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All results from a given calculation for C4H10O2 (1,1-Dimethoxyethane)

using model chemistry: HF/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-31G**
 hartrees
Energy at 0K-307.000027
Energy at 298.15K-307.011873
Nuclear repulsion energy268.325890
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 HF/6-31G**
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 3288 2968 63.11      
2 A 3283 2964 14.94      
3 A 3211 2898 147.44      
4 A 3195 2884 10.38      
5 A 3160 2852 77.83      
6 A 3115 2811 40.00      
7 A 1647 1486 1.09      
8 A 1638 1478 2.56      
9 A 1625 1467 9.69      
10 A 1611 1454 2.07      
11 A 1562 1410 62.67      
12 A 1511 1364 18.60      
13 A 1393 1258 37.94      
14 A 1301 1174 59.54      
15 A 1286 1161 2.84      
16 A 1231 1111 4.56      
17 A 1173 1059 55.29      
18 A 918 828 9.41      
19 A 577 521 8.32      
20 A 480 433 15.67      
21 A 278 251 3.40      
22 A 181 163 2.19      
23 A 57 51 5.24      
24 A 3287 2967 35.90      
25 A 3260 2942 58.99      
26 A 3208 2896 13.93      
27 A 3156 2849 54.38      
28 A 1649 1488 1.10      
29 A 1634 1475 3.71      
30 A 1629 1471 8.98      
31 A 1612 1455 2.87      
32 A 1555 1403 89.14      
33 A 1351 1219 275.18      
34 A 1288 1163 5.40      
35 A 1282 1157 218.39      
36 A 1195 1079 45.83      
37 A 1014 915 4.97      
38 A 498 449 1.41      
39 A 378 341 1.52      
40 A 254 229 0.05      
41 A 206 186 0.14      
42 A 36 33 0.29      

Unscaled Zero Point Vibrational Energy (zpe) 33105.3 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 29880.9 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 HF/6-31G**
ABC
0.21345 0.07638 0.06312

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.488 -0.432 1.104
O2 -0.488 -0.432 -1.104
C3 -0.488 0.344 2.261
C4 -0.488 0.344 -2.261
C5 0.149 0.114 0.000
C6 1.630 -0.231 0.000
H7 0.515 0.512 2.648
H8 0.515 0.512 -2.648
H9 -1.057 -0.195 3.006
H10 -1.057 -0.195 -3.006
H11 -0.960 1.311 2.092
H12 -0.960 1.311 -2.092
H13 0.012 1.199 0.000
H14 1.738 -1.309 0.000
H15 2.125 0.172 -0.877
H16 2.125 0.172 0.877

Atom - Atom Distances (Å)
  O1 O2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
O12.20741.39403.45341.38682.39672.06953.99661.99984.15582.05893.67102.03222.63503.33432.6917
O22.20743.45341.39401.38682.39673.99662.06954.15581.99983.67102.05892.03222.63502.69173.3343
C31.39403.45344.52242.36053.15121.08795.01331.08135.32541.08874.48442.46853.57824.08742.9622
C43.45341.39404.52242.36053.15125.01331.08795.32541.08134.48441.08872.46853.57822.96224.0874
C51.38681.38682.36052.36051.52042.70252.70253.25383.25382.65342.65341.09342.13342.16252.1625
C62.39672.39673.15123.15121.52042.96782.96784.03184.03183.66943.66942.15971.08341.08501.0850
H72.06953.99661.08795.01332.70252.96785.29591.76005.91091.76695.02832.78143.43903.89032.4177
H83.99662.06955.01331.08792.70252.96785.29595.91091.76005.02831.76692.78143.43902.41773.8903
H91.99984.15581.08135.32543.25384.03181.76005.91096.01241.76405.31713.48174.25315.03363.8459
H104.15581.99985.32541.08133.25384.03185.91091.76006.01245.31711.76403.48174.25313.84595.0336
H112.05893.67101.08874.48442.65343.66941.76695.02831.76405.31714.18472.30984.30404.43093.5062
H123.67102.05894.48441.08872.65343.66945.02831.76695.31711.76404.18472.30984.30403.50624.4309
H132.03222.03222.46852.46851.09342.15972.78142.78143.48173.48172.30982.30983.04512.50802.5080
H142.63502.63503.57823.57822.13341.08343.43903.43904.25314.25314.30404.30403.04511.76451.7645
H153.33432.69174.08742.96222.16251.08503.89032.41775.03363.84594.43093.50622.50801.76451.7540
H162.69173.33432.96224.08742.16251.08502.41773.89033.84595.03363.50624.43092.50801.76451.7540

picture of 1,1-Dimethoxyethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C3 H7 112.410 O1 C3 H9 107.104
O1 C3 H11 111.458 O1 C5 O2 105.468
O1 C5 C6 110.970 O1 C5 H13 109.471
O2 C4 H8 112.410 O2 C4 H10 107.104
O2 C4 H12 111.458 O2 C5 C6 110.970
O2 C5 H13 109.471 C3 O1 C5 116.174
C4 O2 C5 116.174 C5 C6 H14 108.879
C5 C6 H15 111.098 C5 C6 H16 111.098
C6 C5 H13 110.369 H7 C3 H9 108.465
H7 C3 H11 108.537 H8 C4 H10 108.465
H8 C4 H12 108.537 H9 C3 H11 108.762
H10 C4 H12 108.762 H14 C6 H15 108.924
H14 C6 H16 108.924 H15 C6 H16 107.868
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.624 -0.510    
2 O -0.624 -0.510    
3 C -0.014 0.148    
4 C -0.014 0.148    
5 C 0.556 0.767    
6 C -0.351 -0.438    
7 H 0.093 0.002    
8 H 0.093 0.002    
9 H 0.134 0.060    
10 H 0.134 0.060    
11 H 0.097 0.004    
12 H 0.097 0.004    
13 H 0.068 -0.055    
14 H 0.142 0.132    
15 H 0.107 0.094    
16 H 0.107 0.094    


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.161 2.459 0.000 2.719
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.838 -1.571 0.000
y -1.571 -39.331 0.000
z 0.000 0.000 -31.840
Traceless
 xyz
x -3.252 -1.571 0.000
y -1.571 -3.992 0.000
z 0.000 0.000 7.245
Polar
3z2-r214.489
x2-y20.494
xy-1.571
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.765 -0.177 0.000
y -0.177 6.320 0.000
z 0.000 0.000 8.322


<r2> (average value of r2) Å2
<r2> 197.607
(<r2>)1/2 14.057