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

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A'
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-233.606871
Energy at 298.15K 
HF Energy-233.621997
Nuclear repulsion energy188.941691
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 B3PW91/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3129 3012 37.20      
2 A' 3112 2996 39.59      
3 A' 3047 2933 32.68      
4 A' 3035 2922 30.67      
5 A' 2976 2865 90.04      
6 A' 2949 2839 44.27      
7 A' 1541 1484 3.85      
8 A' 1521 1464 13.03      
9 A' 1516 1459 5.25      
10 A' 1502 1446 1.96      
11 A' 1490 1435 0.02      
12 A' 1438 1384 20.71      
13 A' 1424 1370 3.34      
14 A' 1340 1290 1.98      
15 A' 1242 1195 40.24      
16 A' 1181 1137 144.41      
17 A' 1137 1095 15.11      
18 A' 1069 1029 3.36      
19 A' 997 960 26.18      
20 A' 916 881 7.00      
21 A' 440 423 0.57      
22 A' 409 394 3.04      
23 A' 193 186 1.44      
24 A" 3106 2990 75.96      
25 A" 3079 2964 2.83      
26 A" 3020 2907 76.95      
27 A" 2976 2865 73.54      
28 A" 1516 1460 9.70      
29 A" 1499 1443 8.53      
30 A" 1327 1278 0.36      
31 A" 1280 1232 2.31      
32 A" 1205 1160 5.32      
33 A" 1178 1134 0.06      
34 A" 906 872 2.32      
35 A" 767 739 1.96      
36 A" 245 235 1.08      
37 A" 236 227 2.78      
38 A" 112 108 2.70      
39 A" 104 101 0.59      

Unscaled Zero Point Vibrational Energy (zpe) 30079.1 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 28957.1 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 B3PW91/6-311G*
ABC
0.67295 0.07086 0.06734

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.317 0.651 0.000
O2 -1.268 -0.281 0.000
C3 0.000 0.332 0.000
C4 1.068 -0.743 0.000
C5 2.479 -0.169 0.000
H6 -3.252 0.090 0.000
H7 -2.289 1.296 0.892
H8 -2.289 1.296 -0.892
H9 0.108 0.981 0.887
H10 0.108 0.981 -0.887
H11 0.915 -1.382 -0.877
H12 0.915 -1.382 0.877
H13 2.662 0.453 0.883
H14 2.662 0.453 -0.883
H15 3.230 -0.964 0.000

Atom - Atom Distances (Å)
  C1 O2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.40282.33873.66064.86561.09101.10071.10072.60312.60313.91733.91735.06025.06025.7767
O21.40281.40892.38153.74932.01832.07932.07932.06732.06732.59772.59774.09444.09444.5495
C32.33871.40891.51562.52933.26152.63912.63911.10391.10392.13152.13152.80692.80693.4798
C43.66062.38151.51561.52404.39984.02794.02792.16332.16331.09541.09542.17972.17972.1730
C54.86563.74932.52931.52405.73755.06755.06752.78012.78012.16512.16511.09491.09491.0931
H61.09102.01833.26154.39985.73751.78241.78243.58813.58814.50574.50575.99075.99076.5671
H71.10072.07932.63914.02795.06751.78241.78342.41823.00174.53484.17565.02245.32676.0298
H81.10072.07932.63914.02795.06751.78241.78343.00172.41824.17564.53485.32675.02246.0298
H92.60312.06731.10392.16332.78013.58812.41823.00171.77333.05662.49632.60753.15123.7828
H102.60312.06731.10392.16332.78013.58813.00172.41821.77332.49633.05663.15122.60753.7828
H113.91732.59772.13151.09542.16514.50574.53484.17563.05662.49631.75443.08442.53302.5103
H123.91732.59772.13151.09542.16514.50574.17564.53482.49633.05661.75442.53303.08442.5103
H135.06024.09442.80692.17971.09495.99075.02245.32672.60753.15123.08442.53301.76571.7629
H145.06024.09442.80692.17971.09495.99075.32675.02243.15122.60752.53303.08441.76571.7629
H155.77674.54953.47982.17301.09316.56716.02986.02983.78283.78282.51032.51031.76291.7629

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 112.563 O2 C1 H6 107.403
O2 C1 H7 111.747 O2 C1 H8 111.747
O2 C3 C4 108.988 O2 C3 H9 110.120
O2 C3 H10 110.120 C3 C4 C5 112.629
C3 C4 H11 108.369 C3 C4 H12 108.369
C4 C3 H9 110.364 C4 C3 H10 110.364
C4 C5 H13 111.619 C4 C5 H14 111.619
C4 C5 H15 111.191 C5 C4 H11 110.418
C5 C4 H12 110.418 H6 C1 H7 108.827
H6 C1 H8 108.827 H7 C1 H8 108.218
H9 C3 H10 106.873 H11 C4 H12 106.412
H13 C5 H14 107.472 H13 C5 H15 107.354
H14 C5 H15 107.354
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.452      
2 O -0.330      
3 C -0.191      
4 C -0.462      
5 C -0.662      
6 H 0.222      
7 H 0.195      
8 H 0.195      
9 H 0.187      
10 H 0.187      
11 H 0.224      
12 H 0.224      
13 H 0.218      
14 H 0.218      
15 H 0.228      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.200 1.086 0.000 1.105
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.244 -2.189 0.000
y -2.189 -33.587 0.000
z 0.000 0.000 -33.057
Traceless
 xyz
x 2.078 -2.189 0.000
y -2.189 -1.436 0.000
z 0.000 0.000 -0.641
Polar
3z2-r2-1.283
x2-y22.343
xy-2.189
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.960 -0.405 0.000
y -0.405 7.040 0.000
z 0.000 0.000 6.743


<r2> (average value of r2) Å2
<r2> 180.567
(<r2>)1/2 13.438