return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C4H9ClO (1-Chloro-2-ethoxyethane)

using model chemistry: BLYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-693.138523
Energy at 298.15K-693.148615
Nuclear repulsion energy286.938581
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 BLYP/6-31G(2df,p)
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' 3043 3026 24.81      
2 A' 3020 3003 14.38      
3 A' 2973 2957 17.83      
4 A' 2892 2876 56.41      
5 A' 2872 2857 34.39      
6 A' 1497 1488 1.50      
7 A' 1477 1469 4.00      
8 A' 1462 1454 3.97      
9 A' 1449 1441 0.96      
10 A' 1402 1395 10.69      
11 A' 1366 1359 2.46      
12 A' 1341 1334 34.63      
13 A' 1233 1226 28.70      
14 A' 1115 1109 37.36      
15 A' 1079 1073 217.06      
16 A' 1029 1023 1.56      
17 A' 992 986 12.42      
18 A' 863 858 16.19      
19 A' 715 711 44.23      
20 A' 461 458 0.28      
21 A' 362 360 2.02      
22 A' 254 252 2.88      
23 A' 117 117 1.19      
24 A" 3081 3064 8.51      
25 A" 3045 3028 27.36      
26 A" 2918 2902 36.59      
27 A" 2896 2880 66.22      
28 A" 1447 1439 3.79      
29 A" 1256 1249 2.14      
30 A" 1254 1247 0.12      
31 A" 1179 1172 6.03      
32 A" 1144 1138 1.89      
33 A" 1019 1014 1.65      
34 A" 802 798 0.52      
35 A" 780 776 0.32      
36 A" 236 235 0.65      
37 A" 140 139 5.66      
38 A" 82 82 2.12      
39 A" 53 53 0.43      

Unscaled Zero Point Vibrational Energy (zpe) 27172.8 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 27023.3 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 BLYP/6-31G(2df,p)
ABC
0.54171 0.02821 0.02737

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.364 -0.284 0.000
Cl2 -2.707 0.956 0.000
C3 0.000 0.413 0.000
C4 3.281 -1.311 0.000
C5 2.322 -0.119 0.000
O6 0.980 -0.622 0.000
H7 4.324 -0.960 0.000
H8 -1.497 -0.901 0.896
H9 -1.497 -0.901 -0.896
H10 0.097 1.062 -0.894
H11 0.097 1.062 0.894
H12 3.122 -1.936 -0.892
H13 3.122 -1.936 0.892
H14 2.489 0.520 0.893
H15 2.489 0.520 -0.893

Atom - Atom Distances (Å)
  C1 Cl2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.82741.53184.75743.69012.36815.72861.09671.09672.17812.17814.86364.86364.03614.0361
Cl21.82742.76096.40285.14304.01017.28772.39112.39112.94492.94496.56806.56805.29035.2903
C31.53182.76093.70642.38261.42504.53702.18462.18461.10911.10914.00774.00772.64652.6465
C44.75746.40283.70641.52942.40231.10094.87854.87854.07054.07051.10041.10042.18532.1853
C53.69015.14302.38261.52941.43352.17134.00024.00022.67362.67362.17592.17591.11051.1105
O62.36814.01011.42502.40231.43353.36172.64862.64862.10082.10082.66712.66712.09242.0924
H75.72867.28774.53701.10092.17133.36175.89015.89014.77064.77061.78671.78672.52072.5207
H81.09672.39112.18464.87854.00022.64865.89011.79273.09852.52865.06024.73374.23184.5945
H91.09672.39112.18464.87854.00022.64865.89011.79272.52863.09854.73375.06024.59454.2318
H102.17812.94491.10914.07052.67362.10084.77063.09852.52861.78894.25894.61843.03502.4530
H112.17812.94491.10914.07052.67362.10084.77062.52863.09851.78894.61844.25892.45303.0350
H124.86366.56804.00771.10042.17592.66711.78675.06024.73374.25894.61841.78403.10082.5357
H134.86366.56804.00771.10042.17592.66711.78674.73375.06024.61844.25891.78402.53573.1008
H144.03615.29032.64652.18531.11052.09242.52074.23184.59453.03502.45303.10082.53571.7854
H154.03615.29032.64652.18531.11052.09242.52074.59454.23182.45303.03502.53573.10081.7854

picture of 1-Chloro-2-ethoxyethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 O6 106.378 C1 C3 H10 110.101
C1 C3 H11 110.101 Cl2 C1 C3 110.240
Cl2 C1 H8 107.046 Cl2 C1 H9 107.046
C3 C1 H8 111.349 C3 C1 H9 111.349
C3 O6 C5 112.919 C4 C5 O6 108.303
C4 C5 H14 110.747 C4 C5 H15 110.747
C5 C4 H7 110.212 C5 C4 H12 110.604
C5 C4 H13 110.604 O6 C3 H10 111.389
O6 C3 H11 111.389 O6 C5 H14 110.022
O6 C5 H15 110.022 H7 C4 H12 108.520
H7 C4 H13 108.520 H8 C1 H9 109.627
H10 C3 H11 107.506 H12 C4 H13 108.312
H14 C5 H15 107.005
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.156      
2 Cl -0.188      
3 C -0.033      
4 C -0.345      
5 C -0.024      
6 O -0.196      
7 H 0.103      
8 H 0.140      
9 H 0.140      
10 H 0.090      
11 H 0.090      
12 H 0.114      
13 H 0.114      
14 H 0.076      
15 H 0.076      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.077 -0.434 0.000 2.122
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.420 3.007 0.000
y 3.007 -45.637 0.000
z 0.000 0.000 -44.086
Traceless
 xyz
x -1.558 3.007 0.000
y 3.007 -0.384 0.000
z 0.000 0.000 1.943
Polar
3z2-r23.885
x2-y2-0.783
xy3.007
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.142 -1.585 0.000
y -1.585 8.705 0.000
z 0.000 0.000 7.622


<r2> (average value of r2) Å2
<r2> 373.562
(<r2>)1/2 19.328