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

using model chemistry: B1B95/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-303.766828
Energy at 298.15K-303.776923
HF Energy-303.766828
Nuclear repulsion energy248.934527
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 B1B95/6-31+G**
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 3673 3513 27.82      
2 A 3196 3058 5.57      
3 A 3141 3005 7.48      
4 A 3056 2923 3.98      
5 A 1803 1725 305.89      
6 A 1537 1470 25.26      
7 A 1502 1437 0.44      
8 A 1487 1422 3.27      
9 A 1456 1393 9.00      
10 A 1218 1165 1.10      
11 A 1192 1140 3.65      
12 A 1147 1097 6.04      
13 A 941 900 4.41      
14 A 526 503 33.30      
15 A 399 382 60.59      
16 A 249 238 3.20      
17 A 179 171 0.02      
18 A 105 100 0.69      
19 B 3669 3509 10.58      
20 B 3196 3058 2.63      
21 B 3141 3005 50.62      
22 B 3055 2922 129.16      
23 B 1591 1522 452.95      
24 B 1514 1448 7.18      
25 B 1495 1430 77.65      
26 B 1462 1399 6.24      
27 B 1275 1219 192.17      
28 B 1160 1110 8.26      
29 B 1147 1097 19.89      
30 B 1073 1026 1.21      
31 B 771 737 12.23      
32 B 728 696 22.22      
33 B 491 469 136.79      
34 B 349 334 45.49      
35 B 123 117 10.84      
36 B 115 110 2.48      

Unscaled Zero Point Vibrational Energy (zpe) 26579.2 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 25425.7 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 B1B95/6-31+G**
ABC
0.33043 0.07270 0.06111

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31+G**

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 1.312
N3 0.000 1.157 -0.656
N4 0.000 -1.157 -0.656
C5 -0.194 2.423 0.015
C6 0.194 -2.423 0.015
H7 -0.339 1.089 -1.602
H8 0.339 -1.089 -1.602
H9 0.181 3.228 -0.618
H10 -0.181 -3.228 -0.618
H11 0.372 2.409 0.944
H12 -0.372 -2.409 0.944
H13 -1.243 2.617 0.261
H14 1.243 -2.617 0.261

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.22301.37591.37592.43192.43192.03962.03963.30933.30932.58292.58292.90212.9021
O21.22302.28272.28272.75532.75533.12913.12913.76533.76532.46482.46483.08203.0820
N31.37592.28272.31371.44583.64731.00712.46062.07914.38852.06533.92582.12514.0773
N41.37592.28272.31373.64731.44582.46061.00714.38852.07913.92582.06534.07732.1251
C52.43192.75531.44583.64734.86162.10083.90281.09025.68621.08824.92361.09525.2463
C62.43192.75533.64731.44584.86163.90282.10085.68621.09024.92361.08825.24631.0952
H72.03963.12911.00712.46062.10083.90282.28122.41064.43042.95444.32652.57284.4389
H82.03963.12912.46061.00713.90282.10082.28124.43042.41064.32652.95444.43892.5728
H93.30933.76532.07914.38851.09025.68622.41064.43046.46571.77455.87511.78166.0048
H103.30933.76534.38852.07915.68621.09024.43042.41066.46575.87511.77456.00481.7816
H112.58292.46482.06533.92581.08824.92362.95444.32651.77455.87514.87441.76615.1461
H122.58292.46483.92582.06534.92361.08824.32652.95445.87511.77454.87445.14611.7661
H132.90213.08202.12514.07731.09525.24632.57284.43891.78166.00481.76615.14615.7940
H142.90213.08204.07732.12515.24631.09524.43892.57286.00481.78165.14611.76615.7940

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 119.033 C1 N3 H7 116.870
C1 N4 C6 119.033 C1 N4 H8 116.870
O2 C1 N3 122.775 O2 C1 N4 122.775
N3 C1 N4 114.450 N3 C5 H9 109.340
N3 C5 H11 108.363 N3 C5 H13 112.785
N4 C6 H10 109.340 N4 C6 H12 108.363
N4 C6 H14 112.785 C5 N3 H7 116.707
C6 N4 H8 116.707 H9 C5 H11 109.090
H9 C5 H13 109.220 H10 C6 H12 109.090
H10 C6 H14 109.220 H11 C5 H13 107.973
H12 C6 H14 107.973
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.455      
2 O -0.578      
3 N -0.426      
4 N -0.426      
5 C -0.305      
6 C -0.305      
7 H 0.292      
8 H 0.292      
9 H 0.148      
10 H 0.148      
11 H 0.194      
12 H 0.194      
13 H 0.158      
14 H 0.158      


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 -3.858 3.858
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.144 -1.704 0.000
y -1.704 -30.161 0.000
z 0.000 0.000 -37.470
Traceless
 xyz
x -4.328 -1.704 0.000
y -1.704 7.646 0.000
z 0.000 0.000 -3.317
Polar
3z2-r2-6.635
x2-y2-7.982
xy-1.704
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.249 -0.412 0.000
y -0.412 10.247 0.000
z 0.000 0.000 8.066


<r2> (average value of r2) Å2
<r2> 191.490
(<r2>)1/2 13.838