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All results from a given calculation for C4H10O (Ethoxy ethane)

using model chemistry: PBEPBE/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no C2V 1A1
Energy calculated at PBEPBE/6-31G**
 hartrees
Energy at 0K-233.357145
Energy at 298.15K-233.368203
HF Energy-233.357145
Nuclear repulsion energy188.839500
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 PBEPBE/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3080 3038 30.43      
2 A1 2996 2955 8.72      
3 A1 2890 2850 110.16      
4 A1 1505 1484 0.77      
5 A1 1469 1448 3.04      
6 A1 1410 1391 6.85      
7 A1 1360 1341 0.33      
8 A1 1151 1135 18.76      
9 A1 1039 1025 11.68      
10 A1 837 826 5.30      
11 A1 433 427 0.02      
12 A1 189 186 0.66      
13 A2 3081 3039 0.00      
14 A2 2910 2870 0.00      
15 A2 1449 1429 0.00      
16 A2 1253 1236 0.00      
17 A2 1136 1120 0.00      
18 A2 799 788 0.00      
19 A2 248 244 0.00      
20 A2 108 107 0.00      
21 B1 3082 3039 47.38      
22 B1 2905 2866 139.78      
23 B1 1449 1429 10.45      
24 B1 1259 1241 2.42      
25 B1 1170 1154 11.64      
26 B1 808 797 1.83      
27 B1 250 247 1.28      
28 B1 105 104 3.51      
29 B2 3080 3038 14.27      
30 B2 2996 2955 24.79      
31 B2 2876 2837 13.64      
32 B2 1482 1462 2.81      
33 B2 1465 1445 4.23      
34 B2 1374 1355 36.24      
35 B2 1335 1317 43.90      
36 B2 1137 1121 202.09      
37 B2 1071 1056 4.82      
38 B2 928 916 4.78      
39 B2 421 415 3.09      

Unscaled Zero Point Vibrational Energy (zpe) 29266.2 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 28865.2 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 PBEPBE/6-31G**
ABC
0.59489 0.07421 0.06947

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.273
C2 0.000 1.181 -0.520
C3 0.000 -1.181 -0.520
C4 0.000 2.385 0.410
C5 0.000 -2.385 0.410
H6 0.893 1.201 -1.185
H7 -0.893 1.201 -1.185
H8 0.893 -1.201 -1.185
H9 -0.893 -1.201 -1.185
H10 0.000 3.321 -0.170
H11 0.000 -3.321 -0.170
H12 -0.892 2.374 1.056
H13 0.892 2.374 1.056
H14 0.892 -2.374 1.056
H15 -0.892 -2.374 1.056

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
O11.42251.42252.38872.38872.08922.08922.08922.08923.35073.35072.65432.65432.65432.6543
C21.42252.36231.52103.68521.11341.11342.62942.62942.16864.51612.16852.16853.98993.9899
C31.42252.36233.68521.52102.62942.62941.11341.11344.51612.16863.98993.98992.16852.1685
C42.38871.52103.68524.76952.17782.17784.02474.02471.10165.73551.10131.10134.88464.8846
C52.38873.68521.52104.76954.02474.02472.17782.17785.73551.10164.88464.88461.10131.1013
H62.08921.11342.62942.17784.02471.78542.40192.99282.51474.72003.09572.52964.21954.5813
H72.08921.11342.62942.17784.02471.78542.99282.40192.51474.72002.52963.09574.58134.2195
H82.08922.62941.11344.02472.17782.40192.99281.78544.72002.51474.58134.21952.52963.0957
H92.08922.62941.11344.02472.17782.99282.40191.78544.72002.51474.21954.58133.09572.5296
H103.35072.16864.51611.10165.73552.51472.51474.72004.72006.64271.78761.78765.89385.8938
H113.35074.51612.16865.73551.10164.72004.72002.51472.51476.64275.89385.89381.78761.7876
H122.65432.16853.98991.10134.88463.09572.52964.58134.21951.78765.89381.78375.07224.7483
H132.65432.16853.98991.10134.88462.52963.09574.21954.58131.78765.89381.78374.74835.0722
H142.65433.98992.16854.88461.10134.21954.58132.52963.09575.89381.78765.07224.74831.7837
H152.65433.98992.16854.88461.10134.58134.21953.09572.52965.89381.78764.74835.07221.7837

picture of Ethoxy ethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 C4 108.442 O1 C2 H6 110.347
O1 C2 H7 110.347 O1 C3 C5 108.442
O1 C3 H8 110.347 O1 C3 H9 110.347
C2 O1 C3 112.264 C2 C4 H10 110.544
C2 C4 H12 110.550 C2 C4 H13 110.550
C3 C5 H11 110.544 C3 C5 H14 110.550
C3 C5 H15 110.550 C4 C2 H6 110.560
C4 C2 H7 110.560 C5 C3 H8 110.560
C5 C3 H9 110.560 H6 C2 H7 106.591
H8 C3 H9 106.591 H10 C4 H12 108.482
H10 C4 H13 108.482 H11 C5 H14 108.482
H11 C5 H15 108.482 H12 C4 H13 108.156
H14 C5 H15 108.156
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.436      
2 C 0.030      
3 C 0.030      
4 C -0.384      
5 C -0.384      
6 H 0.092      
7 H 0.092      
8 H 0.092      
9 H 0.092      
10 H 0.119      
11 H 0.119      
12 H 0.135      
13 H 0.135      
14 H 0.135      
15 H 0.135      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.927 0.927
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.849 0.000 0.000
y 0.000 -30.189 0.000
z 0.000 0.000 -33.221
Traceless
 xyz
x -1.143 0.000 0.000
y 0.000 2.846 0.000
z 0.000 0.000 -1.702
Polar
3z2-r2-3.405
x2-y2-2.659
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.664 0.000 0.000
y 0.000 9.118 0.000
z 0.000 0.000 6.920


<r2> (average value of r2) Å2
<r2> 177.766
(<r2>)1/2 13.333