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

using model chemistry: TPSSh/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 TPSSh/6-31G**
 hartrees
Energy at 0K-303.901696
Energy at 298.15K-303.911626
HF Energy-303.901696
Nuclear repulsion energy247.544738
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 TPSSh/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 3596 3448 7.82      
2 A 3174 3043 6.55      
3 A 3103 2975 7.17      
4 A 3025 2900 1.12      
5 A 1785 1711 215.35      
6 A 1549 1485 16.55      
7 A 1522 1459 0.15      
8 A 1488 1427 9.64      
9 A 1453 1393 13.48      
10 A 1193 1143 0.13      
11 A 1179 1131 1.70      
12 A 1146 1099 7.33      
13 A 923 885 1.84      
14 A 525 504 43.50      
15 A 417 400 46.51      
16 A 227 218 2.21      
17 A 181 173 0.01      
18 A 77 74 0.60      
19 B 3593 3444 7.33      
20 B 3174 3043 1.70      
21 B 3103 2975 80.80      
22 B 3023 2898 156.27      
23 B 1578 1513 238.79      
24 B 1529 1466 24.38      
25 B 1512 1450 154.75      
26 B 1458 1398 9.09      
27 B 1252 1200 262.96      
28 B 1160 1112 21.16      
29 B 1141 1094 21.34      
30 B 1048 1005 1.48      
31 B 746 715 7.52      
32 B 720 690 33.06      
33 B 502 481 134.65      
34 B 332 318 49.93      
35 B 122 117 10.35      
36 B 82 79 0.44      

Unscaled Zero Point Vibrational Energy (zpe) 26317.6 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 25230.7 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 TPSSh/6-31G**
ABC
0.32435 0.07196 0.06043

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.099
O2 0.000 0.000 1.329
N3 0.000 1.161 -0.659
N4 0.000 -1.161 -0.659
C5 -0.243 2.433 0.007
C6 0.243 -2.433 0.007
H7 -0.352 1.079 -1.604
H8 0.352 -1.079 -1.604
H9 0.251 3.237 -0.546
H10 -0.251 -3.237 -0.546
H11 0.182 2.363 1.008
H12 -0.182 -2.363 1.008
H13 -1.312 2.666 0.101
H14 1.312 -2.666 0.101

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.22941.38711.38712.44712.44712.04752.04753.31053.31052.53852.53852.97152.9715
O21.22942.30222.30222.77972.77973.14533.14533.74923.74922.39182.39183.21513.2151
N31.38712.30222.32291.45603.66401.01212.45752.09414.40742.06323.90332.13614.1171
N41.38712.30222.32293.66401.45602.45751.01214.40742.09413.90332.06324.11712.1361
C52.44712.77971.45603.66404.89072.10743.91021.09345.69751.08984.90021.09825.3320
C62.44712.77973.66401.45604.89073.91022.10745.69751.09344.90021.08985.33201.0982
H72.04753.14531.01212.45752.10743.91022.27092.47814.44592.95954.32512.51954.4393
H82.04753.14532.45751.01213.91022.10742.27094.44592.47814.32512.95954.43932.5195
H93.31053.74922.09414.40741.09345.69752.47814.44596.49411.78415.82821.78506.0329
H103.31053.74924.40742.09415.69751.09344.44592.47816.49415.82821.78416.03291.7850
H112.53852.39182.06323.90331.08984.90022.95954.32511.78415.82824.74041.77375.2340
H122.53852.39183.90332.06324.90021.08984.32512.95955.82821.78414.74045.23401.7737
H132.97153.21512.13614.11711.09825.33202.51954.43931.78506.03291.77375.23405.9430
H142.97153.21514.11712.13615.33201.09824.43932.51956.03291.78505.23401.77375.9430

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 118.769 C1 N3 H7 116.287
C1 N4 C6 118.769 C1 N4 H8 116.287
O2 C1 N3 123.143 O2 C1 N4 123.143
N3 C1 N4 113.713 N3 C5 H9 109.629
N3 C5 H11 107.405 N3 C5 H13 112.757
N4 C6 H10 109.629 N4 C6 H12 107.405
N4 C6 H14 112.757 C5 N3 H7 116.106
C6 N4 H8 116.106 H9 C5 H11 109.608
H9 C5 H13 109.072 H10 C6 H12 109.608
H10 C6 H14 109.072 H11 C5 H13 108.316
H12 C6 H14 108.316
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.769      
2 O -0.543      
3 N -0.589      
4 N -0.589      
5 C -0.215      
6 C -0.215      
7 H 0.267      
8 H 0.267      
9 H 0.124      
10 H 0.124      
11 H 0.174      
12 H 0.174      
13 H 0.126      
14 H 0.126      


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 -3.557 3.557
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.100 -0.484 0.000
y -0.484 9.840 0.000
z 0.000 0.000 7.189


<r2> (average value of r2) Å2
<r2> 192.830
(<r2>)1/2 13.886