(2R,4R,5S)-5-(4,4-dibromo-3-butenyl)-4-(4-methoxybenzyloxy)-2-methyl-2-propyloxolane

Base Information

• Chemical Name: (2R,4R,5S)-5-(4,4-dibromo-3-butenyl)-4-(4-methoxybenzyloxy)-2-methyl-2-propyloxolane
• CAS No.: 1078738-12-1
• Molecular Formula: C₂₀H₂₈Br₂O₃
• Molecular Weight: 476.249

Synonyms:(2R,4R,5S)-5-(4,4-dibromo-3-butenyl)-4-(4-methoxybenzyloxy)-2-methyl-2-propyloxolane

Chemical Property of (2R,4R,5S)-5-(4,4-dibromo-3-butenyl)-4-(4-methoxybenzyloxy)-2-methyl-2-propyloxolane

Chemical Property:

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Technology Process of (2R,4R,5S)-5-(4,4-dibromo-3-butenyl)-4-(4-methoxybenzyloxy)-2-methyl-2-propyloxolane

There total 1 articles about (2R,4R,5S)-5-(4,4-dibromo-3-butenyl)-4-(4-methoxybenzyloxy)-2-methyl-2-propyloxolane 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: 88.0%

carbon tetrabromide (558-13-4) + (2R,4R,5S)-5-(2-formylethyl)-4-(4-methoxybenzyloxy)-2-methyl-2-propyloxolane (1078737-98-0) → (2R,4R,5S)-5-(4,4-dibromo-3-butenyl)-4-(4-methoxybenzyloxy)-2-methyl-2-propyloxolane (1078738-12-1)

Guidance literature:

carbon tetrabromide; With triphenylphosphine; In dichloromethane; at 0 ℃; for 0.166667h; Inert atmosphere;

(2R,4R,5S)-5-(2-formylethyl)-4-(4-methoxybenzyloxy)-2-methyl-2-propyloxolane; With 2,6-dimethylpyridine; In dichloromethane; at 0 ℃; for 3.5h;

DOI:10.1021/ol8021676

Reference yield: 99.0%

(2R,4R,5S)-5-(4,4-dibromo-3-butenyl)-4-(4-methoxybenzyloxy)-2-methyl-2-propyloxolane (1078738-12-1) → (2R,4R,5S)-5-(3-butynyl)-4-(4-methoxybenzyloxy)-2-methyl-2-propyloxolane (1078737-99-1)

Guidance literature:

With n-butyllithium; In tetrahydrofuran; hexane; at -78 ℃; for 0.666667h; Inert atmosphere;

DOI:10.1021/ol8021676

upstream raw materials:

carbon tetrabromide

(2R,4R,5S)-5-(2-formylethyl)-4-(4-methoxybenzyloxy)-2-methyl-2-propyloxolane

Downstream raw materials:

(2R,4R,5S)-5-(3-butynyl)-4-(4-methoxybenzyloxy)-2-methyl-2-propyloxolane

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