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: BLYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A'
Energy calculated at BLYP/TZVP
 hartrees
Energy at 0K-233.668689
Energy at 298.15K 
HF Energy-233.623999
Nuclear repulsion energy186.621259
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 BLYP/TZVP
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' 3038 3030 31.60      
2 A' 3021 3013 37.82      
3 A' 2963 2956 37.70      
4 A' 2955 2948 20.36      
5 A' 2891 2884 88.23      
6 A' 2862 2855 45.67      
7 A' 1492 1488 2.90      
8 A' 1475 1472 4.94      
9 A' 1466 1462 4.16      
10 A' 1459 1456 5.26      
11 A' 1439 1435 0.48      
12 A' 1390 1387 14.32      
13 A' 1378 1374 4.64      
14 A' 1307 1304 2.79      
15 A' 1185 1182 13.32      
16 A' 1100 1097 9.40      
17 A' 1060 1058 159.73      
18 A' 1007 1005 1.81      
19 A' 909 907 22.13      
20 A' 883 881 8.47      
21 A' 421 420 0.38      
22 A' 397 396 3.37      
23 A' 189 189 1.40      
24 A" 3014 3007 69.65      
25 A" 2988 2980 2.34      
26 A" 2926 2918 70.66      
27 A" 2883 2876 67.72      
28 A" 1470 1467 7.05      
29 A" 1445 1441 5.79      
30 A" 1285 1282 0.10      
31 A" 1235 1232 1.19      
32 A" 1161 1158 4.38      
33 A" 1130 1128 0.32      
34 A" 887 885 1.59      
35 A" 755 753 1.25      
36 A" 236 236 0.28      
37 A" 228 227 3.32      
38 A" 108 108 3.14      
39 A" 101 101 0.39      

Unscaled Zero Point Vibrational Energy (zpe) 29070.0 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 28997.3 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 BLYP/TZVP
ABC
0.66042 0.06889 0.06548

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.372 0.604 0.000
O2 -1.279 -0.320 0.000
C3 0.000 0.337 0.000
C4 1.103 -0.723 0.000
C5 2.515 -0.108 0.000
H6 -3.292 0.009 0.000
H7 -2.361 1.250 0.897
H8 -2.361 1.250 -0.897
H9 0.090 0.988 0.893
H10 0.090 0.988 -0.893
H11 0.970 -1.366 -0.883
H12 0.970 -1.366 0.883
H13 2.682 0.519 0.888
H14 2.682 0.519 -0.888
H15 3.283 -0.892 0.000

Atom - Atom Distances (Å)
  C1 O2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.43082.38673.71914.93831.09581.10561.10562.64672.64673.97843.97845.13175.13175.8496
O21.43081.43762.41533.79982.03992.10672.10672.09302.09302.63292.63294.14484.14484.5980
C32.38671.43761.52962.55413.30842.68522.68521.10831.10832.14942.14942.83092.83093.5059
C43.71912.41531.52961.54074.45524.08544.08542.17932.17931.09971.09972.19682.19682.1873
C54.93833.79982.55411.54075.80835.14005.14002.80672.80672.17892.17891.09961.09961.0979
H61.09582.03993.30844.45525.80831.79231.79233.63243.63244.56484.56486.06106.06106.6369
H71.10562.10672.68524.08545.14001.79231.79442.46473.04594.59394.23505.09515.39876.1030
H81.10562.10672.68524.08545.14001.79231.79443.04592.46474.23504.59395.39875.09516.1030
H92.64672.09301.10832.17932.80673.63242.46473.04591.78513.07662.51282.63373.17903.8115
H102.64672.09301.10832.17932.80673.63243.04592.46471.78512.51283.07663.17902.63373.8115
H113.97842.63292.14941.09972.17894.56484.59394.23503.07662.51281.76553.10112.54602.5206
H123.97842.63292.14941.09972.17894.56484.23504.59392.51283.07661.76552.54603.10112.5206
H135.13174.14482.83092.19681.09966.06105.09515.39872.63373.17903.10112.54601.77551.7726
H145.13174.14482.83092.19681.09966.06105.39875.09513.17902.63372.54603.10111.77551.7726
H155.84964.59803.50592.18731.09796.63696.10306.10303.81153.81152.52062.52061.77261.7726

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 112.624 O2 C1 H6 106.929
O2 C1 H7 111.677 O2 C1 H8 111.677
O2 C3 C4 108.939 O2 C3 H9 109.914
O2 C3 H10 109.914 C3 C4 C5 112.579
C3 C4 H11 108.559 C3 C4 H12 108.559
C4 C3 H9 110.390 C4 C3 H10 110.390
C4 C5 H13 111.521 C4 C5 H14 111.521
C4 C5 H15 110.869 C5 C4 H11 110.091
C5 C4 H12 110.091 H6 C1 H7 109.004
H6 C1 H8 109.004 H7 C1 H8 108.483
H9 C3 H10 107.283 H11 C4 H12 106.774
H13 C5 H14 107.672 H13 C5 H15 107.531
H14 C5 H15 107.531
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.187      
2 O -0.262      
3 C -0.085      
4 C -0.160      
5 C -0.358      
6 H 0.131      
7 H 0.097      
8 H 0.097      
9 H 0.082      
10 H 0.082      
11 H 0.111      
12 H 0.111      
13 H 0.109      
14 H 0.109      
15 H 0.126      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.218 1.132 0.000 1.152
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.888 -2.303 0.000
y -2.303 -34.650 0.000
z 0.000 0.000 -33.929
Traceless
 xyz
x 2.402 -2.303 0.000
y -2.303 -1.742 0.000
z 0.000 0.000 -0.660
Polar
3z2-r2-1.320
x2-y22.762
xy-2.303
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.179 -0.400 0.000
y -0.400 7.870 0.000
z 0.000 0.000 7.612


<r2> (average value of r2) Å2
<r2> 185.417
(<r2>)1/2 13.617