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

using model chemistry: CCD/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCD/3-21G
 hartrees
Energy at 0K-232.289208
Energy at 298.15K 
HF Energy-231.688745
Nuclear repulsion energy204.952541
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 CCD/3-21G
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 3122 3036 0.00      
2 A 3110 3024 10.58      
3 A 3064 2980 0.00      
4 A 3045 2960 16.95      
5 A 3035 2951 25.77      
6 A 2346 2281 0.05      
7 A 1585 1541 1.23      
8 A 1578 1534 0.00      
9 A 1562 1519 4.60      
10 A 1478 1437 5.76      
11 A 1398 1359 0.36      
12 A 1344 1307 0.00      
13 A 1151 1119 0.00      
14 A 1126 1095 0.48      
15 A 971 944 0.41      
16 A 810 788 0.00      
17 A 674 656 0.35      
18 A 429 417 5.64      
19 A 399 388 0.00      
20 A 227 220 0.00      
21 A 87 84 1.71      
22 A 2i 2i 0.00      
23 B 3122 3036 52.79      
24 B 3110 3024 49.78      
25 B 3065 2980 17.34      
26 B 3044 2960 23.40      
27 B 3035 2951 13.30      
28 B 1583 1540 4.54      
29 B 1578 1534 10.59      
30 B 1561 1518 0.15      
31 B 1477 1437 0.05      
32 B 1389 1350 20.42      
33 B 1347 1310 0.36      
34 B 1163 1131 0.92      
35 B 1157 1124 14.89      
36 B 1080 1050 0.22      
37 B 909 884 0.00      
38 B 815 792 5.13      
39 B 553 537 1.46      
40 B 293 285 3.45      
41 B 211 205 0.16      
42 B 152 147 4.48      

Unscaled Zero Point Vibrational Energy (zpe) 31589.7 cm-1
Scaled (by 0.9723) Zero Point Vibrational Energy (zpe) 30714.7 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 CCD/3-21G
ABC
0.30269 0.04614 0.04129

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.000 0.608 -0.581
C2 0.000 -0.608 -0.581
C3 -0.001 2.097 -0.564
C4 0.001 -2.097 -0.564
C5 -0.001 2.661 0.891
C6 0.001 -2.661 0.891
H7 0.887 2.468 -1.101
H8 -0.888 2.467 -1.101
H9 -0.887 -2.468 -1.101
H10 0.888 -2.467 -1.101
H11 -0.001 3.760 0.872
H12 -0.892 2.315 1.429
H13 0.891 2.316 1.429
H14 0.001 -3.760 0.872
H15 0.892 -2.315 1.429
H16 -0.891 -2.316 1.429

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
C11.21611.48872.70472.52613.58522.12472.12473.24283.24263.47102.78382.78394.60363.65793.6582
C21.21612.70471.48873.58522.52613.24283.24262.12472.12474.60363.65793.65823.47102.78382.7839
C31.48872.70474.19331.56044.97521.10131.10134.68034.68022.19782.19432.19436.03044.92264.9229
C42.70471.48874.19334.97521.56044.68034.68021.10131.10136.03044.92264.92292.19782.19432.1943
C52.52613.58521.56044.97525.32242.18882.18885.57275.57251.09921.09751.09756.42145.08425.0846
C63.58522.52614.97521.56045.32245.57275.57252.18882.18886.42145.08425.08461.09921.09751.0975
H72.12473.24281.10134.68032.18885.57271.77475.24404.93452.52033.09642.53426.59265.41055.6957
H82.12473.24261.10134.68022.18885.57251.77474.93455.24392.52032.53433.09646.59245.69525.4104
H93.24282.12474.68031.10135.57272.18885.24404.93451.77476.59265.41055.69572.52033.09642.5342
H103.24262.12474.68021.10135.57252.18884.93455.24391.77476.59245.69525.41042.52032.53433.0964
H113.47104.60362.19786.03041.09926.42142.52032.52036.59266.59241.78681.78687.52046.16576.1661
H122.78383.65792.19434.92261.09755.08423.09642.53435.41055.69521.78681.78366.16574.96194.6308
H132.78393.65822.19434.92291.09755.08462.53423.09645.69575.41041.78681.78366.16614.63084.9630
H144.60363.47106.03042.19786.42141.09926.59266.59242.52032.52037.52046.16576.16611.78681.7868
H153.65792.78384.92262.19435.08421.09755.41055.69523.09642.53436.16574.96194.63081.78681.7836
H163.65822.78394.92292.19435.08461.09755.69575.41042.53423.09646.16614.63084.96301.78681.7836

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 179.349 C1 C3 C5 111.862
C1 C3 H7 109.329 C1 C3 H8 109.327
C2 C1 C3 179.349 C2 C4 C6 111.862
C2 C4 H9 109.329 C2 C4 H10 109.327
C3 C5 H11 110.250 C3 C5 H12 110.072
C3 C5 H13 110.072 C4 C6 H14 110.250
C4 C6 H15 110.072 C4 C6 H16 110.072
C5 C3 H7 109.426 C5 C3 H8 109.426
C6 C4 H9 109.426 C6 C4 H10 109.426
H7 C3 H8 107.364 H9 C4 H10 107.364
H11 C5 H12 108.858 H11 C5 H13 108.858
H12 C5 H13 108.693 H14 C6 H15 108.858
H14 C6 H16 108.858 H15 C6 H15 0.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability