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All results from a given calculation for C6H10 (3-Hexyne)

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-233.747225
Energy at 298.15K-233.756162
HF Energy-232.975430
Nuclear repulsion energy206.869131
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 MP2/6-31G*
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 3212 3029 0.00      
2 A 3202 3019 7.98      
3 A 3140 2961 0.00      
4 A 3112 2935 24.12      
5 A 3095 2919 22.69      
6 A 2295 2164 0.00      
7 A 1569 1480 1.37      
8 A 1559 1470 0.00      
9 A 1547 1459 3.28      
10 A 1467 1384 3.92      
11 A 1395 1316 0.12      
12 A 1325 1249 0.00      
13 A 1128 1064 0.73      
14 A 1123 1059 0.00      
15 A 1030 971 0.01      
16 A 803 757 0.00      
17 A 708 667 0.12      
18 A 430 406 5.80      
19 A 328 309 0.00      
20 A 203 191 0.00      
21 A 87 82 1.37      
22 A 10 9 0.00      
23 B 3212 3029 43.78      
24 B 3202 3019 46.71      
25 B 3140 2961 20.50      
26 B 3112 2934 21.23      
27 B 3096 2919 26.66      
28 B 1568 1479 2.98      
29 B 1560 1471 11.98      
30 B 1545 1457 1.28      
31 B 1467 1383 0.37      
32 B 1398 1319 41.17      
33 B 1328 1252 0.20      
34 B 1198 1130 0.42      
35 B 1148 1083 0.43      
36 B 1114 1051 5.73      
37 B 961 906 0.31      
38 B 812 765 4.15      
39 B 502 473 0.88      
40 B 303 285 3.02      
41 B 171 162 0.08      
42 B 155 146 3.93      

Unscaled Zero Point Vibrational Energy (zpe) 31879.3 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 30062.2 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 MP2/6-31G*
ABC
0.30991 0.04700 0.04208

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.000 0.612 -0.579
C2 0.000 -0.612 -0.579
C3 -0.002 2.077 -0.551
C4 0.002 -2.077 -0.551
C5 0.000 2.634 0.877
C6 -0.000 -2.634 0.877
H7 0.874 2.452 -1.093
H8 -0.880 2.451 -1.091
H9 -0.874 -2.452 -1.093
H10 0.880 -2.451 -1.091
H11 -0.001 3.728 0.863
H12 -0.884 2.293 1.422
H13 0.886 2.295 1.420
H14 0.001 -3.728 0.863
H15 0.884 -2.293 1.422
H16 -0.886 -2.295 1.420

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
C11.22361.46562.68912.49173.55722.10152.10173.22763.22713.43362.75942.75914.57293.63693.6370
C21.22362.68911.46563.55722.49173.22763.22712.10152.10174.57293.63693.63703.43362.75942.7591
C31.46562.68914.15431.53264.92241.09661.09664.64454.64422.17362.17212.17215.97464.87644.8763
C42.68911.46564.15434.92241.53264.64454.64421.09661.09665.97464.87644.87632.17362.17212.1721
C52.49173.55721.53264.92245.26722.16342.16345.52395.52231.09401.09261.09266.36125.03535.0366
C63.55722.49174.92241.53265.26725.52395.52232.16342.16346.36125.03535.03661.09401.09261.0926
H72.10153.22761.09664.64452.16345.52391.75455.20704.90282.49443.07312.51806.54095.37125.6522
H82.10173.22711.09664.64422.16345.52231.75454.90285.20762.49462.51793.07316.53955.65085.3685
H93.22762.10154.64451.09665.52392.16345.20704.90281.75456.54095.37125.65222.49443.07312.5180
H103.22712.10174.64421.09665.52232.16344.90285.20761.75456.53955.65085.36852.49462.51793.0731
H113.43364.57292.17365.97461.09406.36122.49442.49466.54096.53951.77431.77437.45516.11126.1123
H122.75943.63692.17214.87641.09265.03533.07312.51795.37125.65081.77431.76926.11124.91554.5881
H132.75913.63702.17214.87631.09265.03662.51803.07315.65225.36851.77431.76926.11234.58814.9193
H144.57293.43365.97462.17366.36121.09406.54096.53952.49442.49467.45516.11126.11231.77431.7743
H153.63692.75944.87642.17215.03531.09265.37125.65083.07312.51796.11124.91554.58811.77431.7692
H163.63702.75914.87632.17215.03661.09265.65225.36852.51803.07316.11234.58814.91931.77431.7692

picture of 3-Hexyne state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 178.891 C1 C3 C5 112.398
C1 C3 H7 109.366 C1 C3 H8 109.380
C2 C1 C3 178.891 C2 C4 C6 112.398
C2 C4 H9 109.366 C2 C4 H10 109.380
C3 C5 H11 110.581 C3 C5 H12 110.552
C3 C5 H13 110.548 C4 C6 H14 110.581
C4 C6 H15 110.552 C4 C6 H16 110.548
C5 C3 H7 109.626 C5 C3 H8 109.627
C6 C4 H9 109.626 C6 C4 H10 109.627
H7 C3 H8 106.256 H9 C4 H10 106.256
H11 C5 H12 108.477 H11 C5 H13 108.477
H12 C5 H13 108.127 H14 C6 H15 108.477
H14 C6 H16 108.477 H15 C6 H15 0.000
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability