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 C4H10O (Methyl propyl ether)

using model chemistry: wB97X-D/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 wB97X-D/6-311G**
 hartrees
Energy at 0K-233.015895
Energy at 298.15K 
HF Energy-233.646370
Nuclear repulsion energy189.110373
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 wB97X-D/6-311G**
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' 3140 3004 33.61      
2 A' 3132 2996 35.67      
3 A' 3066 2932 27.15      
4 A' 3047 2914 29.60      
5 A' 2979 2850 81.38      
6 A' 2955 2826 44.21      
7 A' 1529 1463 4.28      
8 A' 1506 1441 9.39      
9 A' 1502 1437 6.65      
10 A' 1492 1427 1.62      
11 A' 1491 1426 0.91      
12 A' 1440 1377 19.21      
13 A' 1423 1361 4.45      
14 A' 1340 1281 2.01      
15 A' 1250 1195 60.10      
16 A' 1199 1147 134.42      
17 A' 1142 1092 9.00      
18 A' 1073 1026 4.60      
19 A' 1008 964 25.22      
20 A' 923 882 6.47      
21 A' 448 429 0.50      
22 A' 418 400 3.30      
23 A' 198 189 1.48      
24 A" 3124 2988 69.14      
25 A" 3100 2966 0.15      
26 A" 3027 2895 68.33      
27 A" 2984 2855 72.61      
28 A" 1507 1442 8.58      
29 A" 1491 1426 8.51      
30 A" 1320 1263 0.63      
31 A" 1277 1221 2.54      
32 A" 1201 1149 5.61      
33 A" 1174 1123 0.04      
34 A" 903 864 2.31      
35 A" 763 729 1.50      
36 A" 240 229 4.05      
37 A" 216 206 0.23      
38 A" 92 88 0.01      
39 A" 65 62 2.90      

Unscaled Zero Point Vibrational Energy (zpe) 30091.5 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 28782.5 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 wB97X-D/6-311G**
ABC
0.67155 0.07105 0.06750

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.313 0.654 0.000
O2 -1.267 -0.279 0.000
C3 0.000 0.329 0.000
C4 1.066 -0.749 0.000
C5 2.476 -0.167 0.000
H6 -3.251 0.098 0.000
H7 -2.282 1.298 0.892
H8 -2.282 1.298 -0.892
H9 0.113 0.975 0.887
H10 0.113 0.975 -0.887
H11 0.915 -1.383 -0.879
H12 0.915 -1.383 0.879
H13 2.649 0.455 0.884
H14 2.649 0.455 -0.884
H15 3.228 -0.958 0.000

Atom - Atom Distances (Å)
  C1 O2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.40132.33573.65864.85881.09031.10051.10052.60282.60283.91713.91715.04365.04365.7710
O21.40131.40602.38023.74522.01892.07652.07652.06532.06532.59912.59914.08114.08114.5468
C32.33571.40601.51632.52523.25912.63462.63461.10331.10332.13142.13142.79502.79503.4756
C43.65862.38021.51631.52574.39914.02424.02422.16102.16101.09401.09402.17622.17622.1725
C54.85883.74522.52521.52575.73305.05765.05762.77082.77082.16522.16521.09421.09421.0920
H61.09032.01893.25914.39915.73301.78171.78173.58753.58754.50804.50805.97605.97606.5647
H71.10052.07652.63464.02425.05761.78171.78332.41633.00054.53274.17285.00225.30796.0208
H81.10052.07652.63464.02425.05761.78171.78333.00052.41634.17284.53275.30795.00226.0208
H92.60282.06531.10332.16102.77083.58752.41633.00051.77473.05382.49152.58883.13673.7728
H102.60282.06531.10332.16102.77083.58753.00052.41631.77472.49153.05383.13672.58883.7728
H113.91712.59912.13141.09402.16524.50804.53274.17283.05382.49151.75713.08062.52672.5106
H123.91712.59912.13141.09402.16524.50804.17284.53272.49153.05381.75712.52673.08062.5106
H135.04364.08112.79502.17621.09425.97605.00225.30792.58883.13673.08062.52671.76751.7648
H145.04364.08112.79502.17621.09425.97605.30795.00223.13672.58882.52673.08061.76751.7648
H155.77104.54683.47562.17251.09206.56476.02086.02083.77283.77282.51062.51061.76481.7648

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 112.613 O2 C1 H6 107.593
O2 C1 H7 111.638 O2 C1 H8 111.638
O2 C3 C4 109.020 O2 C3 H9 110.205
O2 C3 H10 110.205 C3 C4 C5 112.223
C3 C4 H11 108.391 C3 C4 H12 108.391
C4 C3 H9 110.163 C4 C3 H10 110.163
C4 C5 H13 111.265 C4 C5 H14 111.265
C4 C5 H15 111.103 C5 C4 H11 110.401
C5 C4 H12 110.401 H6 C1 H7 108.832
H6 C1 H8 108.832 H7 C1 H8 108.240
H9 C3 H10 107.072 H11 C4 H12 106.854
H13 C5 H14 107.729 H13 C5 H15 107.651
H14 C5 H15 107.651
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.130      
2 O -0.355      
3 C -0.001      
4 C -0.271      
5 C -0.335      
6 H 0.122      
7 H 0.092      
8 H 0.092      
9 H 0.090      
10 H 0.090      
11 H 0.127      
12 H 0.127      
13 H 0.113      
14 H 0.113      
15 H 0.124      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.195 1.113 0.000 1.130
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.092 -2.244 0.000
y -2.244 -33.531 0.000
z 0.000 0.000 -33.043
Traceless
 xyz
x 2.195 -2.244 0.000
y -2.244 -1.463 0.000
z 0.000 0.000 -0.732
Polar
3z2-r2-1.463
x2-y22.439
xy-2.244
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.008 -0.408 0.000
y -0.408 7.114 0.000
z 0.000 0.000 6.848


<r2> (average value of r2) Å2
<r2> 180.108
(<r2>)1/2 13.420