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All results from a given calculation for NH2CONHC2H5 (Urea, ethyl-)

using model chemistry: MP2=FULL/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 MP2=FULL/6-311G*
 hartrees
Energy at 0K-303.170640
Energy at 298.15K-303.181265
HF Energy-302.115469
Nuclear repulsion energy244.549848
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/6-311G*
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 3751 3552 25.97      
2 A 3657 3463 25.21      
3 A 3630 3438 21.87      
4 A 3186 3018 19.58      
5 A 3177 3009 27.36      
6 A 3108 2944 25.95      
7 A 3087 2923 16.50      
8 A 3066 2904 35.98      
9 A 1841 1744 455.88      
10 A 1699 1609 154.31      
11 A 1571 1488 2.68      
12 A 1544 1462 5.58      
13 A 1536 1455 9.26      
14 A 1501 1422 14.39      
15 A 1462 1384 233.90      
16 A 1450 1374 55.80      
17 A 1391 1318 18.35      
18 A 1335 1264 5.07      
19 A 1228 1163 20.73      
20 A 1193 1130 1.47      
21 A 1168 1106 33.39      
22 A 1098 1040 15.51      
23 A 1012 959 3.04      
24 A 920 871 2.21      
25 A 839 794 0.63      
26 A 802 759 88.17      
27 A 643 609 20.37      
28 A 623 590 233.54      
29 A 568 538 18.67      
30 A 511 484 51.99      
31 A 426 404 68.14      
32 A 370 351 0.13      
33 A 288 272 3.15      
34 A 205 194 1.83      
35 A 115 109 9.53      
36 A 59 56 0.56      

Unscaled Zero Point Vibrational Energy (zpe) 27028.3 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 25598.5 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/6-311G*
ABC
0.28272 0.06769 0.05630

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.603 -0.222 0.036
H2 -2.646 -1.027 0.774
H3 -3.418 0.471 0.249
H4 -2.766 -0.651 -0.955
C5 -1.263 0.492 0.093
H6 -1.272 1.317 -0.629
H7 -1.102 0.929 1.086
N8 -0.196 -0.440 -0.248
H9 -0.398 -1.418 -0.107
N10 1.452 1.174 0.057
H11 2.445 1.334 -0.007
H12 0.897 1.809 -0.492
C13 1.143 -0.177 -0.028
O14 1.976 -1.058 0.102

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 N8 H9 N10 H11 H12 C13 O14
C11.09281.09141.09181.52012.14112.16292.43422.51234.28935.28284.08133.74664.6551
H21.09281.76591.77352.16453.05782.51052.71902.44524.70665.66544.71133.96444.6700
H31.09141.76591.77052.16152.46862.50453.38593.58014.92505.93204.57844.61535.6087
H41.09181.77351.77052.15972.49263.07022.67442.62944.70655.65654.43684.04494.8754
C51.52012.16452.16152.15971.09581.09641.45722.10622.79963.80332.59622.49973.5904
H62.14113.05782.46862.49261.09581.76592.09522.91832.81303.76862.22822.90234.0893
H72.16292.51052.50453.07021.09641.76592.11502.72472.76483.73372.69482.73923.7931
N82.43422.71903.38592.67441.45722.09522.11501.00912.32663.19002.51201.38122.2847
H92.51232.44523.58012.62942.10622.91832.72471.00913.18923.95833.49871.98012.4104
N104.28934.70664.92504.70652.79962.81302.76482.32663.18921.00741.00681.38892.2929
H115.28285.66545.93205.65653.80333.76863.73373.19003.95831.00741.69051.99502.4399
H124.08134.71134.57844.43682.59622.22822.69482.51203.49871.00681.69052.05443.1204
C133.74663.96444.61534.04492.49972.90232.73921.38121.98011.38891.99502.05441.2194
O144.65514.67005.60874.87543.59044.08933.79312.28472.41042.29292.43993.12041.2194

picture of Urea, ethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 H6 108.790 C1 C5 H7 110.465
C1 C5 N8 109.667 H2 C1 H3 107.892
H2 C1 H4 108.542 H2 C1 C5 110.808
H3 C1 H4 108.376 H3 C1 C5 110.653
H4 C1 C5 110.481 C5 N8 H9 116.108
C5 N8 C13 123.419 H6 C5 H7 107.324
H6 C5 N8 109.491 H7 C5 N8 111.044
N8 C13 N10 114.254 N8 C13 O14 122.802
H9 N8 C13 110.900 N10 C13 O14 122.932
H11 N10 H12 114.133 H11 N10 C13 111.737
H12 N10 C13 117.195
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability