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All results from a given calculation for HOCHCCHOH (allenediol)

using model chemistry: QCISD(T)/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at QCISD(T)/cc-pVTZ
 hartrees
Energy at 0K-266.687661
Energy at 298.15K-266.691731
HF Energy-265.674860
Nuclear repulsion energy152.153339
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 QCISD(T)/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3810 3614        
2 A 3190 3026        
3 A 1513 1436        
4 A 1312 1245        
5 A 1223 1161        
6 A 943 895        
7 A 920 873        
8 A 522 495        
9 A 494 469        
10 A 333 315        
11 A 121 114        
12 B 3810 3614        
13 B 3190 3026        
14 B 2023 1919        
15 B 1410 1338        
16 B 1280 1214        
17 B 1111 1053        
18 B 854 810        
19 B 622 590        
20 B 471 447        
21 B 146 139        

Unscaled Zero Point Vibrational Energy (zpe) 14648.4 cm-1
Scaled (by 0.9486) Zero Point Vibrational Energy (zpe) 13895.5 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 QCISD(T)/cc-pVTZ
ABC
0.78047 0.07488 0.07313

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/cc-pVTZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.330
C2 0.000 1.316 0.361
C3 0.000 -1.316 0.361
O4 0.783 2.145 -0.403
O5 -0.783 -2.145 -0.403
H6 -0.647 1.889 1.014
H7 0.647 -1.889 1.014
H8 1.346 1.583 -0.947
H9 -1.346 -1.583 -0.947

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9
C11.31681.31682.39812.39812.11032.11032.43942.4394
C21.31682.63301.37173.63011.08313.33451.89573.4542
C31.31682.63303.63011.37173.33451.08313.45421.8957
O42.39811.37173.63014.56682.02904.27750.96414.3278
O52.39813.63011.37174.56684.27752.02904.32780.9641
H62.11031.08313.33452.02904.27753.99262.81294.0486
H72.11033.33451.08314.27752.02903.99264.04862.8129
H82.43941.89573.45420.96414.32782.81294.04864.1565
H92.43943.45421.89574.32780.96414.04862.81294.1565

picture of allenediol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 126.229 C1 C2 H6 122.824
C1 C3 O5 126.229 C1 C3 H7 122.824
C2 C1 C3 177.357 C2 O4 H8 107.206
C3 O5 H9 107.206 O4 C2 H6 110.947
O5 C3 H7 110.947
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability