1-ethyl 3-methyl 2-[2-(benzyloxy)ethyl]-4-hydroxycyclohepta-1,3-diene-1,3-dicarboxylate

Base Information

Chemical Name:1-ethyl 3-methyl 2-[2-(benzyloxy)ethyl]-4-hydroxycyclohepta-1,3-diene-1,3-dicarboxylate
CAS No.:1263677-14-0
Molecular Formula:C₂₁H₂₆O₆
Molecular Weight:374.434
Hs Code.:

Synonyms:1-ethyl 3-methyl 2-[2-(benzyloxy)ethyl]-4-hydroxycyclohepta-1,3-diene-1,3-dicarboxylate

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Chemical Property of 1-ethyl 3-methyl 2-[2-(benzyloxy)ethyl]-4-hydroxycyclohepta-1,3-diene-1,3-dicarboxylate

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Technology Process of 1-ethyl 3-methyl 2-[2-(benzyloxy)ethyl]-4-hydroxycyclohepta-1,3-diene-1,3-dicarboxylate

There total 3 articles about 1-ethyl 3-methyl 2-[2-(benzyloxy)ethyl]-4-hydroxycyclohepta-1,3-diene-1,3-dicarboxylate 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:

: 22273-77-4
((but-3-yn-1-yloxy)methyl)benzene

: 1263677-14-0
1-ethyl 3-methyl 2-[2-(benzyloxy)ethyl]-4-hydroxycyclohepta-1,3-diene-1,3-dicarboxylate

Guidance literature:: Multi-step reaction with 2 steps

1.1: n-butyllithium / tetrahydrofuran / -78 - 20 °C / Inert atmosphere

1.2: 4.5 h / -78 - 20 °C / Inert atmosphere

2.1: sodium hydride / tetrahydrofuran; mineral oil / 0.17 h / Inert atmosphere; Reflux

2.2: 12 h / Inert atmosphere; Reflux

With n-butyllithium; sodium hydride; In tetrahydrofuran; mineral oil;
DOI:10.1021/ol102909t

Reference yield:

: 100-39-0
benzyl bromide

: 1263677-14-0
1-ethyl 3-methyl 2-[2-(benzyloxy)ethyl]-4-hydroxycyclohepta-1,3-diene-1,3-dicarboxylate

Guidance literature:: Multi-step reaction with 3 steps

1.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 0.58 h / 0 °C

1.2: 4 h / 0 - 20 °C

2.1: n-butyllithium / tetrahydrofuran / -78 - 20 °C / Inert atmosphere

2.2: 4.5 h / -78 - 20 °C / Inert atmosphere

3.1: sodium hydride / tetrahydrofuran; mineral oil / 0.17 h / Inert atmosphere; Reflux

3.2: 12 h / Inert atmosphere; Reflux

With n-butyllithium; sodium hydride; In tetrahydrofuran; N,N-dimethyl-formamide; mineral oil;
DOI:10.1021/ol102909t

Reference yield:

: 611-10-9
2-ethoxycarbonyl-1-cyclopentanone

: 292631-98-2
5-benzyloxy-pent-2-ynoic acid methyl ester

: 1263677-14-0
1-ethyl 3-methyl 2-[2-(benzyloxy)ethyl]-4-hydroxycyclohepta-1,3-diene-1,3-dicarboxylate

Guidance literature:: 2-ethoxycarbonyl-1-cyclopentanone; With sodium hydride; In tetrahydrofuran; mineral oil; for 0.166667h; Inert atmosphere; Reflux;

5-benzyloxy-pent-2-ynoic acid methyl ester; In tetrahydrofuran; mineral oil; for 12h; Inert atmosphere; Reflux;
DOI:10.1021/ol102909t