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

using model chemistry: QCISD/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at QCISD/aug-cc-pVDZ
 hartrees
Energy at 0K-303.118805
Energy at 298.15K-303.129021
HF Energy-302.086234
Nuclear repulsion energy246.932220
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 QCISD/aug-cc-pVDZ
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 3618 3505 21.72      
2 A 3161 3062 14.60      
3 A 3121 3024 9.71      
4 A 3041 2946 5.95      
5 A 1760 1705 266.75      
6 A 1523 1475 15.69      
7 A 1489 1442 0.87      
8 A 1478 1431 2.47      
9 A 1446 1401 4.67      
10 A 1207 1169 0.09      
11 A 1179 1142 1.09      
12 A 1139 1103 6.81      
13 A 925 896 0.33      
14 A 556 538 103.13      
15 A 442 428 38.09      
16 A 223 216 4.75      
17 A 196 189 0.28      
18 A 126 122 0.83      
19 B 3616 3503 8.86      
20 B 3161 3062 8.34      
21 B 3122 3024 45.38      
22 B 3040 2945 97.46      
23 B 1573 1523 361.33      
24 B 1502 1455 0.32      
25 B 1481 1435 39.68      
26 B 1450 1405 6.40      
27 B 1279 1239 209.35      
28 B 1160 1124 16.44      
29 B 1146 1110 10.15      
30 B 1050 1018 1.66      
31 B 772 748 29.60      
32 B 734 711 21.01      
33 B 488 473 87.39      
34 B 316 306 42.21      
35 B 145 140 0.88      
36 B 124 120 7.11      

Unscaled Zero Point Vibrational Energy (zpe) 26392.9 cm-1
Scaled (by 0.9687) Zero Point Vibrational Energy (zpe) 25566.8 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 QCISD/aug-cc-pVDZ
ABC
0.32308 0.07203 0.06052

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/aug-cc-pVDZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.084
O2 0.000 0.000 1.314
N3 0.000 1.167 -0.677
N4 0.000 -1.167 -0.677
C5 -0.257 2.426 0.030
C6 0.257 -2.426 0.030
H7 -0.459 1.076 -1.577
H8 0.459 -1.076 -1.577
H9 -0.142 3.255 -0.685
H10 0.142 -3.255 -0.685
H11 0.483 2.541 0.834
H12 -0.483 -2.541 0.834
H13 -1.266 2.462 0.479
H14 1.266 -2.462 0.479

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.22981.39331.39332.43992.43992.03142.03143.34763.34762.69342.69342.79642.7964
O21.22982.30772.30772.75672.75673.11833.11833.82253.82252.63082.63082.89162.8916
N31.39332.30772.33431.46613.67081.01442.45992.09254.42432.09894.03362.14834.0136
N41.39332.30772.33433.67081.46612.45991.01444.42432.09254.03362.09894.01362.1483
C52.43992.75671.46613.67084.87872.10813.91851.10105.73931.09925.03691.10505.1392
C62.43992.75673.67081.46614.87873.91852.10815.73931.10105.03691.09925.13921.1050
H72.03143.11831.01442.45992.10813.91852.33952.37564.46202.97474.34712.60724.4405
H82.03143.11832.45991.01443.91852.10812.33954.46202.37564.34712.97474.44052.6072
H93.34763.82252.09254.42431.10105.73932.37564.46206.51591.79166.00181.80236.0017
H103.34763.82254.42432.09255.73931.10104.46202.37566.51596.00181.79166.00171.8023
H112.69342.63082.09894.03361.09925.03692.97474.34711.79166.00185.17361.78645.0767
H122.69342.63084.03362.09895.03691.09924.34712.97476.00181.79165.17365.07671.7864
H132.79642.89162.14834.01361.10505.13922.60724.44051.80236.00171.78645.07675.5368
H142.79642.89164.01362.14835.13921.10504.44052.60726.00171.80235.07671.78645.5368

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 117.119 C1 N3 H7 114.140
C1 N4 C6 117.119 C1 N4 H8 114.140
O2 C1 N3 123.105 O2 C1 N4 123.105
N3 C1 N4 113.791 N3 C5 H9 108.357
N3 C5 H11 108.972 N3 C5 H13 112.588
N4 C6 H10 108.357 N4 C6 H12 108.972
N4 C6 H14 112.588 C5 N3 H7 115.183
C6 N4 H8 115.183 H9 C5 H11 109.030
H9 C5 H13 109.560 H10 C6 H12 109.030
H10 C6 H14 109.560 H11 C5 H13 108.279
H12 C6 H14 108.279
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability