616 3489 7.55      
20 B 3157 3047 0.72      
21 B 3083 2976 65.76      
22 B 3010 2904 140.05      
23 B 1568 1513 277.11      
24 B 1505 1452 14.44      
25 B 1490 1438 116.12      
26 B 1443 1392 6.63      
27 B 1252 1209 265.04      
28 B 1158 1118 21.06      
29 B 1142 1102 15.75      
30 B 1047 1011 0.80      
31 B 766 739 9.01      
32 B 721 696 20.13      
33 B 490 473 115.06      
34 B 335 323 48.03      
35 B 116 112 10.38      
36 B 71 68 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 26206.3 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 25289.1 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/6-31G(2df,p)
ABC
0.32752 0.07186 0.06043

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.108
O2 0.000 0.000 1.327
N3 0.000 1.158 -0.649
N4 0.000 -1.158 -0.649
C5 -0.226 2.438 -0.002
C6 0.226 -2.438 -0.002
H7 -0.313 1.077 -1.604
H8 0.313 -1.077 -1.604
H9 0.287 3.230 -0.555
H10 -0.287 -3.230 -0.555
H11 0.184 2.378 1.006
H12 -0.184 -2.378 1.006
H13 -1.291 2.695 0.077
H14 1.291 -2.695 0.077

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.21921.38331.38332.45072.45072.04652.04653.31033.31032.54872.54872.98862.9886
O21.21922.29032.29032.78592.78593.13823.13823.74993.74992.40682.40683.23923.2392
N31.38332.29032.31561.45173.66031.00802.45032.09454.39862.06453.90842.13484.1280
N41.38332.29032.31563.66031.45172.45031.00804.39862.09453.90842.06454.12802.1348
C52.45072.78591.45173.66034.89652.10343.89981.09395.69551.09004.92051.09865.3530
C62.45072.78593.66031.45174.89653.89982.10345.69551.09394.92051.09005.35301.0986
H72.04653.13821.00802.45032.10343.89982.24292.46914.43322.95824.33192.53024.4304
H82.04653.13822.45031.00803.89982.10342.24294.43322.46914.33192.95824.43042.5302
H93.31033.74992.09454.39861.09395.69552.46914.43326.48631.78185.84081.78196.0434
H103.31033.74994.39862.09455.69551.09394.43322.46916.48635.84081.78186.04341.7819
H112.54872.40682.06453.90841.09004.92052.95824.33191.78185.84084.77051.77145.2750
H122.54872.40683.90842.06454.92051.09004.33192.95825.84081.78184.77055.27501.7714
H132.98863.23922.13484.12801.09865.35302.53024.43041.78196.04341.77145.27505.9768
H142.98863.23924.12802.13485.35301.09864.43042.53026.04341.78195.27501.77145.9768

picture of Urea, N,N'-dimethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 C5 119.620 C1 N3 H7 116.824
C1 N4 C6 119.620 C1 N4 H8 116.824
O2 C1 N3 123.177 O2 C1 N4 123.177
N3 C1 N4 113.646 N3 C5 H9 109.933
N3 C5 H11 107.778 N3 C5 H13 112.933
N4 C6 H10 109.933 N4 C6 H12 107.778
N4 C6 H14 112.933 C5 N3 H7 116.387
C6 N4 H8 116.387 H9 C5 H11 109.344
H9 C5 H13 108.723 H10 C6 H12 109.344
H10 C6 H14 108.723 H11 C5 H13 108.063
H12 C6 H14 108.063
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.487      
2 O -0.404      
3 N -0.355      
4 N -0.355      
5 C -0.320      
6 C -0.320      
7 H 0.233      
8 H 0.233      
9 H 0.117      
10 H 0.117      
11 H 0.166      
12 H 0.166      
13 H 0.118      
14 H 0.118      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -3.593 3.593
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.052 -1.481 0.000
y -1.481 -30.705 0.000
z 0.000 0.000 -36.302
Traceless
 xyz
x -3.548 -1.481 0.000
y -1.481 5.971 0.000
z 0.000 0.000 -2.423
Polar
3z2-r2-4.847
x2-y2-6.346
xy-1.481
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.421 -0.461 0.000
y -0.461 10.136 0.000
z 0.000 0.000 7.273


<r2> (average value of r2) Å2
<r2> 193.004
(<r2>)1/2 13.893