5-hydroxy-4-methylene-5-phenylpentenal dimethyl acetal

Base Information

Chemical Name:5-hydroxy-4-methylene-5-phenylpentenal dimethyl acetal
CAS No.:155254-33-4
Molecular Formula:C₁₄H₂₀O₃
Molecular Weight:236.311
Hs Code.:

Synonyms:5-hydroxy-4-methylene-5-phenylpentenal dimethyl acetal

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Chemical Property of 5-hydroxy-4-methylene-5-phenylpentenal dimethyl acetal

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Technology Process of 5-hydroxy-4-methylene-5-phenylpentenal dimethyl acetal

There total 4 articles about 5-hydroxy-4-methylene-5-phenylpentenal dimethyl acetal 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: 75.0%

: C₁₆H₃₄O₅Ti

: 100-52-7
benzaldehyde

: 155254-33-4
5-hydroxy-4-methylene-5-phenylpentenal dimethyl acetal

Guidance literature:: In diethyl ether; at -78 ℃;
DOI:10.1016/S0040-4039(00)99219-0

Reference yield:

: 36884-29-4
4-bromo-pent-4-enal

: 155254-33-4
5-hydroxy-4-methylene-5-phenylpentenal dimethyl acetal

Guidance literature:: Multi-step reaction with 2 steps

1: p-toluenesulfonic acid monohydrate / methanol

2: 1.) t-BuLi / 1.) Et₂O, pentane, -78 deg C, 2 h, 2.) Et₂O, pentane, a) from -120 deg C to RT, 20 h, b) RT, 3 h

With tert.-butyl lithium; toluene-4-sulfonic acid; In methanol;
DOI:10.1021/ja00084a025

Reference yield:

: [4-Bromo-pent-4-en-(E)-ylidene]-cyclohexyl-amine

: 155254-33-4
5-hydroxy-4-methylene-5-phenylpentenal dimethyl acetal

Guidance literature:: Multi-step reaction with 3 steps

1: H₂O / H⁺

2: p-toluenesulfonic acid monohydrate / methanol

3: 1.) t-BuLi / 1.) Et₂O, pentane, -78 deg C, 2 h, 2.) Et₂O, pentane, a) from -120 deg C to RT, 20 h, b) RT, 3 h

With tert.-butyl lithium; toluene-4-sulfonic acid; In methanol; water;
DOI:10.1021/ja00084a025