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

using model chemistry: B1B95/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/CEP-31G*
 hartrees
Energy at 0K-57.488336
Energy at 298.15K-57.498445
Nuclear repulsion energy141.068673
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/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 3726 3566 29.46      
2 A 3606 3452 22.89      
3 A 3194 3057 2.01      
4 A 3161 3026 19.26      
5 A 3117 2984 23.60      
6 A 3106 2973 63.67      
7 A 3046 2916 81.48      
8 A 3024 2895 73.91      
9 A 1802 1725 476.01      
10 A 1622 1553 181.46      
11 A 1536 1470 128.62      
12 A 1515 1450 13.23      
13 A 1498 1434 8.06      
14 A 1490 1427 11.23      
15 A 1473 1410 37.12      
16 A 1446 1384 111.89      
17 A 1416 1356 14.17      
18 A 1329 1272 23.39      
19 A 1265 1210 58.73      
20 A 1154 1105 1.69      
21 A 1116 1068 3.63      
22 A 1091 1044 32.95      
23 A 1080 1034 19.30      
24 A 1032 987 30.55      
25 A 780 746 6.78      
26 A 776 743 66.32      
27 A 598 573 144.20      
28 A 586 561 73.54      
29 A 494 473 4.20      
30 A 410 392 11.06      
31 A 380 364 36.69      
32 A 303 290 9.07      
33 A 185 177 5.91      
34 A 152 146 2.08      
35 A 119 114 7.95      
36 A 85 81 0.97      

Unscaled Zero Point Vibrational Energy (zpe) 26355.0 cm-1
Scaled (by 0.9572) Zero Point Vibrational Energy (zpe) 25227.0 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/CEP-31G*
ABC
0.16671 0.11663 0.07080

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.546 0.659 0.171
O2 1.246 -1.353 -0.059
C3 0.762 -0.217 -0.016
N4 -0.596 0.039 -0.037
H5 1.278 1.724 0.540
N6 1.583 0.926 -0.009
H7 -2.217 -1.093 -0.786
H8 -2.126 -0.998 1.001
H9 -0.953 -2.008 0.094
C10 -1.527 -1.073 0.076
H11 -1.222 1.834 0.952
H12 -2.163 1.349 -0.480
H13 -0.544 2.044 -0.700
C14 -1.147 1.383 -0.058

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.40741.99683.21001.69661.01535.16495.02724.40034.42714.02384.80443.49623.7709
O22.40741.23612.30913.13482.30473.54783.55252.29872.78944.15594.37083.89273.6352
C31.99681.23611.38212.08331.40743.19903.16052.48182.44513.01323.35032.69832.4912
N43.21002.30911.38212.58502.35342.11402.12062.08171.45452.14322.09022.11191.4528
H51.69663.13482.08332.58501.01564.68024.38284.36983.98762.53573.60852.22642.5207
N61.01532.30471.40742.35341.01564.37294.29973.87933.69813.10153.79992.50022.7692
H75.16493.54783.19902.11404.68024.37291.79261.79181.10473.54712.46203.55602.7939
H85.02723.55253.16052.12064.38284.29971.79261.79411.10572.97412.77673.82802.7845
H94.40032.29872.48182.08174.36983.87931.79181.79411.09663.94583.61474.14863.3999
C104.42712.78942.44511.45453.98763.69811.10471.10571.09663.05212.56603.35902.4892
H114.02384.15593.01322.14322.53573.10153.54712.97413.94583.05211.78161.79791.1089
H124.80444.37083.35032.09023.60853.79992.46202.77673.61472.56601.78161.77571.1009
H133.49623.89272.69832.11192.22642.50023.55603.82804.14863.35901.79791.77571.1010
C143.77093.63522.49121.45282.52072.76922.79392.78453.39992.48921.10891.10091.1010

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 109.960 H1 N6 H5 113.315
O2 C3 N4 123.661 O2 C3 N6 121.215
C3 N4 C10 119.058 C3 N4 C14 122.964
C3 N6 H5 117.680 N4 C3 N6 115.054
N4 C10 H7 110.651 N4 C10 H8 111.117
N4 C10 H9 108.565 N4 C14 H11 112.882
N4 C14 H12 109.093 N4 C14 H13 110.821
H7 C10 H8 108.390 H7 C10 H9 108.972
H8 C10 H9 109.110 C10 N4 C14 117.784
H11 C14 H12 107.458 H11 C14 H13 108.889
H12 C14 H13 107.504
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.333      
2 O -0.169      
3 C -0.382      
4 N 0.229      
5 H 0.317      
6 N -0.418      
7 H 0.169      
8 H 0.158      
9 H 0.246      
10 C -0.502      
11 H 0.160      
12 H 0.201      
13 H 0.207      
14 C -0.548      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.038 3.515 1.260 4.254
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.846 4.952 2.344
y 4.952 -36.968 1.531
z 2.344 1.531 -36.932
Traceless
 xyz
x 4.104 4.952 2.344
y 4.952 -2.079 1.531
z 2.344 1.531 -2.025
Polar
3z2-r2-4.049
x2-y24.122
xy4.952
xz2.344
yz1.531


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.534 -0.151 -0.090
y -0.151 7.722 0.160
z -0.090 0.160 5.052


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000