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

using model chemistry: mPW1PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at mPW1PW91/3-21G*
 hartrees
Energy at 0K-302.137365
Energy at 298.15K-302.147618
HF Energy-302.137365
Nuclear repulsion energy247.686865
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 mPW1PW91/3-21G*
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 3637 3453 25.42      
2 A 3175 3015 0.03      
3 A 3109 2952 0.00      
4 A 3055 2901 1.36      
5 A 1757 1668 138.25      
6 A 1591 1511 38.66      
7 A 1578 1499 0.00      
8 A 1529 1452 7.84      
9 A 1468 1394 60.10      
10 A 1203 1142 0.37      
11 A 1199 1139 12.12      
12 A 1174 1115 0.00      
13 A 935 888 6.41      
14 A 514 488 1.38      
15 A 328 311 0.00      
16 A 243 231 0.98      
17 A 189 179 0.00      
18 A 142 135 0.00      
19 B 3628 3446 7.07      
20 B 3174 3014 0.02      
21 B 3109 2952 89.49      
22 B 3053 2899 139.94      
23 B 1614 1533 185.52      
24 B 1579 1499 21.02      
25 B 1546 1468 273.46      
26 B 1477 1403 0.07      
27 B 1278 1213 267.92      
28 B 1180 1121 1.33      
29 B 1172 1112 84.50      
30 B 1063 1010 1.65      
31 B 789 749 50.23      
32 B 718 681 8.90      
33 B 550 523 310.26      
34 B 378 359 41.27      
35 B 168 160 2.79      
36 B 125 119 12.06      

Unscaled Zero Point Vibrational Energy (zpe) 26711.9 cm-1
Scaled (by 0.9496) Zero Point Vibrational Energy (zpe) 25365.6 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 mPW1PW91/3-21G*
ABC
0.32496 0.07210 0.06037

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.083
O2 0.000 0.000 1.328
N3 -0.000 1.157 -0.661
N4 0.000 -1.157 -0.661
C5 0.000 2.446 0.017
C6 0.000 -2.446 0.017
H7 0.002 1.129 -1.670
H8 -0.002 -1.129 -1.670
H9 0.893 3.032 -0.226
H10 -0.893 -3.032 -0.226
H11 -0.000 2.216 1.085
H12 0.000 -2.216 1.085
H13 -0.892 3.033 -0.227
H14 0.892 -3.033 -0.227

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.24421.37581.37582.44652.44652.08562.08563.17603.17602.43202.43203.17663.1766
O21.24422.30062.30062.77452.77453.20343.20343.52203.52202.22952.22953.52293.5229
N31.37582.30062.31441.45593.66601.00992.49912.12194.30542.04173.79832.12194.3061
N41.37582.30062.31443.66601.45592.49911.00994.30542.12193.79832.04174.30612.1219
C52.44652.77451.45593.66604.89122.14043.95281.09585.55531.09194.78251.09575.5561
C62.44652.77453.66601.45594.89123.95282.14045.55531.09584.78251.09195.55611.0957
H72.08563.20341.00992.49912.14043.95282.25792.55004.49462.96194.33362.55124.4942
H82.08563.20342.49911.00993.95282.14042.25794.49462.55004.33362.96194.49422.5512
H93.17603.52202.12194.30541.09585.55532.55004.49466.32181.78385.48271.78536.0651
H103.17603.52204.30542.12195.55531.09584.49462.55006.32185.48271.78386.06511.7853
H112.43202.22952.04173.79831.09194.78252.96194.33361.78385.48274.43241.78395.4837
H122.43202.22953.79832.04174.78251.09194.33362.96195.48271.78384.43245.48371.7839
H133.17663.52292.12194.30611.09575.55612.55124.49421.78536.06511.78395.48376.3229
H143.17663.52294.30612.12195.55611.09574.49422.55126.06511.78535.48371.78396.3229

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 119.497 C1 N3 H7 121.142
C1 N4 C6 119.497 C1 N4 H8 121.142
O2 C1 N3 122.745 O2 C1 N4 122.745
N3 C1 N4 114.509 N3 C5 H9 111.745
N3 C5 H11 105.631 N3 C5 H13 111.745
N4 C6 H10 111.745 N4 C6 H12 105.631
N4 C6 H14 111.745 C5 N3 H7 119.361
C6 N4 H8 119.361 H9 C5 H11 109.256
H9 C5 H13 109.106 H10 C6 H12 109.256
H10 C6 H14 109.106 H11 C5 H13 109.265
H12 C6 H14 109.265
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.954      
2 O -0.557      
3 N -0.763      
4 N -0.763      
5 C -0.447      
6 C -0.447      
7 H 0.317      
8 H 0.317      
9 H 0.213      
10 H 0.213      
11 H 0.268      
12 H 0.268      
13 H 0.213      
14 H 0.213      


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 -3.916 3.916
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.717 0.010 0.000
y 0.010 -29.802 0.000
z 0.000 0.000 -35.425
Traceless
 xyz
x -5.104 0.010 0.000
y 0.010 6.769 0.000
z 0.000 0.000 -1.665
Polar
3z2-r2-3.331
x2-y2-7.915
xy0.010
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 9.087 0.000
z 0.000 0.000 6.277


<r2> (average value of r2) Å2
<r2> 192.691
(<r2>)1/2 13.881