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: B3LYPultrafine/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A'
Energy calculated at B3LYPultrafine/cc-pVTZ
 hartrees
Energy at 0K-232.509873
Energy at 298.15K 
HF Energy-233.750927
Nuclear repulsion energy188.556843
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 B3LYPultrafine/cc-pVTZ
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' 3104 3000 31.54      
2 A' 3091 2988 35.22      
3 A' 3032 2931 33.56      
4 A' 3023 2923 22.23      
5 A' 2964 2865 81.34      
6 A' 2937 2839 41.93      
7 A' 1530 1479 3.39      
8 A' 1511 1461 5.35      
9 A' 1504 1454 5.65      
10 A' 1496 1446 2.83      
11 A' 1479 1430 0.28      
12 A' 1428 1380 17.44      
13 A' 1416 1369 1.52      
14 A' 1341 1296 2.97      
15 A' 1229 1188 28.73      
16 A' 1155 1116 142.19      
17 A' 1126 1088 31.91      
18 A' 1049 1014 3.06      
19 A' 971 939 23.75      
20 A' 908 878 5.69      
21 A' 435 421 0.58      
22 A' 406 393 2.93      
23 A' 192 185 1.23      
24 A" 3084 2982 65.98      
25 A" 3058 2956 2.77      
26 A" 3001 2901 64.55      
27 A" 2959 2860 61.47      
28 A" 1503 1453 6.71      
29 A" 1487 1438 6.10      
30 A" 1319 1275 0.30      
31 A" 1271 1229 1.71      
32 A" 1199 1159 5.87      
33 A" 1171 1132 0.36      
34 A" 906 876 1.58      
35 A" 768 743 1.54      
36 A" 233 225 1.30      
37 A" 228 221 1.90      
38 A" 112 108 2.04      
39 A" 102 99 1.07      

Unscaled Zero Point Vibrational Energy (zpe) 29863.3 cm-1
Scaled (by 0.9667) Zero Point Vibrational Energy (zpe) 28868.9 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 B3LYPultrafine/cc-pVTZ
ABC
0.67443 0.07033 0.06686

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.339 0.619 0.000
O2 -1.268 -0.296 0.000
C3 0.000 0.332 0.000
C4 1.083 -0.731 0.000
C5 2.489 -0.134 0.000
H6 -3.262 0.043 0.000
H7 -2.322 1.262 0.889
H8 -2.322 1.262 -0.889
H9 0.100 0.979 0.885
H10 0.100 0.979 -0.885
H11 0.943 -1.369 -0.876
H12 0.943 -1.369 0.876
H13 2.658 0.489 0.881
H14 2.658 0.489 -0.881
H15 3.247 -0.916 0.000

Atom - Atom Distances (Å)
  C1 O2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.40912.35663.67924.88631.08861.09771.09772.61932.61933.93613.93615.07565.07565.7938
O21.40911.41482.39083.76002.02342.08132.08132.06842.06842.60882.60884.09884.09884.5575
C32.35661.41481.51822.53213.27532.65502.65501.10041.10042.13322.13322.80442.80443.4793
C43.67922.39081.51821.52754.41414.04524.04522.16232.16231.09221.09222.17812.17812.1721
C54.88633.76002.53211.52755.75405.08795.08792.77992.77992.16372.16371.09191.09191.0902
H61.08862.02343.27534.41415.75401.77831.77833.60073.60074.52194.52196.00206.00206.5802
H71.09772.08132.65504.04525.08791.77831.77872.43873.01574.55004.19375.03985.34176.0465
H81.09772.08132.65504.04525.08791.77831.77873.01572.43874.19374.55005.34175.03986.0465
H92.61932.06841.10042.16232.77993.60072.43873.01571.76923.05332.49482.60443.14663.7793
H102.61932.06841.10042.16232.77993.60073.01572.43871.76922.49483.05333.14662.60443.7793
H113.93612.60882.13321.09222.16374.52194.55004.19373.05332.49481.75163.07842.52772.5061
H123.93612.60882.13321.09222.16374.52194.19374.55002.49483.05331.75162.52773.07842.5061
H135.07564.09882.80442.17811.09196.00205.03985.34172.60443.14663.07842.52771.76251.7604
H145.07564.09882.80442.17811.09196.00205.34175.03983.14662.60442.52773.07841.76251.7604
H155.79384.55753.47932.17211.09026.58026.04656.04653.77933.77932.50612.50611.76041.7604

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 113.135 O2 C1 H6 107.522
O2 C1 H7 111.647 O2 C1 H8 111.647
O2 C3 C4 109.153 O2 C3 H9 110.022
O2 C3 H10 110.022 C3 C4 C5 112.479
C3 C4 H11 108.509 C3 C4 H12 108.509
C4 C3 H9 110.309 C4 C3 H10 110.309
C4 C5 H13 111.426 C4 C5 H14 111.426
C4 C5 H15 111.052 C5 C4 H11 110.263
C5 C4 H12 110.263 H6 C1 H7 108.862
H6 C1 H8 108.862 H7 C1 H8 108.236
H9 C3 H10 107.009 H11 C4 H12 106.620
H13 C5 H14 107.619 H13 C5 H15 107.561
H14 C5 H15 107.561
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.090      
2 O -0.289      
3 C 0.066      
4 C -0.151      
5 C -0.311      
6 H 0.104      
7 H 0.057      
8 H 0.057      
9 H 0.044      
10 H 0.044      
11 H 0.092      
12 H 0.092      
13 H 0.090      
14 H 0.090      
15 H 0.103      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.216 1.016 0.000 1.039
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.662 -2.058 0.000
y -2.058 -34.006 0.000
z 0.000 0.000 -33.414
Traceless
 xyz
x 2.048 -2.058 0.000
y -2.058 -1.468 0.000
z 0.000 0.000 -0.580
Polar
3z2-r2-1.160
x2-y22.344
xy-2.058
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.927 -0.452 0.000
y -0.452 7.653 0.000
z 0.000 0.000 7.288


<r2> (average value of r2) Å2
<r2> 181.806
(<r2>)1/2 13.484