2-(2,5-dimethoxy-4-methyl-phenyl)-pent-4-enoic acid 3-methyl-but-2-enyl ester

Base Information

Chemical Name:2-(2,5-dimethoxy-4-methyl-phenyl)-pent-4-enoic acid 3-methyl-but-2-enyl ester
CAS No.:868157-00-0
Molecular Formula:C₁₉H₂₆O₄
Molecular Weight:318.413
Hs Code.:

Synonyms:2-(2,5-dimethoxy-4-methyl-phenyl)-pent-4-enoic acid 3-methyl-but-2-enyl ester

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Chemical Property of 2-(2,5-dimethoxy-4-methyl-phenyl)-pent-4-enoic acid 3-methyl-but-2-enyl ester

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Technology Process of 2-(2,5-dimethoxy-4-methyl-phenyl)-pent-4-enoic acid 3-methyl-but-2-enyl ester

There total 4 articles about 2-(2,5-dimethoxy-4-methyl-phenyl)-pent-4-enoic acid 3-methyl-but-2-enyl ester 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: 95.0%

: 868157-01-1
2-(2,5-dimethoxy-4-methyl-phenyl)-pent-4-enoic acid

: 556-82-1
3-methyl-2-buten-1-ol

: 868157-00-0
2-(2,5-dimethoxy-4-methyl-phenyl)-pent-4-enoic acid 3-methyl-but-2-enyl ester

Guidance literature:: With dmap; dicyclohexyl-carbodiimide; In dichloromethane; at 20 ℃; for 5h;
DOI:10.1016/j.tetlet.2005.08.049 DOI:10.1016/j.tetlet.2005.12.071

Reference yield:

: 868157-02-2
2-(2,5-dimethoxy-4-methyl-phenyl)-pent-4-enoic acid methyl ester

: 868157-00-0
2-(2,5-dimethoxy-4-methyl-phenyl)-pent-4-enoic acid 3-methyl-but-2-enyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 96 percent / aq. NaOH / methanol; H₂O / 7 h / Heating

2: 95 percent / DCC; DMAP / CH₂Cl₂ / 5 h / 20 °C

With dmap; sodium hydroxide; dicyclohexyl-carbodiimide; In methanol; dichloromethane; water;
DOI:10.1016/j.tetlet.2005.12.071

Reference yield:

: 51267-06-2
(2,5-Dimethoxy-4-methyl-phenyl)-acetic acid methyl ester

: 868157-00-0
2-(2,5-dimethoxy-4-methyl-phenyl)-pent-4-enoic acid 3-methyl-but-2-enyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 89 percent / LDA / tetrahydrofuran / 7 h / -70 - 20 °C

2: 96 percent / aq. NaOH / methanol; H₂O / 7 h / Heating

3: 95 percent / DCC; DMAP / CH₂Cl₂ / 5 h / 20 °C

With dmap; sodium hydroxide; dicyclohexyl-carbodiimide; lithium diisopropyl amide; In tetrahydrofuran; methanol; dichloromethane; water;
DOI:10.1016/j.tetlet.2005.12.071