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

using model chemistry: MP2=FULL/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 MP2=FULL/6-31+G**
 hartrees
Energy at 0K-303.040039
Energy at 298.15K-303.050260
HF Energy-302.065212
Nuclear repulsion energy248.098640
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 MP2=FULL/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 3685 3461 34.36      
2 A 3262 3064 9.36      
3 A 3217 3022 8.46      
4 A 3122 2932 5.44      
5 A 1778 1670 276.92      
6 A 1570 1474 10.69      
7 A 1538 1445 0.45      
8 A 1508 1417 11.08      
9 A 1493 1402 5.71      
10 A 1229 1154 0.41      
11 A 1202 1129 0.45      
12 A 1167 1096 6.97      
13 A 940 882 1.25      
14 A 562 528 110.55      
15 A 447 420 43.80      
16 A 225 212 4.64      
17 A 191 180 0.44      
18 A 121 113 0.50      
19 B 3683 3459 13.33      
20 B 3262 3064 5.89      
21 B 3218 3022 37.55      
22 B 3121 2931 97.24      
23 B 1592 1495 360.94      
24 B 1557 1463 20.63      
25 B 1533 1440 75.55      
26 B 1496 1405 13.69      
27 B 1296 1218 202.66      
28 B 1185 1113 28.76      
29 B 1169 1097 2.33      
30 B 1068 1003 1.32      
31 B 761 715 22.56      
32 B 739 694 29.29      
33 B 505 475 121.98      
34 B 320 301 40.92      
35 B 139 130 0.87      
36 B 127 119 8.50      

Unscaled Zero Point Vibrational Energy (zpe) 27013.3 cm-1
Scaled (by 0.9392) Zero Point Vibrational Energy (zpe) 25370.9 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 MP2=FULL/6-31+G**
ABC
0.32511 0.07267 0.06097

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31+G**

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.083
O2 0.000 0.000 1.317
N3 0.000 1.162 -0.671
N4 0.000 -1.162 -0.671
C5 -0.234 2.419 0.026
C6 0.234 -2.419 0.026
H7 -0.429 1.081 -1.581
H8 0.429 -1.081 -1.581
H9 -0.077 3.233 -0.677
H10 0.077 -3.233 -0.677
H11 0.479 2.506 0.838
H12 -0.479 -2.506 0.838
H13 -1.240 2.483 0.443
H14 1.240 -2.483 0.443

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.23421.38481.38482.43072.43072.03002.03003.32173.32172.66072.66072.79882.7988
O21.23422.30252.30252.75202.75203.12263.12263.79903.79902.59622.59622.91012.9101
N31.38482.30252.32321.45603.65491.00922.45822.07264.39512.07663.99462.12714.0079
N41.38482.30252.32323.65491.45602.45821.00924.39512.07263.99462.07664.00792.1271
C52.43072.75201.45603.65494.86002.09903.90761.08645.70341.08464.99731.09075.1358
C62.43072.75203.65491.45604.86003.90762.09905.70341.08644.99731.08465.13581.0907
H72.03003.12261.00922.45822.09903.90762.32672.36014.43682.95004.32662.59184.4257
H82.03003.12262.45821.00923.90762.09902.32674.43682.36014.32662.95004.42572.5918
H93.32173.79902.07264.39511.08645.70342.36014.43686.46741.76935.94891.77955.9717
H103.32173.79904.39512.07265.70341.08644.43682.36016.46745.94891.76935.97171.7795
H112.66072.59622.07663.99461.08464.99732.95004.32661.76935.94895.10301.76395.0625
H122.66072.59623.99462.07664.99731.08464.32662.95005.94891.76935.10305.06251.7639
H132.79882.91012.12714.00791.09075.13582.59184.42571.77955.97171.76395.06255.5512
H142.79882.91014.00792.12715.13581.09074.42572.59185.97171.77955.06251.76395.5512

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 117.641 C1 N3 H7 115.087
C1 N4 C6 117.641 C1 N4 H8 115.087
O2 C1 N3 122.981 O2 C1 N4 122.981
N3 C1 N4 114.038 N3 C5 H9 108.344
N3 C5 H11 108.769 N3 C5 H13 112.495
N4 C6 H10 108.344 N4 C6 H12 108.769
N4 C6 H14 112.495 C5 N3 H7 115.553
C6 N4 H8 115.553 H9 C5 H11 109.167
H9 C5 H13 109.648 H10 C6 H12 109.167
H10 C6 H14 109.648 H11 C5 H13 108.370
H12 C6 H14 108.370
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability