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

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-302.954558
Energy at 298.15K-302.964810
HF Energy-302.040171
Nuclear repulsion energy248.404056
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 MP3/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3654 3429 23.41      
2 A 3230 3032 10.06      
3 A 3181 2986 10.46      
4 A 3100 2910 4.14      
5 A 1874 1759 255.72      
6 A 1580 1483 17.01      
7 A 1551 1456 0.19      
8 A 1534 1440 6.19      
9 A 1505 1413 3.81      
10 A 1242 1166 0.04      
11 A 1219 1144 1.43      
12 A 1178 1106 7.20      
13 A 960 901 0.39      
14 A 580 544 132.57      
15 A 464 435 39.27      
16 A 231 217 3.94      
17 A 201 189 0.17      
18 A 112 105 0.36      
19 B 3652 3427 12.83      
20 B 3230 3032 7.13      
21 B 3181 2986 46.13      
22 B 3100 2909 86.30      
23 B 1625 1525 418.28      
24 B 1567 1470 5.22      
25 B 1547 1452 57.82      
26 B 1508 1416 6.65      
27 B 1319 1238 195.37      
28 B 1194 1121 12.58      
29 B 1179 1107 20.34      
30 B 1085 1018 1.15      
31 B 781 733 58.98      
32 B 759 712 17.60      
33 B 518 486 111.20      
34 B 330 310 46.95      
35 B 127 120 8.05      
36 B 122 114 0.51      

Unscaled Zero Point Vibrational Energy (zpe) 27109.7 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 25445.2 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 MP3/6-31G*
ABC
0.32695 0.07279 0.06116

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.089
O2 0.000 0.000 1.310
N3 0.000 1.158 -0.670
N4 0.000 -1.158 -0.670
C5 -0.243 2.416 0.024
C6 0.243 -2.416 0.024
H7 -0.452 1.071 -1.571
H8 0.452 -1.071 -1.571
H9 -0.050 3.238 -0.668
H10 0.050 -3.238 -0.668
H11 0.446 2.488 0.865
H12 -0.446 -2.488 0.865
H13 -1.266 2.497 0.411
H14 1.266 -2.497 0.411

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.22041.38501.38502.42892.42892.02642.02643.32553.32552.64392.64392.81832.8183
O21.22042.29372.29372.74732.74733.10603.10603.79453.79452.56632.56632.94042.9404
N31.38502.29372.31621.45723.64901.01152.44592.08014.39602.07963.98112.13674.0168
N41.38502.29372.31623.64901.45722.44591.01154.39602.08013.98112.07964.01682.1367
C52.42892.74731.45723.64904.85622.09713.89661.09225.70341.08954.97941.09655.1542
C62.42892.74733.64901.45724.85623.89662.09715.70341.09224.97941.08955.15421.0965
H72.02643.10601.01152.44592.09713.89662.32442.38174.43022.95794.31232.57414.4284
H82.02643.10602.44591.01153.89662.09712.32444.43022.38174.31232.95794.42842.5741
H93.32553.79452.08014.39601.09225.70342.38174.43026.47611.77775.94061.78695.9822
H103.32553.79454.39602.08015.70341.09224.43022.38176.47615.94061.77775.98221.7869
H112.64392.56632.07963.98111.08954.97942.95794.31231.77775.94065.05501.77105.0725
H122.64392.56633.98112.07964.97941.08954.31232.95795.94061.77775.05505.07251.7710
H132.81832.94042.13674.01681.09655.15422.57414.42841.78695.98221.77105.07255.5996
H142.81832.94044.01682.13675.15421.09654.42842.57415.98221.78695.07251.77105.5996

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 117.409 C1 N3 H7 114.571
C1 N4 C6 117.409 C1 N4 H8 114.571
O2 C1 N3 123.258 O2 C1 N4 123.258
N3 C1 N4 113.483 N3 C5 H9 108.510
N3 C5 H11 108.620 N3 C5 H13 112.829
N4 C6 H10 108.510 N4 C6 H12 108.620
N4 C6 H14 112.829 C5 N3 H7 115.113
C6 N4 H8 115.113 H9 C5 H11 109.140
H9 C5 H13 109.462 H10 C6 H12 109.140
H10 C6 H14 109.462 H11 C5 H13 108.222
H12 C6 H14 108.222
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability