(-)-1-(3-phenoxyphenyl)-2-propynyl 2-(2,2-dibromoethenyl)-3,3-dimethylcyclopropanecarboxylate

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Chemical Name:(-)-1-(3-phenoxyphenyl)-2-propynyl 2-(2,2-dibromoethenyl)-3,3-dimethylcyclopropanecarboxylate
CAS No.:1141933-05-2
Molecular Formula:C₂₃H₂₀Br₂O₃
Molecular Weight:504.218
Hs Code.:

Synonyms:(-)-1-(3-phenoxyphenyl)-2-propynyl 2-(2,2-dibromoethenyl)-3,3-dimethylcyclopropanecarboxylate

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Chemical Property of (-)-1-(3-phenoxyphenyl)-2-propynyl 2-(2,2-dibromoethenyl)-3,3-dimethylcyclopropanecarboxylate

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Technology Process of (-)-1-(3-phenoxyphenyl)-2-propynyl 2-(2,2-dibromoethenyl)-3,3-dimethylcyclopropanecarboxylate

There total 5 articles about (-)-1-(3-phenoxyphenyl)-2-propynyl 2-(2,2-dibromoethenyl)-3,3-dimethylcyclopropanecarboxylate 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: 94.0%

: 72937-73-6
(-)-1-(1-hydroxy-2-propynyl)-3-phenoxybenzene

: 53179-78-5,59952-39-5,61914-48-5,63538-10-3,63597-73-9,63949-77-9,72691-16-8,72691-18-0,74560-76-2
2,2-dimethyl-3R-(2',2'-dibromovinyl)-cyclopropane-1R-carboxylic acid

: 1141933-05-2
(-)-1-(3-phenoxyphenyl)-2-propynyl 2-(2,2-dibromoethenyl)-3,3-dimethylcyclopropanecarboxylate

Guidance literature:: 2,2-dimethyl-3R-(2',2'-dibromovinyl)-cyclopropane-1R-carboxylic acid; With 1,1'-carbonyldiimidazole; In dichloromethane; at 20 ℃; for 0.833333h;

(-)-1-(1-hydroxy-2-propynyl)-3-phenoxybenzene; With sodium hydride; In dichloromethane; for 0.5h;
DOI:10.1016/j.bmc.2012.02.048

Reference yield:

: 1141932-97-9
C₁₈H₂₀O₂Si

: 1141933-05-2
(-)-1-(3-phenoxyphenyl)-2-propynyl 2-(2,2-dibromoethenyl)-3,3-dimethylcyclopropanecarboxylate

Guidance literature:: Multi-step reaction with 4 steps

1.1: dipyridinium dichromate / dichloromethane / 2 h / 20 °C / Molecular sieve

2.1: borane-THF; (S)-1-methyl-3,3-diphenyl-hexahydropyrrolo[1,2-c][1,3,2]oxazaborole / tetrahydrofuran / 1.17 h / 0 °C

3.1: methanol; potassium carbonate / 0.5 h / 20 °C

4.1: 1,1'-carbonyldiimidazole / dichloromethane / 0.83 h / 20 °C

4.2: 0.5 h

With methanol; dipyridinium dichromate; borane-THF; potassium carbonate; 1,1'-carbonyldiimidazole; (S)-1-methyl-3,3-diphenyl-hexahydropyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; dichloromethane;
DOI:10.1016/j.bmc.2012.02.048

Reference yield:

: 1141932-99-1
(-)-1-phenoxy-3-(3-trimethylsilyl-1-hydroxy-2-propynyl)benzene

: 1141933-05-2
(-)-1-(3-phenoxyphenyl)-2-propynyl 2-(2,2-dibromoethenyl)-3,3-dimethylcyclopropanecarboxylate

Guidance literature:: Multi-step reaction with 2 steps

1.1: methanol; potassium carbonate / 0.5 h / 20 °C

2.1: 1,1'-carbonyldiimidazole / dichloromethane / 0.83 h / 20 °C

2.2: 0.5 h

With methanol; potassium carbonate; 1,1'-carbonyldiimidazole; In dichloromethane;
DOI:10.1016/j.bmc.2012.02.048