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All results from a given calculation for C6H10 (1-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 CS 1A'
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-233.739111
Energy at 298.15K-233.748268
HF Energy-232.965734
Nuclear repulsion energy210.361080
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' 3522 3322 53.85      
2 A' 3193 3011 28.71      
3 A' 3105 2928 49.92      
4 A' 3102 2925 13.69      
5 A' 3090 2914 13.30      
6 A' 3088 2912 5.67      
7 A' 2167 2043 0.32      
8 A' 1573 1484 5.45      
9 A' 1561 1472 1.31      
10 A' 1553 1464 0.57      
11 A' 1541 1453 1.09      
12 A' 1472 1388 2.98      
13 A' 1448 1366 1.51      
14 A' 1396 1317 2.68      
15 A' 1307 1232 3.01      
16 A' 1162 1095 3.44      
17 A' 1111 1048 0.21      
18 A' 1068 1007 0.94      
19 A' 972 917 0.32      
20 A' 935 882 3.52      
21 A' 550 519 44.53      
22 A' 451 426 9.31      
23 A' 393 371 0.07      
24 A' 256 241 0.00      
25 A' 111 104 0.02      
26 A" 3192 3010 40.56      
27 A" 3163 2983 35.56      
28 A" 3136 2958 0.30      
29 A" 3131 2952 6.36      
30 A" 1565 1475 7.22      
31 A" 1368 1290 0.06      
32 A" 1354 1277 0.87      
33 A" 1284 1211 0.08      
34 A" 1166 1100 0.04      
35 A" 965 910 0.23      
36 A" 819 772 0.60      
37 A" 753 710 2.93      
38 A" 516 487 52.75      
39 A" 276 260 0.05      
40 A" 254 239 0.00      
41 A" 117 111 0.01      
42 A" 90 85 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 31637.0 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 29833.7 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 MP2/6-31G*
ABC
0.49066 0.04412 0.04173

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.271 2.611 0.000
H2 2.263 3.071 0.000
H3 0.733 2.967 0.884
H4 0.733 2.967 -0.884
C5 1.369 1.089 0.000
H6 1.935 0.756 0.879
H7 1.935 0.756 -0.879
C8 0.000 0.417 0.000
H9 -0.571 0.736 0.880
H10 -0.571 0.736 -0.880
C11 0.107 -1.112 0.000
H12 0.679 -1.436 0.878
H13 0.679 -1.436 -0.878
C14 -2.302 -2.298 0.000
H15 -3.261 -2.763 0.000
C16 -1.203 -1.766 0.000

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 C8 H9 H10 C11 H12 H13 C14 H15 C16
C11.09371.09421.09421.52492.15702.15702.53472.77122.77123.90004.18274.18276.07107.02965.0269
H21.09371.76961.76962.17472.49792.49793.48753.77593.77594.70594.85744.85747.04738.03465.9502
H31.09421.76961.76852.17072.51593.07222.79612.58393.12864.21994.40274.74256.14097.04065.1889
H41.09421.76961.76852.17073.07222.51592.79613.12862.58394.21994.74254.40276.14097.04065.1889
C51.52492.17472.17072.17071.09721.09721.52452.15922.15922.53672.76072.76074.99456.02293.8420
H62.15702.49792.51593.07221.09721.75782.15212.50643.06192.75762.52643.07755.29656.33724.1204
H72.15702.49793.07222.51591.09721.75782.15213.06192.50642.75763.07752.52645.29656.33724.1204
C82.53473.48752.79612.79611.52452.15212.15211.09641.09641.53282.16032.16033.55984.55552.4925
H92.77123.77592.58393.12862.15922.50643.06191.09641.75942.15612.50613.06143.60224.50062.7262
H102.77123.77593.12862.58392.15923.06192.50641.09641.75942.15613.06142.50613.60224.50062.7262
C113.90004.70594.21994.21992.53672.75762.75761.53282.15612.15611.09731.09732.68503.75111.4637
H124.18274.85744.40274.74252.76072.52643.07752.16032.50613.06141.09731.75703.22504.24952.1026
H134.18274.85744.74254.40272.76073.07752.52642.16033.06142.50611.09731.75703.22504.24952.1026
C146.07107.04736.14096.14094.99455.29655.29653.55983.60223.60222.68503.22503.22501.06621.2213
H157.02968.03467.04067.04066.02296.33726.33724.55554.50064.50063.75114.24954.24951.06622.2875
C165.02695.95025.18895.18893.84204.12044.12042.49252.72622.72621.46372.10262.10261.22132.2875

picture of 1-Hexyne state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 H6 109.617 C1 C5 H7 109.617
C1 C5 C8 112.442 H2 C1 H3 107.954
H2 C1 H4 107.954 H2 C1 C5 111.225
H3 C1 H4 107.823 H3 C1 C5 110.873
H4 C1 C5 110.873 C5 C8 H9 109.863
C5 C8 H10 109.863 C5 C8 C11 112.139
H6 C5 H7 106.466 H6 C5 C8 109.260
H7 C5 C8 109.260 C8 C11 H12 109.323
C8 C11 H13 109.323 C8 C11 C16 112.546
H9 C8 H10 106.714 H9 C8 C11 109.053
H10 C8 C11 109.053 C11 C16 C14 179.301
H12 C11 H13 106.374 H12 C11 C16 109.542
H13 C11 C16 109.542 H15 C14 C16 179.970
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability