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All results from a given calculation for C4H10O (Methyl propyl ether)

using model chemistry: B3PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A'
Energy calculated at B3PW91/6-31G**
 hartrees
Energy at 0K-233.610399
Energy at 298.15K 
HF Energy-233.583998
Nuclear repulsion energy188.730048
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 B3PW91/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3139 3008 33.51      
2 A' 3137 3007 30.18      
3 A' 3062 2934 27.88      
4 A' 3050 2923 24.83      
5 A' 2983 2859 78.98      
6 A' 2953 2830 42.91      
7 A' 1540 1476 1.50      
8 A' 1517 1454 9.07      
9 A' 1512 1449 5.62      
10 A' 1501 1439 1.85      
11 A' 1487 1425 0.62      
12 A' 1433 1373 24.53      
13 A' 1422 1363 2.18      
14 A' 1334 1278 3.78      
15 A' 1238 1187 58.84      
16 A' 1191 1142 128.43      
17 A' 1135 1088 7.01      
18 A' 1069 1025 3.04      
19 A' 1003 961 23.54      
20 A' 915 877 6.81      
21 A' 439 421 0.64      
22 A' 408 391 2.84      
23 A' 193 185 1.43      
24 A" 3129 2998 57.40      
25 A" 3102 2973 4.02      
26 A" 3032 2906 66.28      
27 A" 2984 2860 70.12      
28 A" 1510 1447 7.18      
29 A" 1494 1432 5.91      
30 A" 1317 1262 0.12      
31 A" 1272 1219 2.09      
32 A" 1204 1154 4.47      
33 A" 1173 1125 0.07      
34 A" 903 866 1.99      
35 A" 767 735 2.19      
36 A" 244 234 0.95      
37 A" 239 229 2.66      
38 A" 115 110 2.42      
39 A" 104 100 0.87      

Unscaled Zero Point Vibrational Energy (zpe) 30123.8 cm-1
Scaled (by 0.9584) Zero Point Vibrational Energy (zpe) 28870.7 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 B3PW91/6-31G**
ABC
0.67078 0.07073 0.06721

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.318 0.653 0.000
O2 -1.269 -0.280 0.000
C3 0.000 0.333 0.000
C4 1.068 -0.746 0.000
C5 2.481 -0.171 0.000
H6 -3.257 0.093 0.000
H7 -2.294 1.301 0.891
H8 -2.294 1.301 -0.891
H9 0.114 0.984 0.887
H10 0.114 0.984 -0.887
H11 0.916 -1.384 -0.879
H12 0.916 -1.384 0.879
H13 2.661 0.451 0.884
H14 2.661 0.451 -0.884
H15 3.231 -0.968 0.000

Atom - Atom Distances (Å)
  C1 O2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.40412.34023.66404.86991.09291.10231.10232.60962.60963.92173.92175.06115.06115.7812
O21.40411.41002.38343.75242.02212.08452.08452.07302.07302.60082.60084.09454.09454.5527
C32.34021.41001.51872.53223.26562.64442.64441.10541.10542.13532.13532.80652.80653.4832
C43.66402.38341.51871.52604.40554.03594.03592.16552.16551.09631.09632.18022.18022.1744
C54.86993.75242.53221.52605.74435.07585.07582.77932.77932.16682.16681.09581.09581.0939
H61.09292.02213.26564.40555.74431.78361.78363.59723.59724.51254.51255.99415.99416.5741
H71.10232.08452.64444.03595.07581.78361.78272.42843.00974.54354.18465.02725.33156.0388
H81.10232.08452.64444.03595.07581.78361.78273.00972.42844.18464.54355.33155.02726.0388
H92.60962.07301.10542.16552.77933.59722.42843.00971.77333.06012.49972.60233.14753.7830
H102.60962.07301.10542.16552.77933.59723.00972.42841.77332.49973.06013.14752.60233.7830
H113.92172.60082.13531.09632.16684.51254.54354.18463.06012.49971.75723.08562.53272.5114
H123.92172.60082.13531.09632.16684.51254.18464.54352.49973.06011.75722.53273.08562.5114
H135.06114.09452.80652.18021.09585.99415.02725.33152.60233.14753.08562.53271.76801.7662
H145.06114.09452.80652.18021.09585.99415.33155.02723.14752.60232.53273.08561.76801.7662
H155.78124.55273.48322.17441.09396.57416.03886.03883.78303.78302.51142.51141.76621.7662

picture of Methyl propyl ether state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 C3 112.524 O2 C1 H6 107.506
O2 C1 H7 111.981 O2 C1 H8 111.981
O2 C3 C4 108.888 O2 C3 H9 110.412
O2 C3 H10 110.412 C3 C4 C5 112.541
C3 C4 H11 108.406 C3 C4 H12 108.406
C4 C3 H9 110.231 C4 C3 H10 110.231
C4 C5 H13 111.461 C4 C5 H14 111.461
C4 C5 H15 111.114 C5 C4 H11 110.370
C5 C4 H12 110.370 H6 C1 H7 108.679
H6 C1 H8 108.679 H7 C1 H8 107.925
H9 C3 H10 106.657 H11 C4 H12 106.536
H13 C5 H14 107.552 H13 C5 H15 107.524
H14 C5 H15 107.524
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.122      
2 O -0.483      
3 C 0.048      
4 C -0.259      
5 C -0.399      
6 H 0.137      
7 H 0.108      
8 H 0.108      
9 H 0.098      
10 H 0.098      
11 H 0.137      
12 H 0.137      
13 H 0.129      
14 H 0.129      
15 H 0.134      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.237 1.069 0.000 1.095
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.562 -2.158 0.000
y -2.158 -32.958 0.000
z 0.000 0.000 -32.730
Traceless
 xyz
x 2.283 -2.158 0.000
y -2.158 -1.313 0.000
z 0.000 0.000 -0.970
Polar
3z2-r2-1.940
x2-y22.397
xy-2.158
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.608 -0.401 0.000
y -0.401 6.655 0.000
z 0.000 0.000 6.485


<r2> (average value of r2) Å2
<r2> 180.543
(<r2>)1/2 13.437