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

using model chemistry: LSDA/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at LSDA/6-31G*
 hartrees
Energy at 0K-302.287538
Energy at 298.15K-302.297522
HF Energy-302.287538
Nuclear repulsion energy249.425249
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 LSDA/6-31G*
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 3533 3467 15.54      
2 A 3086 3028 0.29      
3 A 3033 2977 1.15      
4 A 2968 2913 0.09      
5 A 1796 1762 189.38      
6 A 1498 1470 28.25      
7 A 1462 1434 0.00      
8 A 1450 1423 1.01      
9 A 1379 1353 32.71      
10 A 1222 1199 2.80      
11 A 1148 1127 8.08      
12 A 1117 1096 3.13      
13 A 928 911 6.34      
14 A 514 504 6.80      
15 A 335 328 34.52      
16 A 239 235 1.41      
17 A 171 168 0.13      
18 A 128 125 2.40      
19 B 3529 3463 9.46      
20 B 3085 3027 0.21      
21 B 3034 2977 59.79      
22 B 2966 2911 151.38      
23 B 1576 1547 408.42      
24 B 1465 1437 26.67      
25 B 1458 1431 94.45      
26 B 1387 1361 7.72      
27 B 1232 1209 142.58      
28 B 1129 1108 3.12      
29 B 1120 1099 30.45      
30 B 1087 1066 26.57      
31 B 739 725 5.01      
32 B 699 686 14.59      
33 B 482 473 169.91      
34 B 354 347 62.30      
35 B 155 152 3.39      
36 B 109 107 11.65      

Unscaled Zero Point Vibrational Energy (zpe) 25805.0 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 25322.5 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 LSDA/6-31G*
ABC
0.32822 0.07344 0.06153

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.090
O2 0.000 0.000 1.319
N3 0.000 1.153 -0.655
N4 0.000 -1.153 -0.655
C5 -0.150 2.412 0.008
C6 0.150 -2.412 0.008
H7 -0.263 1.090 -1.637
H8 0.263 -1.090 -1.637
H9 0.599 3.148 -0.334
H10 -0.599 -3.148 -0.334
H11 0.003 2.207 1.081
H12 -0.003 -2.207 1.081
H13 -1.160 2.847 -0.120
H14 1.160 -2.847 -0.120

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.22891.37281.37282.41842.41842.05942.05943.23233.23232.41942.41943.08193.0819
O21.22892.28602.28602.74982.74983.16193.16193.60563.60562.22022.22023.39493.3949
N31.37282.28602.30611.43073.62951.01922.46262.10744.35432.03063.78212.12204.1996
N41.37282.28602.30613.62951.43072.46261.01924.35432.10743.78212.03064.19962.1220
C52.41842.74981.43073.62954.83392.11393.89111.10455.58861.10324.74491.10715.4221
C62.41842.74983.62951.43074.83393.89112.11395.58861.10454.74491.10325.42211.1071
H72.05943.16191.01922.46262.11393.89112.24162.58434.44622.95104.28092.48974.4528
H82.05943.16192.46261.01923.89112.11392.24164.44622.58434.28092.95104.45282.4897
H93.23233.60562.10744.35431.10455.58862.58434.44626.40881.80045.57161.79796.0252
H103.23233.60564.35432.10745.58861.10454.44622.58436.40885.57161.80046.02521.7979
H112.41942.22022.03063.78211.10324.74492.95104.28091.80045.57164.41481.79025.3228
H122.41942.22023.78212.03064.74491.10324.28092.95105.57161.80044.41485.32281.7902
H133.08193.39492.12204.19961.10715.42212.48974.45281.79796.02521.79025.32286.1495
H143.08193.39494.19962.12205.42211.10714.45282.48976.02521.79795.32281.79026.1495

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 119.212 C1 N3 H7 118.096
C1 N4 C6 119.212 C1 N4 H8 118.096
O2 C1 N3 122.864 O2 C1 N4 122.864
N3 C1 N4 114.273 N3 C5 H9 111.812
N3 C5 H11 105.799 N3 C5 H13 112.856
N4 C6 H10 111.812 N4 C6 H12 105.799
N4 C6 H14 112.856 C5 N3 H7 118.303
C6 N4 H8 118.303 H9 C5 H11 109.280
H9 C5 H13 108.774 H10 C6 H12 109.280
H10 C6 H14 108.774 H11 C5 H13 108.183
H12 C6 H14 108.183
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.650      
2 O -0.474      
3 N -0.574      
4 N -0.574      
5 C -0.425      
6 C -0.425      
7 H 0.326      
8 H 0.326      
9 H 0.179      
10 H 0.179      
11 H 0.230      
12 H 0.230      
13 H 0.177      
14 H 0.177      


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 -3.775 3.775
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.539 -1.413 0.000
y -1.413 -30.919 0.000
z 0.000 0.000 -35.664
Traceless
 xyz
x -4.247 -1.413 0.000
y -1.413 5.682 0.000
z 0.000 0.000 -1.435
Polar
3z2-r2-2.870
x2-y2-6.620
xy-1.413
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.039 -0.328 0.000
y -0.328 10.537 0.000
z 0.000 0.000 7.088


<r2> (average value of r2) Å2
<r2> 190.016
(<r2>)1/2 13.785