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All results from a given calculation for C4H10O (Ethanol, 1,1-dimethyl-)

using model chemistry: G3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no CS 1A'
Energy calculated at G3
 hartrees
Energy at 0K-233.460999
Energy at 298.15K-233.453186
Nuclear repulsion energy200.381064
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 4095 3859 26.14      
2 A 3288 3098 56.30      
3 A 3286 3096 85.84      
4 A 3278 3089 6.69      
5 A 3276 3086 3.57      
6 A 3260 3071 80.15      
7 A 3251 3063 5.35      
8 A 3214 3029 7.08      
9 A 3199 3014 51.88      
10 A 3192 3008 19.98      
11 A 1663 1567 4.39      
12 A 1651 1556 3.78      
13 A 1644 1549 1.20      
14 A 1632 1537 0.02      
15 A 1630 1536 0.03      
16 A 1621 1527 0.00      
17 A 1581 1489 3.47      
18 A 1563 1473 22.12      
19 A 1556 1466 10.43      
20 A 1494 1408 48.00      
21 A 1383 1303 68.11      
22 A 1382 1302 25.87      
23 A 1271 1198 60.65      
24 A 1147 1080 2.87      
25 A 1128 1062 17.03      
26 A 1048 988 0.00      
27 A 1043 983 39.62      
28 A 1007 949 0.13      
29 A 995 938 0.22      
30 A 800 754 2.34      
31 A 501 472 13.24      
32 A 496 467 10.20      
33 A 446 420 0.43      
34 A 365 344 13.41      
35 A 363 342 1.40      
36 A 334 315 120.03      
37 A 296 279 0.06      
38 A 290 273 2.63      
39 A 229 215 3.12      

Unscaled Zero Point Vibrational Energy (zpe) 31947.9 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 30101.4 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 MP2=FULL/6-31G*
ABC
0.15808 0.15720 0.15125

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.002 0.017 0.000
O2 -0.481 1.364 0.000
C3 1.510 0.146 0.000
C4 -0.481 -0.706 1.255
C5 -0.481 -0.706 -1.255
H6 -1.452 1.328 0.000
H7 1.982 -0.841 0.000
H8 1.836 0.696 -0.887
H9 1.836 0.696 0.887
H10 -0.088 -1.727 1.302
H11 -0.088 -1.727 -1.302
H12 -0.154 -0.159 2.143
H13 -1.575 -0.764 1.267
H14 -0.154 -0.159 -2.143
H15 -1.575 -0.764 -1.267

Atom - Atom Distances (Å)
  C1 O2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.42971.51781.52531.52531.95452.16152.15032.15032.17842.17842.15552.16562.15552.1656
O21.42972.33452.42102.42100.97153.30582.56902.56903.37723.37722.64932.70772.64932.7077
C31.51782.33452.50292.50293.18931.09371.09321.09322.78542.78542.73033.45742.73033.4574
C41.52532.42102.50292.50932.57972.76703.45222.73231.09452.78111.09331.09623.45682.7494
C51.52532.42102.50292.50932.57972.76702.73233.45222.78111.09453.45682.74941.09331.0962
H61.95450.97153.18932.57972.57974.06133.46303.46303.58993.58992.91322.44872.91322.4487
H72.16153.30581.09372.76702.76704.06131.78051.78052.60122.60123.10143.77673.10143.7767
H82.15032.56901.09323.45222.73233.46301.78051.77423.79003.12133.72414.28992.50313.7294
H92.15032.56901.09322.73233.45223.46301.78051.77423.12133.79002.50313.72943.72414.2899
H102.17843.37722.78541.09452.78113.58992.60123.79003.12132.60501.78031.77193.78603.1208
H112.17843.37722.78542.78111.09453.58992.60123.12133.79002.60503.78603.12081.78031.7719
H122.15552.64932.73031.09333.45682.91323.10143.72412.50311.78033.78601.77594.28583.7433
H132.16562.70773.45741.09622.74942.44873.77674.28993.72941.77193.12081.77593.74332.5336
H142.15552.64932.73033.45681.09332.91323.10142.50313.72413.78601.78034.28583.74331.7759
H152.16562.70773.45742.74941.09622.44873.77673.72944.28993.12081.77193.74332.53361.7759

picture of Ethanol, 1,1-dimethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 H2 110.780 C1 C5 H3 110.241
C1 C5 H4 111.403 C1 C9 H6 110.213
C1 C9 H7 110.213 C1 C9 H8 110.993
C1 C13 H10 110.238 C1 C13 H11 110.781
C1 C13 H12 111.404 C1 O15 H14 109.421
H2 C5 H3 108.044 H2 C5 H4 107.684
H3 C5 H4 108.577 C5 C1 C9 110.778
C5 C1 C13 110.864 C5 C1 O15 109.559
H6 C9 H7 108.121 H6 C9 H8 108.614
H7 C9 H8 108.614 C9 C1 C13 110.778
C9 C1 O15 105.142 H10 C13 H11 108.045
H10 C13 H12 108.577 H11 C13 H12 107.684
C13 C1 O15 109.559
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability