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: B1B95/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/cc-pVDZ
 hartrees
Energy at 0K-693.205107
Energy at 298.15K-693.215398
Nuclear repulsion energy290.939531
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 B1B95/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' 3158 3036 19.16      
2 A' 3109 2988 13.96      
3 A' 3064 2946 16.56      
4 A' 2989 2873 55.38      
5 A' 2973 2858 33.56      
6 A' 1507 1449 2.19      
7 A' 1487 1430 4.81      
8 A' 1472 1415 3.89      
9 A' 1467 1410 1.98      
10 A' 1435 1379 12.02      
11 A' 1385 1331 24.23      
12 A' 1360 1307 22.50      
13 A' 1252 1203 15.96      
14 A' 1194 1148 257.55      
15 A' 1155 1110 18.22      
16 A' 1089 1047 4.67      
17 A' 1069 1027 16.63      
18 A' 909 874 11.52      
19 A' 776 746 44.24      
20 A' 474 455 0.71      
21 A' 374 359 2.27      
22 A' 263 253 3.16      
23 A' 119 114 1.28      
24 A" 3180 3056 6.51      
25 A" 3155 3033 20.84      
26 A" 3030 2912 31.38      
27 A" 3009 2892 73.94      
28 A" 1448 1392 6.45      
29 A" 1284 1234 3.17      
30 A" 1279 1229 0.14      
31 A" 1202 1155 6.06      
32 A" 1162 1117 3.66      
33 A" 1040 999 2.23      
34 A" 816 785 1.06      
35 A" 798 767 0.33      
36 A" 251 242 0.97      
37 A" 149 144 6.87      
38 A" 83 80 1.68      
39 A" 55 53 0.50      

Unscaled Zero Point Vibrational Energy (zpe) 28009.1 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 26922.3 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 B1B95/cc-pVDZ
ABC
0.55340 0.02910 0.02823

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.353 -0.273 0.000
Cl2 -2.658 0.953 0.000
C3 0.000 0.402 0.000
C4 3.230 -1.300 0.000
C5 2.282 -0.126 0.000
O6 0.960 -0.619 0.000
H7 4.272 -0.953 0.000
H8 -1.481 -0.894 0.893
H9 -1.481 -0.894 -0.893
H10 0.099 1.050 -0.892
H11 0.099 1.050 0.892
H12 3.070 -1.924 -0.890
H13 3.070 -1.924 0.890
H14 2.448 0.513 0.889
H15 2.448 0.513 -0.889

Atom - Atom Distances (Å)
  C1 Cl2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.79031.51174.69683.63812.33915.66611.09581.09582.15692.15694.80434.80433.98173.9817
Cl21.79032.71456.30445.05683.94527.18762.36562.36562.89902.89906.47146.47145.20165.2016
C31.51172.71453.65122.34271.40194.48212.16142.16141.10671.10673.95313.95312.60692.6069
C44.69686.30443.65121.50852.36961.09824.81204.81204.01554.01551.09821.09822.16532.1653
C53.63815.05682.34271.50851.41072.15493.94323.94322.63582.63582.15472.15471.10771.1077
O62.33913.94521.40192.36961.41073.32862.61402.61402.07952.07952.63532.63532.07002.0700
H75.66617.18764.48211.09822.15493.32865.82235.82234.71464.71461.78271.78272.50362.5036
H81.09582.36562.16144.81203.94322.61405.82231.78623.07612.50544.99494.66604.17324.5380
H91.09582.36562.16144.81203.94322.61405.82231.78622.50543.07614.66604.99494.53804.1732
H102.15692.89901.10674.01552.63582.07954.71463.07612.50541.78324.20424.56592.99672.4100
H112.15692.89901.10674.01552.63582.07954.71462.50543.07611.78324.56594.20422.41002.9967
H124.80436.47143.95311.09822.15472.63531.78274.99494.66604.20424.56591.77913.08042.5147
H134.80436.47143.95311.09822.15472.63531.78274.66604.99494.56594.20421.77912.51473.0804
H143.98175.20162.60692.16531.10772.07002.50364.17324.53802.99672.41003.08042.51471.7790
H153.98175.20162.60692.16531.10772.07002.50364.53804.17322.41002.99672.51473.08041.7790

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 106.738 C1 C3 H10 109.951
C1 C3 H11 109.951 Cl2 C1 C3 110.300
Cl2 C1 H8 107.657 Cl2 C1 H9 107.657
C3 C1 H8 110.964 C3 C1 H9 110.964
C3 O6 C5 112.803 C4 C5 O6 108.487
C4 C5 H14 110.783 C4 C5 H15 110.783
C5 C4 H7 110.531 C5 C4 H12 110.511
C5 C4 H13 110.511 O6 C3 H10 111.439
O6 C3 H11 111.439 O6 C5 H14 109.978
O6 C5 H15 109.978 H7 C4 H12 108.512
H7 C4 H13 108.512 H8 C1 H9 109.181
H10 C3 H11 107.340 H12 C4 H13 108.191
H14 C5 H15 106.829
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.087      
2 Cl -0.138      
3 C 0.154      
4 C -0.048      
5 C 0.081      
6 O -0.334      
7 H 0.032      
8 H 0.085      
9 H 0.085      
10 H 0.026      
11 H 0.026      
12 H 0.043      
13 H 0.043      
14 H 0.016      
15 H 0.016      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.991 -0.302 0.000 2.014
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.759 2.934 0.000
y 2.934 -45.485 0.000
z 0.000 0.000 -43.937
Traceless
 xyz
x -1.048 2.934 0.000
y 2.934 -0.637 0.000
z 0.000 0.000 1.685
Polar
3z2-r23.369
x2-y2-0.274
xy2.934
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.097 -1.489 0.000
y -1.489 8.345 0.000
z 0.000 0.000 7.109


<r2> (average value of r2) Å2
<r2> 363.108
(<r2>)1/2 19.055