2-[6-(2,4,6-triisopropyl-phenylselanyl)-hex-5-ynyloxy]-tetrahydro-pyrane

Base Information

Chemical Name:2-[6-(2,4,6-triisopropyl-phenylselanyl)-hex-5-ynyloxy]-tetrahydro-pyrane
CAS No.:862133-68-4
Molecular Formula:C₂₆H₄₀O₂Se
Molecular Weight:463.562
Hs Code.:

Synonyms:2-[6-(2,4,6-triisopropyl-phenylselanyl)-hex-5-ynyloxy]-tetrahydro-pyrane

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Chemical Property of 2-[6-(2,4,6-triisopropyl-phenylselanyl)-hex-5-ynyloxy]-tetrahydro-pyrane

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Technology Process of 2-[6-(2,4,6-triisopropyl-phenylselanyl)-hex-5-ynyloxy]-tetrahydro-pyrane

There total 3 articles about 2-[6-(2,4,6-triisopropyl-phenylselanyl)-hex-5-ynyloxy]-tetrahydro-pyrane which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 76.0%

: 1720-37-2
2-(hex-5-yn-1-yloxy)tetrahydro-2H-pyran

: 130248-05-4
2,4,6-triisopropylbenzene selenenyl bromide

: 862133-68-4
2-[6-(2,4,6-triisopropyl-phenylselanyl)-hex-5-ynyloxy]-tetrahydro-pyrane

Guidance literature:: 2-(hex-5-yn-1-yloxy)tetrahydro-2H-pyran; With n-butyllithium; In tetrahydrofuran; hexane; at 0 ℃;

2,4,6-triisopropylbenzene selenenyl bromide; In tetrahydrofuran; hexane; benzene; at 20 ℃; for 2h;
DOI:10.1016/j.tet.2005.12.005

Reference yield:

: 21524-34-5
2,4,6-triisopropyl-1-bromobenzene

: 862133-68-4
2-[6-(2,4,6-triisopropyl-phenylselanyl)-hex-5-ynyloxy]-tetrahydro-pyrane

Guidance literature:: Multi-step reaction with 3 steps

1.1: t-BuLi / tetrahydrofuran; pentane / 0.25 h / -78 °C

1.2: 84 percent / selenium / tetrahydrofuran; pentane / -78 - 20 °C

2.1: Br₂ / tetrahydrofuran; benzene / 0.75 h / 0 - 20 °C

3.1: n-BuLi / tetrahydrofuran; hexane / 0 °C

3.2: 76 percent / tetrahydrofuran; benzene; hexane / 2 h / 20 °C

With n-butyllithium; bromine; tert.-butyl lithium; In tetrahydrofuran; hexane; pentane; benzene;
DOI:10.1016/j.tet.2005.12.005

Reference yield:

: 71518-96-2
bis(2,4,6-triisopropylphenyl)diselenide

: 862133-68-4
2-[6-(2,4,6-triisopropyl-phenylselanyl)-hex-5-ynyloxy]-tetrahydro-pyrane

Guidance literature:: Multi-step reaction with 2 steps

1.1: Br₂ / tetrahydrofuran; benzene / 0.75 h / 0 - 20 °C

2.1: n-BuLi / tetrahydrofuran; hexane / 0 °C

2.2: 76 percent / tetrahydrofuran; benzene; hexane / 2 h / 20 °C

With n-butyllithium; bromine; In tetrahydrofuran; hexane; benzene;
DOI:10.1016/j.tet.2005.12.005