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

using model chemistry: B1B95/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B1B95/3-21G
 hartrees
Energy at 0K-302.069074
Energy at 298.15K-302.079394
HF Energy-302.069074
Nuclear repulsion energy248.065791
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 B1B95/3-21G
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 3635 3477 24.42      
2 A 3179 3042 0.03      
3 A 3113 2979 0.00      
4 A 3059 2927 1.32      
5 A 1757 1681 138.27      
6 A 1589 1520 40.15      
7 A 1575 1507 0.00      
8 A 1523 1457 8.35      
9 A 1474 1410 56.24      
10 A 1202 1150 4.13      
11 A 1196 1144 9.29      
12 A 1171 1120 0.00      
13 A 938 898 7.12      
14 A 516 494 1.22      
15 A 338 324 0.00      
16 A 257 246 1.03      
17 A 189 181 0.00      
18 A 140 134 0.00      
19 B 3627 3470 7.18      
20 B 3178 3041 0.00      
21 B 3114 2979 89.84      
22 B 3058 2925 138.02      
23 B 1612 1542 178.78      
24 B 1576 1508 20.58      
25 B 1544 1477 292.21      
26 B 1483 1419 0.65      
27 B 1274 1219 266.76      
28 B 1177 1126 1.64      
29 B 1173 1122 83.10      
30 B 1062 1016 2.28      
31 B 787 753 51.48      
32 B 718 687 8.75      
33 B 556 532 306.87      
34 B 402 385 37.27      
35 B 166 158 3.01      
36 B 124 119 11.54      

Unscaled Zero Point Vibrational Energy (zpe) 26739.8 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 25582.0 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 B1B95/3-21G
ABC
0.32601 0.07236 0.06058

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.081
O2 0.000 0.000 1.323
N3 0.000 1.156 -0.662
N4 -0.000 -1.156 -0.662
C5 0.000 2.441 0.021
C6 0.000 -2.441 0.021
H7 -0.001 1.129 -1.670
H8 0.001 -1.129 -1.670
H9 0.891 3.028 -0.220
H10 -0.891 -3.028 -0.220
H11 0.000 2.205 1.085
H12 -0.000 -2.205 1.085
H13 -0.891 3.028 -0.220
H14 0.891 -3.028 -0.220

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.24241.37401.37402.44172.44172.08332.08333.17063.17062.42312.42313.17053.1705
O21.24242.29712.29712.76682.76683.19923.19923.51323.51322.21792.21793.51313.5131
N31.37402.29712.31211.45493.66121.00882.49742.11984.30062.03793.78812.11984.3004
N41.37402.29712.31213.66121.45492.49741.00884.30062.11983.78812.03794.30042.1198
C52.44172.76681.45493.66124.88192.14043.94991.09405.54621.09044.76651.09405.5461
C62.44172.76683.66121.45494.88193.94992.14045.54621.09404.76651.09045.54611.0940
H72.08333.19921.00882.49742.14043.94992.25752.55114.49162.95834.32522.55024.4919
H82.08333.19922.49741.00883.94992.14042.25754.49162.55114.32522.95834.49192.5502
H93.17063.51322.11984.30061.09405.54622.55114.49166.31271.78165.46641.78296.0556
H103.17063.51324.30062.11985.54621.09404.49162.55116.31275.46641.78166.05561.7829
H112.42312.21792.03793.78811.09044.76652.95834.32521.78165.46644.41021.78165.4663
H122.42312.21793.78812.03794.76651.09044.32522.95835.46641.78164.41025.46631.7816
H133.17053.51312.11984.30041.09405.54612.55024.49191.78296.05561.78165.46636.3125
H143.17053.51314.30042.11985.54611.09404.49192.55026.05561.78295.46631.78166.3125

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 119.310 C1 N3 H7 121.165
C1 N4 C6 119.310 C1 N4 H8 121.165
O2 C1 N3 122.716 O2 C1 N4 122.716
N3 C1 N4 114.568 N3 C5 H9 111.761
N3 C5 H11 105.483 N3 C5 H13 111.761
N4 C6 H10 111.761 N4 C6 H12 105.483
N4 C6 H14 111.761 C5 N3 H7 119.525
C6 N4 H8 119.525 H9 C5 H11 109.292
H9 C5 H13 109.153 H10 C6 H12 109.292
H10 C6 H14 109.153 H11 C5 H13 109.295
H12 C6 H14 109.295
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.941      
2 O -0.549      
3 N -0.756      
4 N -0.756      
5 C -0.429      
6 C -0.429      
7 H 0.312      
8 H 0.312      
9 H 0.207      
10 H 0.207      
11 H 0.263      
12 H 0.263      
13 H 0.207      
14 H 0.207      


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 -3.889 3.889
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.667 -0.006 0.000
y -0.006 -29.857 0.000
z 0.000 0.000 -35.366
Traceless
 xyz
x -5.055 -0.006 0.000
y -0.006 6.659 0.000
z 0.000 0.000 -1.604
Polar
3z2-r2-3.208
x2-y2-7.810
xy-0.006
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.086 0.000 0.000
y 0.000 9.099 0.000
z 0.000 0.000 6.280


<r2> (average value of r2) Å2
<r2> 192.064
(<r2>)1/2 13.859