return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for N(CH3)2CONH2 (Urea, N,N-dimethyl-)

using model chemistry: BLYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at BLYP/6-311G**
 hartrees
Energy at 0K-303.857799
Energy at 298.15K-303.867909
Nuclear repulsion energy251.030494
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 BLYP/6-311G**
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 3557 3543 17.32      
2 A 3452 3439 8.56      
3 A 3075 3063 2.12      
4 A 3035 3023 13.03      
5 A 2980 2968 32.24      
6 A 2959 2948 59.87      
7 A 2922 2910 81.40      
8 A 2891 2880 81.31      
9 A 1691 1685 338.19      
10 A 1585 1579 110.32      
11 A 1496 1491 32.25      
12 A 1472 1467 11.86      
13 A 1464 1458 6.68      
14 A 1463 1457 17.42      
15 A 1434 1428 39.88      
16 A 1395 1390 10.95      
17 A 1365 1359 172.40      
18 A 1235 1230 66.53      
19 A 1224 1219 15.82      
20 A 1134 1129 2.50      
21 A 1095 1090 2.96      
22 A 1062 1058 75.54      
23 A 1047 1043 22.83      
24 A 982 978 32.19      
25 A 742 739 60.54      
26 A 733 731 2.42      
27 A 586 584 103.13      
28 A 568 565 76.76      
29 A 497 495 7.97      
30 A 420 418 24.01      
31 A 378 377 14.04      
32 A 307 305 10.11      
33 A 186 186 4.33      
34 A 152 151 1.20      
35 A 131 131 4.38      
36 A 86 85 1.91      

Unscaled Zero Point Vibrational Energy (zpe) 25399.8 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 25300.8 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 BLYP/6-311G**
ABC
0.16563 0.11489 0.07003

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.566 0.667 0.149
O2 1.251 -1.348 -0.076
C3 0.771 -0.214 -0.015
N4 -0.597 0.042 -0.022
H5 1.307 1.714 0.589
N6 1.596 0.934 0.002
H7 -2.215 -1.108 -0.775
H8 -2.123 -1.027 1.010
H9 -0.936 -2.010 0.094
C10 -1.525 -1.089 0.085
H11 -0.504 2.069 -0.606
H12 -1.391 1.800 0.931
H13 -2.125 1.350 -0.628
C14 -1.176 1.386 -0.073

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.41702.00633.22951.69531.01745.18295.06004.40914.45273.45924.19024.80423.8175
O22.41701.23352.31363.13382.30923.54413.55972.29182.79303.87874.23204.35763.6566
C32.00631.23351.39222.08961.41313.20833.17642.48092.45932.68133.10273.34832.5210
N43.22952.31361.39222.60692.36772.12242.12932.08301.46622.11222.15182.10111.4647
H51.69533.13382.08962.60691.01794.71434.41094.37574.01622.19912.72153.65962.5909
N61.01742.30921.41312.36771.01794.39204.32333.88423.71972.46363.24603.79662.8096
H75.18293.54413.20832.12244.71434.39201.78951.79021.10263.61213.47072.46432.7913
H85.06003.55973.17642.12934.41094.32331.78951.79351.10373.84922.92092.88652.8088
H94.40912.29182.48092.08304.37573.88421.79021.79351.09364.16183.92783.63733.4090
C104.45272.79302.45931.46624.01623.71971.10261.10371.09363.39013.01342.61122.5044
H113.45923.87872.68132.11222.19912.46363.61213.84924.16183.39011.79501.77311.0967
H124.19024.23203.10272.15182.72153.24603.47072.92093.92783.01341.79501.78081.1069
H134.80424.35763.34832.10113.65963.79662.46432.88653.63732.61121.77311.78081.0999
C143.81753.65662.52101.46472.59092.80962.79132.80883.40902.50441.09671.10691.0999

picture of Urea, N,N-dimethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 N6 C3 110.215 H1 N6 H5 112.807
O2 C3 N4 123.444 O2 C3 N6 121.359
C3 N4 C10 118.690 C3 N4 C14 123.854
C3 N6 H5 117.620 N4 C3 N6 115.128
N4 C10 H7 110.631 N4 C10 H8 111.113
N4 C10 H9 108.045 N4 C14 H11 110.282
N4 C14 H12 112.862 N4 C14 H13 109.195
H7 C10 H8 108.402 H7 C10 H9 109.210
H8 C10 H9 109.417 C10 N4 C14 117.404
H11 C14 H12 109.092 H11 C14 H13 107.645
H12 C14 H13 107.598
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.214      
2 O -0.369      
3 C 0.420      
4 N -0.365      
5 H 0.202      
6 N -0.440      
7 H 0.106      
8 H 0.102      
9 H 0.138      
10 C -0.168      
11 H 0.121      
12 H 0.106      
13 H 0.113      
14 C -0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.688 3.119 1.090 3.710
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.170 4.538 2.090
y 4.538 -38.065 1.292
z 2.090 1.292 -37.819
Traceless
 xyz
x 3.772 4.538 2.090
y 4.538 -2.071 1.292
z 2.090 1.292 -1.701
Polar
3z2-r2-3.402
x2-y23.895
xy4.538
xz2.090
yz1.292


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.795 0.005 -0.019
y 0.005 8.880 0.226
z -0.019 0.226 5.696


<r2> (average value of r2) Å2
<r2> 169.254
(<r2>)1/2 13.010