4-((E)-2-{4-[7-Bromo-2-(4-bromo-but-2-ynyl)-hept-5-ynyloxy]-phenyl}-1-ethyl-but-1-enyl)-phenol

Base Information

Chemical Name:4-((E)-2-{4-[7-Bromo-2-(4-bromo-but-2-ynyl)-hept-5-ynyloxy]-phenyl}-1-ethyl-but-1-enyl)-phenol
CAS No.:346700-35-4
Molecular Formula:C₂₉H₃₂Br₂O₂
Molecular Weight:572.38
Hs Code.:

Synonyms:4-((E)-2-{4-[7-Bromo-2-(4-bromo-but-2-ynyl)-hept-5-ynyloxy]-phenyl}-1-ethyl-but-1-enyl)-phenol

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Chemical Property of 4-((E)-2-{4-[7-Bromo-2-(4-bromo-but-2-ynyl)-hept-5-ynyloxy]-phenyl}-1-ethyl-but-1-enyl)-phenol

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Technology Process of 4-((E)-2-{4-[7-Bromo-2-(4-bromo-but-2-ynyl)-hept-5-ynyloxy]-phenyl}-1-ethyl-but-1-enyl)-phenol

There total 5 articles about 4-((E)-2-{4-[7-Bromo-2-(4-bromo-but-2-ynyl)-hept-5-ynyloxy]-phenyl}-1-ethyl-but-1-enyl)-phenol 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: 80.0%

: 346700-32-1
5-(O-diethylstilbestrol phenoxymethyl)-2,8-decadiyne-1,10-diol

: 346700-35-4
4-((E)-2-{4-[7-Bromo-2-(4-bromo-but-2-ynyl)-hept-5-ynyloxy]-phenyl}-1-ethyl-but-1-enyl)-phenol

Guidance literature:: With 2,6-dimethylpyridine; bromine; triphenylphosphine; In dichloromethane;
DOI:10.1021/jo0055842

Reference yield:

: 178432-52-5
1,10-bis(tetrahydropyranyloxy)-5-hydroxymethyl-2,8-decadiyne

: 346700-35-4
4-((E)-2-{4-[7-Bromo-2-(4-bromo-but-2-ynyl)-hept-5-ynyloxy]-phenyl}-1-ethyl-but-1-enyl)-phenol

Guidance literature:: Multi-step reaction with 3 steps

1: PPh₃; DEAD / tetrahydrofuran / 25 °C

2: TsOH / methanol

3: 80 percent / PPh₃; Br₂; 2,6-lutidine / CH₂Cl₂

With 2,6-dimethylpyridine; bromine; toluene-4-sulfonic acid; triphenylphosphine; diethylazodicarboxylate; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1021/jo0055842

Reference yield:

: 263720-92-9
1,10-dihydroxy-5-tert-butyldimethylsiloxymethyl-2,8-decadiyne

: 346700-35-4
4-((E)-2-{4-[7-Bromo-2-(4-bromo-but-2-ynyl)-hept-5-ynyloxy]-phenyl}-1-ethyl-but-1-enyl)-phenol

Guidance literature:: Multi-step reaction with 5 steps

1: pyridinium p-toluenesulfonate / CH₂Cl₂ / 0 - 25 °C

2: 56.6 g / TBAF / tetrahydrofuran / 9 h

3: PPh₃; DEAD / tetrahydrofuran / 25 °C

4: TsOH / methanol

5: 80 percent / PPh₃; Br₂; 2,6-lutidine / CH₂Cl₂

With 2,6-dimethylpyridine; tetrabutyl ammonium fluoride; bromine; pyridinium p-toluenesulfonate; toluene-4-sulfonic acid; triphenylphosphine; diethylazodicarboxylate; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1021/jo0055842