3-<4-((tert-butyl)diphenylsilyloxy)butyl>-trans-4a,5,6,7,8,8a-hexahydro-1H-2-benzopyran

Base Information

Chemical Name:3-<4-((tert-butyl)diphenylsilyloxy)butyl>-trans-4a,5,6,7,8,8a-hexahydro-1H-2-benzopyran
CAS No.:141809-22-5
Molecular Formula:C₂₉H₄₀O₂Si
Molecular Weight:448.721
Hs Code.:

Synonyms:3-<4-((tert-butyl)diphenylsilyloxy)butyl>-trans-4a,5,6,7,8,8a-hexahydro-1H-2-benzopyran

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Chemical Property of 3-<4-((tert-butyl)diphenylsilyloxy)butyl>-trans-4a,5,6,7,8,8a-hexahydro-1H-2-benzopyran

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Technology Process of 3-<4-((tert-butyl)diphenylsilyloxy)butyl>-trans-4a,5,6,7,8,8a-hexahydro-1H-2-benzopyran

There total 4 articles about 3-<4-((tert-butyl)diphenylsilyloxy)butyl>-trans-4a,5,6,7,8,8a-hexahydro-1H-2-benzopyran 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: 90.0%

: 141809-18-9
6-<(tert-butyl)diphenylsilyloxy>-1-hexan-2-one

: 141809-22-5
3-<4-((tert-butyl)diphenylsilyloxy)butyl>-trans-4a,5,6,7,8,8a-hexahydro-1H-2-benzopyran

Guidance literature:: With toluene-4-sulfonic acid; In benzene; Heating;
DOI:10.1002/hlca.19920750217

Reference yield:

: 88158-68-3
4-(tert-butyldiphenylsilyloxy)-1-butyne

: 141809-22-5
3-<4-((tert-butyl)diphenylsilyloxy)butyl>-trans-4a,5,6,7,8,8a-hexahydro-1H-2-benzopyran

Guidance literature:: Multi-step reaction with 3 steps

1: 1) BuLi / 1) THF, hexane, -78 deg C, 90 min, 2) THF, -78 deg C, 3 h

2: 92 percent / H₂ / PtO₂ / ethyl acetate / 4 h / 2068.6 Torr

3: 90 percent / TsOH / benzene / Heating

With n-butyllithium; hydrogen; toluene-4-sulfonic acid; platinum(IV) oxide; In ethyl acetate; benzene;
DOI:10.1002/hlca.19920750217

Reference yield:

: 141809-12-3
6-<(tert-butyl)diphenylsilyloxy>-1-hex-3-yn-2-one

: 141809-22-5
3-<4-((tert-butyl)diphenylsilyloxy)butyl>-trans-4a,5,6,7,8,8a-hexahydro-1H-2-benzopyran

Guidance literature:: Multi-step reaction with 2 steps

1: 92 percent / H₂ / PtO₂ / ethyl acetate / 4 h / 2068.6 Torr

2: 90 percent / TsOH / benzene / Heating

With hydrogen; toluene-4-sulfonic acid; platinum(IV) oxide; In ethyl acetate; benzene;
DOI:10.1002/hlca.19920750217