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All results from a given calculation for C6H6 (Hexa-1,5-diene-3-yne)

using model chemistry: MP4/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at MP4/TZVP
 hartrees
Energy at 0K-231.571339
Energy at 298.15K 
HF Energy-230.668805
Nuclear repulsion energy174.436345
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 MP4/TZVP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 3269 3148        
2 Ag 3176 3059        
3 Ag 3167 3050        
4 Ag 2216 2134        
5 Ag 1631 1571        
6 Ag 1449 1396        
7 Ag 1328 1279        
8 Ag 1088 1048        
9 Ag 709 683        
10 Ag 491 473        
11 Ag 195 188        
12 Au 965 929        
13 Au 832 801        
14 Au 599 577        
15 Au 133 128        
16 Au 15 15        
17 Bg 965 929        
18 Bg 833 802        
19 Bg 553 533        
20 Bg 415i 400i        
21 Bu 3269 3148        
22 Bu 3176 3058        
23 Bu 3167 3050        
24 Bu 1654 1593        
25 Bu 1469 1415        
26 Bu 1325 1276        
27 Bu 1212 1167        
28 Bu 1015 978        
29 Bu 526 506        
30 Bu 106 102        

Unscaled Zero Point Vibrational Energy (zpe) 20060.9 cm-1
Scaled (by 0.9629) Zero Point Vibrational Energy (zpe) 19316.6 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 MP4/TZVP
ABC
0.85477 0.04525 0.04298

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/TZVP

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.612 0.000
C2 0.000 -0.612 0.000
C3 0.000 2.040 0.000
C4 0.000 -2.040 0.000
C5 1.123 2.784 0.000
C6 -1.123 -2.784 0.000
H7 -0.971 2.530 0.000
H8 0.971 -2.530 0.000
H9 2.105 2.326 0.000
H10 1.070 3.866 0.000
H11 -2.105 -2.326 0.000
H12 -1.070 -3.866 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.22451.42812.65252.44493.57712.14943.28872.71443.42553.61434.6046
C21.22452.65251.42813.57712.44493.28872.14943.61434.60462.71443.4255
C31.42812.65254.08061.34694.95331.08744.67222.12452.11644.84706.0027
C42.65251.42814.08064.95331.34694.67221.08744.84706.00272.12452.1164
C52.44493.57711.34694.95336.00402.10925.31611.08411.08356.04407.0026
C63.57712.44494.95331.34696.00405.31612.10926.04407.00261.08411.0835
H72.14943.28871.08744.67222.10925.31615.41963.08302.43964.98626.3969
H83.28872.14944.67221.08745.31612.10925.41964.98626.39693.08302.4396
H92.71443.61432.12454.84701.08416.04403.08304.98621.85616.27396.9586
H103.42554.60462.11646.00271.08357.00262.43966.39691.85616.95868.0232
H113.61432.71444.84702.12456.04401.08414.98623.08306.27396.95861.8561
H124.60463.42556.00272.11647.00261.08356.39692.43966.95868.02321.8561

picture of Hexa-1,5-diene-3-yne state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 180.000 C1 C3 C5 123.519
C1 C3 H7 116.757 C2 C1 C3 180.000
C2 C4 C6 123.519 C2 C4 H8 116.757
C3 C5 H9 121.463 C3 C5 H10 120.729
C4 C6 H11 121.463 C4 C6 H12 120.729
C5 C3 H7 119.723 C6 C4 H8 119.723
H9 C5 H10 117.809 H11 C6 H12 117.809
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability