4,4-Dimethyl-2-(4,6,2'-trimethoxy-5'-trimethylsilanyloxymethyl-biphenyl-2-yl)-4,5-dihydro-oxazole

Base Information

• Chemical Name: 4,4-Dimethyl-2-(4,6,2'-trimethoxy-5'-trimethylsilanyloxymethyl-biphenyl-2-yl)-4,5-dihydro-oxazole
• CAS No.: 153335-56-9
• Molecular Formula: C₂₄H₃₃NO₅Si
• Molecular Weight: 443.615

Synonyms:4,4-Dimethyl-2-(4,6,2'-trimethoxy-5'-trimethylsilanyloxymethyl-biphenyl-2-yl)-4,5-dihydro-oxazole

Chemical Property of 4,4-Dimethyl-2-(4,6,2'-trimethoxy-5'-trimethylsilanyloxymethyl-biphenyl-2-yl)-4,5-dihydro-oxazole

Chemical Property:

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Technology Process of 4,4-Dimethyl-2-(4,6,2'-trimethoxy-5'-trimethylsilanyloxymethyl-biphenyl-2-yl)-4,5-dihydro-oxazole

There total 6 articles about 4,4-Dimethyl-2-(4,6,2'-trimethoxy-5'-trimethylsilanyloxymethyl-biphenyl-2-yl)-4,5-dihydro-oxazole 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: 80.0%

4,5-dihydro-2-(2,3,5-trimethoxyphenyl)-4,4-dimethyloxazole (119098-80-5) + (3-Bromo-4-methoxy-benzyloxy)-trimethyl-silane (153335-57-0) → 4,4-Dimethyl-2-(4,6,2'-trimethoxy-5'-trimethylsilanyloxymethyl-biphenyl-2-yl)-4,5-dihydro-oxazole (153335-56-9)

Guidance literature:

With magnesium; ethylene dibromide; In tetrahydrofuran; for 4h; Heating;

DOI:10.1016/S0040-4039(00)60137-5

Reference yield:

1-bromo-2,3,5-trimethoxybenzene (23030-39-9) → 4,4-Dimethyl-2-(4,6,2'-trimethoxy-5'-trimethylsilanyloxymethyl-biphenyl-2-yl)-4,5-dihydro-oxazole (153335-56-9)

Guidance literature:

Multi-step reaction with 3 steps

1: 92 percent / BuLi / tetrahydrofuran

2: 87 percent / Ph₃P, pyridine / CCl₄; acetonitrile

3: 80 percent / Mg, BrCH₂CH₂Br / tetrahydrofuran / 4 h / Heating

With pyridine; n-butyllithium; magnesium; ethylene dibromide; triphenylphosphine; In tetrahydrofuran; tetrachloromethane; acetonitrile;

DOI:10.1016/S0040-4039(00)60137-5

Reference yield:

2,3,5-trimethoxybenzoic acid (36873-96-8) → 4,4-Dimethyl-2-(4,6,2'-trimethoxy-5'-trimethylsilanyloxymethyl-biphenyl-2-yl)-4,5-dihydro-oxazole (153335-56-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 87 percent / Ph₃P, pyridine / CCl₄; acetonitrile

2: 80 percent / Mg, BrCH₂CH₂Br / tetrahydrofuran / 4 h / Heating

With pyridine; magnesium; ethylene dibromide; triphenylphosphine; In tetrahydrofuran; tetrachloromethane; acetonitrile;

DOI:10.1016/S0040-4039(00)60137-5

upstream raw materials:

4,5-dihydro-2-(2,3,5-trimethoxyphenyl)-4,4-dimethyloxazole

(3-Bromo-4-methoxy-benzyloxy)-trimethyl-silane

3-bromo-4-hydroxybenzylaldehyde

1-bromo-2,3,5-trimethoxybenzene

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