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All results from a given calculation for NH2COOC2H5 (Urethane)

using model chemistry: B97D3/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B97D3/aug-cc-pVTZ
 hartrees
Energy at 0K-323.690450
Energy at 298.15K-323.699407
HF Energy-323.690450
Nuclear repulsion energy245.220921
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 B97D3/aug-cc-pVTZ
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 3650 3594 37.48      
2 A 3532 3478 14.36      
3 A 3075 3028 24.49      
4 A 3064 3018 21.49      
5 A 2995 2949 23.62      
6 A 2994 2948 18.20      
7 A 2939 2894 43.51      
8 A 1763 1736 514.95      
9 A 1594 1570 108.28      
10 A 1487 1464 1.04      
11 A 1471 1448 3.78      
12 A 1456 1433 6.09      
13 A 1390 1369 4.53      
14 A 1373 1352 12.67      
15 A 1286 1267 273.89      
16 A 1280 1260 70.03      
17 A 1147 1129 3.82      
18 A 1122 1105 8.73      
19 A 1064 1047 14.53      
20 A 1036 1020 179.21      
21 A 958 944 29.16      
22 A 828 816 10.29      
23 A 822 809 1.03      
24 A 742 731 16.91      
25 A 562 554 14.81      
26 A 538 530 3.12      
27 A 509 501 51.41      
28 A 373 367 14.83      
29 A 356 351 118.97      
30 A 246 243 0.24      
31 A 210 207 2.63      
32 A 103 101 0.85      
33 A 85 84 0.66      

Unscaled Zero Point Vibrational Energy (zpe) 23023.9 cm-1
Scaled (by 0.9847) Zero Point Vibrational Energy (zpe) 22671.7 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 B97D3/aug-cc-pVTZ
ABC
0.29245 0.07003 0.05782

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.571 -0.246 0.029
H2 2.700 -0.860 -0.866
H3 3.385 0.484 0.072
H4 2.637 -0.894 0.907
C5 1.237 0.475 -0.002
H6 1.098 1.084 0.899
H7 1.175 1.126 -0.886
O8 0.199 -0.528 -0.068
N9 -1.402 1.166 0.067
H10 -0.746 1.853 -0.267
H11 -2.377 1.388 -0.059
C12 -1.122 -0.184 -0.008
O13 -1.971 -1.048 0.020

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 O8 N9 H10 H11 C12 O13
C11.09331.09481.09321.51612.16722.16072.39084.21683.93625.21193.69384.6120
H21.09331.77691.77512.16013.07622.50342.64624.66914.42595.61093.97494.7576
H31.09481.77691.77702.14922.50522.49313.34644.83594.36515.83454.55745.5712
H41.09321.77511.77702.15822.50643.07132.65124.61124.51295.59333.93344.6950
C51.51612.16012.14922.15821.09711.10011.44512.72962.42963.72882.44973.5511
H62.16723.07622.50522.50641.09711.78782.08432.63662.31323.61782.71323.8391
H72.16072.50342.49313.07131.10011.78782.08752.74822.14513.65672.78633.9294
O82.39082.64623.34642.65121.44512.08432.08752.33472.56913.21081.36632.2327
N94.21684.66914.83594.61122.72962.63662.74822.33471.00731.00801.38062.2858
H103.93624.42594.36514.51292.42962.31322.14512.56911.00731.70882.08743.1615
H115.21195.61095.83455.59333.72883.61783.65673.21081.00801.70882.01272.4712
C123.69383.97494.55743.93342.44972.71322.78631.36631.38062.08742.01271.2112
O134.61204.75765.57124.69503.55113.83913.92942.23272.28583.16152.47121.2112

picture of Urethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 H6 111.040 C1 C5 H7 110.351
C1 C5 O8 107.662 H2 C1 H3 108.597
H2 C1 H4 108.552 H2 C1 C5 110.704
H3 C1 H4 108.613 H3 C1 C5 109.757
H4 C1 C5 110.562 C5 O8 C12 121.208
H6 C5 H7 108.915 H6 C5 O8 109.387
H7 C5 O8 109.462 O8 C12 N9 116.408
O8 C12 O13 119.929 N9 C12 O13 123.621
H10 N9 H11 115.980 H10 N9 C12 121.103
H11 N9 C12 113.935
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.536      
2 H 0.131      
3 H 0.136      
4 H 0.139      
5 C 0.186      
6 H 0.156      
7 H 0.150      
8 O -0.212      
9 N -0.048      
10 H 0.102      
11 H 0.023      
12 C 0.421      
13 O -0.648      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.568 4.257 -0.548 5.001
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.315 -5.987 0.925
y -5.987 -36.543 -1.283
z 0.925 -1.283 -36.549
Traceless
 xyz
x 0.231 -5.987 0.925
y -5.987 -0.111 -1.283
z 0.925 -1.283 -0.120
Polar
3z2-r2-0.241
x2-y20.228
xy-5.987
xz0.925
yz-1.283


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.830 0.223 -0.038
y 0.223 8.882 -0.008
z -0.038 -0.008 6.641


<r2> (average value of r2) Å2
<r2> 194.174
(<r2>)1/2 13.935