2,2-Dimethoxy-5-methyl-3-methylene-2-phenoxy-2,3-dihydro-2λ⁵-[1,2]oxaphosphole

Base Information

• Chemical Name: 2,2-Dimethoxy-5-methyl-3-methylene-2-phenoxy-2,3-dihydro-2λ⁵-[1,2]oxaphosphole
• CAS No.: 78427-03-9
• Molecular Formula: C₁₃H₁₇O₄P
• Molecular Weight: 268.249

Synonyms:2,2-Dimethoxy-5-methyl-3-methylene-2-phenoxy-2,3-dihydro-2λ⁵-[1,2]oxaphosphole

Chemical Property of 2,2-Dimethoxy-5-methyl-3-methylene-2-phenoxy-2,3-dihydro-2λ⁵-[1,2]oxaphosphole

Chemical Property:

Purity/Quality:

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Technology Process of 2,2-Dimethoxy-5-methyl-3-methylene-2-phenoxy-2,3-dihydro-2λ⁵-[1,2]oxaphosphole

There total 2 articles about 2,2-Dimethoxy-5-methyl-3-methylene-2-phenoxy-2,3-dihydro-2λ⁵-[1,2]oxaphosphole 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:

2,3-Pentanedione (600-14-6) → 2,2-Dimethoxy-5-methyl-3-methylene-2-phenoxy-2,3-dihydro-2λ5-[1,2]oxaphosphole (78427-03-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 1.) dibromotriphenylphosphorane, 2.) triethylamine / 1.) methylene chloride

2: CH₂Cl₂ / 3 h / -30 °C

With triethylamine; dibromotriphenylphosphorane; In dichloromethane;

DOI:10.1021/ja00405a040

Reference yield:

penta-3,4-dien-2-one (2200-53-5) + dimethyl phenylphosphonite (18351-42-3) → 2,2-Dimethoxy-5-methyl-3-methylene-2-phenoxy-2,3-dihydro-2λ5-[1,2]oxaphosphole (78427-03-9)

Guidance literature:

In dichloromethane; at -30 ℃; for 3h; Yield given;

DOI:10.1021/ja00405a040

upstream raw materials:

penta-3,4-dien-2-one

dimethyl phenylphosphonite

2,3-Pentanedione

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