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

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G
 hartrees
Energy at 0K-57.477070
Energy at 298.15K-57.486895
HF Energy-57.477070
Nuclear repulsion energy136.092063
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 B3LYP/CEP-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 3639 3524 9.62      
2 A 3171 3071 7.67      
3 A 3096 2998 0.00      
4 A 3030 2934 2.79      
5 A 1654 1602 183.71      
6 A 1531 1483 50.23      
7 A 1521 1473 0.00      
8 A 1481 1434 8.91      
9 A 1456 1410 68.16      
10 A 1187 1150 0.58      
11 A 1168 1131 22.16      
12 A 1148 1112 0.00      
13 A 901 873 8.55      
14 A 486 471 1.62      
15 A 347 336 0.00      
16 A 232 224 2.46      
17 A 163 157 0.00      
18 A 69 67 0.00      
19 B 3632 3517 7.17      
20 B 3171 3071 0.54      
21 B 3097 2999 164.32      
22 B 3028 2932 216.55      
23 B 1562 1512 308.61      
24 B 1522 1474 26.69      
25 B 1498 1450 152.00      
26 B 1465 1419 2.09      
27 B 1259 1219 270.74      
28 B 1155 1119 0.73      
29 B 1150 1114 38.97      
30 B 1032 999 0.41      
31 B 734 711 24.81      
32 B 677 656 3.88      
33 B 548 531 321.08      
34 B 351 340 29.95      
35 B 127 123 16.69      
36 B 88 85 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 26186.4 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 25358.9 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 B3LYP/CEP-31G
ABC
0.31365 0.06873 0.05763

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.098
O2 0.000 0.000 1.371
N3 0.000 1.182 -0.656
N4 -0.000 -1.182 -0.656
C5 0.000 2.507 -0.006
C6 0.000 -2.507 -0.006
H7 -0.000 1.135 -1.672
H8 0.000 -1.135 -1.672
H9 0.900 3.086 -0.281
H10 -0.900 -3.086 -0.281
H11 0.000 2.345 1.080
H12 -0.000 -2.345 1.080
H13 -0.900 3.086 -0.281
H14 0.900 -3.086 -0.281

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.27331.40151.40152.50912.50912.10252.10253.23723.23722.54212.54213.23713.2371
O21.27332.34632.34632.86022.86023.24783.24783.61483.61482.36262.36263.61463.6146
N31.40152.34632.36321.47623.74541.01692.52982.13974.37782.08973.93052.13974.3778
N41.40152.34632.36323.74541.47622.52981.01694.37782.13973.93052.08974.37782.1397
C52.50912.86021.47623.74545.01392.15804.00511.10525.67201.09824.97171.10525.6719
C62.50912.86023.74541.47625.01394.00512.15805.67201.10524.97171.09825.67191.1052
H72.10253.24781.01692.52982.15804.00512.27052.55924.53483.00614.43662.55934.5349
H82.10253.24782.52981.01694.00512.15802.27054.53482.55924.43663.00614.53492.5593
H93.23723.61482.13974.37781.10525.67202.55924.53486.42981.79285.67111.79986.1727
H103.23723.61484.37782.13975.67201.10524.53482.55926.42985.67111.79286.17271.7998
H112.54212.36262.08973.93051.09824.97173.00614.43661.79285.67114.68931.79285.6708
H122.54212.36263.93052.08974.97171.09824.43663.00615.67111.79284.68935.67081.7928
H133.23713.61462.13974.37781.10525.67192.55934.53491.79986.17271.79285.67086.4297
H143.23713.61464.37782.13975.67191.10524.53492.55936.17271.79985.67081.79286.4297

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 121.339 C1 N3 H7 119.924
C1 N4 C6 121.339 C1 N4 H8 119.924
O2 C1 N3 122.534 O2 C1 N4 122.534
N3 C1 N4 114.931 N3 C5 H9 111.154
N3 C5 H11 107.627 N3 C5 H13 111.155
N4 C6 H10 111.154 N4 C6 H12 107.627
N4 C6 H14 111.155 C5 N3 H7 118.737
C6 N4 H8 118.737 H9 C5 H11 108.910
H9 C5 H13 109.027 H10 C6 H12 108.910
H10 C6 H14 109.027 H11 C5 H13 108.909
H12 C6 H14 108.909
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.307      
2 O -0.186      
3 N -0.184      
4 N -0.184      
5 C -0.440      
6 C -0.440      
7 H 0.284      
8 H 0.284      
9 H 0.171      
10 H 0.171      
11 H 0.244      
12 H 0.244      
13 H 0.171      
14 H 0.171      


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 -4.578 4.578
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.306 -0.000 0.000
y -0.000 -28.708 0.000
z 0.000 0.000 -37.118
Traceless
 xyz
x -5.392 -0.000 0.000
y -0.000 9.003 0.000
z 0.000 0.000 -3.611
Polar
3z2-r2-7.222
x2-y2-9.597
xy-0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.796 -0.000 0.000
y -0.000 9.503 0.000
z 0.000 0.000 7.151


<r2> (average value of r2) Å2
<r2> 164.694
(<r2>)1/2 12.833