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

using model chemistry: CISD/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A'
Energy calculated at CISD/3-21G
 hartrees
Energy at 0K-233.631753
Energy at 298.15K 
HF Energy-230.856318
Nuclear repulsion energy186.428027
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 CISD/3-21G
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' 3202 3014 30.70      
2 A' 3187 3000 30.83      
3 A' 3148 2963 13.14      
4 A' 3116 2933 23.13      
5 A' 3080 2899 50.26      
6 A' 3064 2884 22.83      
7 A' 1651 1554 0.81      
8 A' 1634 1538 10.04      
9 A' 1623 1528 4.47      
10 A' 1612 1517 2.52      
11 A' 1569 1477 2.24      
12 A' 1522 1432 11.96      
13 A' 1490 1403 23.86      
14 A' 1418 1334 2.36      
15 A' 1263 1189 24.70      
16 A' 1185 1116 18.38      
17 A' 1157 1089 91.21      
18 A' 1057 995 0.66      
19 A' 958 902 11.13      
20 A' 934 879 11.19      
21 A' 435 410 1.40      
22 A' 416 392 3.57      
23 A' 191 180 2.82      
24 A" 3197 3010 50.92      
25 A" 3167 2981 5.25      
26 A" 3119 2936 65.49      
27 A" 3092 2910 46.82      
28 A" 1621 1526 7.99      
29 A" 1611 1516 5.47      
30 A" 1402 1320 0.06      
31 A" 1343 1265 0.75      
32 A" 1256 1182 4.14      
33 A" 1211 1140 0.61      
34 A" 973 916 2.17      
35 A" 816 768 2.30      
36 A" 249 234 0.03      
37 A" 238 224 4.89      
38 A" 125 118 3.92      
39 A" 100 94 1.94      

Unscaled Zero Point Vibrational Energy (zpe) 31215.6 cm-1
Scaled (by 0.9413) Zero Point Vibrational Energy (zpe) 29383.3 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 CISD/3-21G
ABC
0.65952 0.06885 0.06540

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.412 0.491 0.000
O2 -1.250 -0.378 0.000
C3 0.000 0.362 0.000
C4 1.128 -0.675 0.000
C5 2.519 -0.004 0.000
H6 -3.284 -0.160 0.000
H7 -2.438 1.131 0.889
H8 -2.438 1.131 -0.889
H9 0.071 1.004 0.887
H10 0.071 1.004 -0.887
H11 1.007 -1.308 -0.881
H12 1.007 -1.308 0.881
H13 2.643 0.624 0.886
H14 2.643 0.624 -0.886
H15 3.311 -0.755 0.000

Atom - Atom Distances (Å)
  C1 O2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.45082.41533.72674.95551.08831.09561.09562.68622.68623.96233.96235.13415.13415.8569
O21.45081.45272.39633.78762.04522.11622.11622.10782.10782.59522.59524.11704.11704.5768
C32.41531.45271.53192.54533.32502.70642.70641.09741.09742.13942.13942.80032.80033.4941
C43.72672.39631.53191.54484.44134.09454.09452.17292.17291.09131.09132.18422.18422.1849
C54.95553.78762.54531.54485.80475.16205.16202.79152.79152.18242.18241.09291.09291.0914
H61.08832.04523.32504.44135.80471.78141.78143.66033.66034.52804.52806.04416.04416.6215
H71.09562.11622.70644.09455.16201.78141.77752.51233.07664.57674.22075.10655.40616.1151
H81.09562.11622.70644.09455.16201.78141.77753.07662.51234.22074.57675.40615.10656.1151
H92.68622.10781.09742.17292.79153.66032.51233.07661.77433.05692.49362.60003.14703.7913
H102.68622.10781.09742.17292.79153.66033.07662.51231.77432.49363.05693.14702.60003.7913
H113.96232.59522.13941.09132.18244.52804.57674.22073.05692.49361.76203.08742.53182.5281
H123.96232.59522.13941.09132.18244.52804.22074.57672.49363.05691.76202.53183.08742.5281
H135.13414.11702.80032.18421.09296.04415.10655.40612.60003.14703.08742.53181.77181.7694
H145.13414.11702.80032.18421.09296.04415.40615.10653.14702.60002.53183.08741.77181.7694
H155.85694.57683.49412.18491.09146.62156.11516.11513.79133.79132.52812.52811.76941.7694

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 112.581 O2 C1 H6 106.433
O2 C1 H7 111.653 O2 C1 H8 111.653
O2 C3 C4 106.785 O2 C3 H9 110.722
O2 C3 H10 110.722 C3 C4 C5 111.636
C3 C4 H11 108.117 C3 C4 H12 108.117
C4 C3 H9 110.375 C4 C3 H10 110.375
C4 C5 H13 110.628 C4 C5 H14 110.628
C4 C5 H15 110.774 C5 C4 H11 110.583
C5 C4 H12 110.583 H6 C1 H7 109.313
H6 C1 H8 109.313 H7 C1 H8 108.428
H9 C3 H10 107.882 H11 C4 H12 107.668
H13 C5 H14 108.310 H13 C5 H15 108.203
H14 C5 H15 108.203
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability