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 C5H10O (Oxetane, 3,3-dimethyl-)

using model chemistry: B1B95/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/STO-3G
 hartrees
Energy at 0K-268.260691
Energy at 298.15K-268.271864
Nuclear repulsion energy252.907715
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 B1B95/STO-3G
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' 3513 3102 0.89      
2 A' 3511 3100 0.49      
3 A' 3401 3003 14.18      
4 A' 3335 2944 1.46      
5 A' 3334 2944 1.72      
6 A' 3292 2907 0.00      
7 A' 1684 1487 2.74      
8 A' 1676 1480 1.62      
9 A' 1675 1479 0.18      
10 A' 1575 1390 0.11      
11 A' 1563 1381 2.05      
12 A' 1498 1323 1.84      
13 A' 1414 1248 4.96      
14 A' 1371 1211 7.71      
15 A' 1168 1031 1.90      
16 A' 1106 977 2.08      
17 A' 1048 925 2.16      
18 A' 1046 923 1.07      
19 A' 995 878 0.00      
20 A' 919 811 0.16      
21 A' 672 593 0.07      
22 A' 402 355 0.16      
23 A' 340 300 0.22      
24 A' 46 41 3.38      
25 A" 3506 3096 1.16      
26 A" 3505 3095 0.00      
27 A" 3398 3001 0.00      
28 A" 3284 2900 17.78      
29 A" 1684 1487 6.87      
30 A" 1673 1477 0.00      
31 A" 1653 1459 1.26      
32 A" 1387 1225 6.55      
33 A" 1332 1176 0.67      
34 A" 1192 1053 0.00      
35 A" 1178 1041 21.28      
36 A" 1130 998 0.00      
37 A" 991 875 5.47      
38 A" 988 872 0.00      
39 A" 395 349 0.01      
40 A" 314 277 0.00      
41 A" 224 198 0.00      
42 A" 199 176 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 34306.9 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 30293.0 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 B1B95/STO-3G
ABC
0.16800 0.10177 0.09224

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.276 1.272 0.000
H2 -1.301 1.915 0.890
H3 -1.301 1.915 -0.890
H4 -2.175 0.642 0.000
C5 1.276 1.273 0.000
H6 2.175 0.643 0.000
H7 1.301 1.916 -0.890
H8 1.301 1.916 0.890
C9 0.000 0.402 0.000
C10 0.000 -0.753 1.056
C11 0.000 -0.753 -1.056
H12 0.902 -0.802 1.701
H13 0.902 -0.802 -1.701
H14 -0.901 -0.801 1.702
H15 -0.901 -0.801 -1.702
O16 -0.001 -1.799 0.000

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 H8 C9 C10 C11 H12 H13 H14 H15 O16
C11.09851.09851.09772.55243.50842.80162.80161.54462.61622.61623.45513.45512.70852.70853.3262
H21.09851.78061.78242.80173.80773.15332.60242.18532.97323.54963.59064.35322.86323.77604.0355
H31.09851.78061.78242.80173.80772.60243.15332.18533.54962.97324.35323.59063.77602.86324.0355
H41.09771.78241.78243.50844.35043.80773.80772.18842.79142.79143.80063.80062.56962.56963.2697
C52.55242.80172.80173.50841.09781.09851.09851.54462.61632.61632.70862.70863.45493.45493.3269
H63.50843.80773.80774.35041.09781.78241.78242.18842.79172.79172.56952.56953.80053.80053.2710
H72.80163.15332.60243.80771.09851.78241.78062.18533.54972.97333.77612.86374.35303.59014.0361
H82.80162.60243.15333.80771.09851.78241.78062.18532.97333.54972.86373.77613.59014.35304.0361
C91.54462.18532.18532.18841.54462.18842.18532.18531.56491.56492.27072.27072.27072.27072.2019
C102.61622.97323.54962.79142.61632.79173.54972.97331.56492.11151.10982.90091.10982.90141.4867
C112.61623.54962.97322.79142.61632.79172.97333.54971.56492.11152.90091.10982.90141.10981.4867
H123.45513.59064.35323.80062.70862.56953.77612.86372.27071.10982.90093.40211.80263.85082.1687
H133.45514.35323.59063.80062.70862.56952.86373.77612.27072.90091.10983.40213.85081.80262.1687
H142.70852.86323.77602.56963.45493.80054.35303.59012.27071.10982.90141.80263.85083.40342.1687
H152.70853.77602.86322.56963.45493.80053.59014.35302.27072.90141.10983.85081.80263.40342.1687
O163.32624.03554.03553.26973.32693.27104.03614.03612.20191.48671.48672.16872.16872.16872.1687

picture of Oxetane, 3,3-dimethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C9 C5 111.426 C1 C9 C10 114.565
C1 C9 C11 114.565 H2 C1 H3 108.281
H2 C1 H4 108.499 H2 C1 C9 110.399
H3 C1 H4 108.499 H3 C1 C9 110.399
H4 C1 C9 110.691 C5 C9 C10 114.576
C5 C9 C11 114.576 H6 C5 H7 108.500
H6 C5 H8 108.500 H6 C5 C9 110.693
H7 C5 H8 108.281 H7 C5 C9 110.398
H8 C5 C9 110.398 C9 C10 H12 115.141
C9 C10 H14 115.145 C9 C10 O16 92.329
C9 C11 H13 115.141 C9 C11 H15 115.145
C9 C11 O16 92.329 C10 C9 C11 84.855
C10 O16 C11 90.487 H12 C10 H14 108.614
H12 C10 O16 112.473 H13 C11 H15 108.614
H13 C11 O16 112.473 H14 C10 O16 112.474
H15 C11 O16 112.474
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.229      
2 H 0.078      
3 H 0.078      
4 H 0.079      
5 C -0.229      
6 H 0.079      
7 H 0.078      
8 H 0.078      
9 C 0.018      
10 C -0.062      
11 C -0.062      
12 H 0.072      
13 H 0.072      
14 H 0.072      
15 H 0.072      
16 O -0.197      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.001 1.635 0.000 1.635
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.876 -0.002 0.000
y -0.002 -39.453 0.000
z 0.000 0.000 -33.843
Traceless
 xyz
x 1.772 -0.002 0.000
y -0.002 -5.093 0.000
z 0.000 0.000 3.322
Polar
3z2-r26.643
x2-y24.577
xy-0.002
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.029 0.000 0.000
y 0.000 4.162 0.000
z 0.000 0.000 4.710


<r2> (average value of r2) Å2
<r2> 160.854
(<r2>)1/2 12.683