(R)-5-[(1S,3S)-1-(4-Bromo-phenyl)-3,5-dihydroxy-pentyloxy]-3-hydroxy-pentanoic acid tert-butyl ester

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Chemical Name:(R)-5-[(1S,3S)-1-(4-Bromo-phenyl)-3,5-dihydroxy-pentyloxy]-3-hydroxy-pentanoic acid tert-butyl ester
CAS No.:913626-28-5
Molecular Formula:C₂₀H₃₁BrO₆
Molecular Weight:447.367
Hs Code.:

Synonyms:(R)-5-[(1S,3S)-1-(4-Bromo-phenyl)-3,5-dihydroxy-pentyloxy]-3-hydroxy-pentanoic acid tert-butyl ester

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Chemical Property of (R)-5-[(1S,3S)-1-(4-Bromo-phenyl)-3,5-dihydroxy-pentyloxy]-3-hydroxy-pentanoic acid tert-butyl ester

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Technology Process of (R)-5-[(1S,3S)-1-(4-Bromo-phenyl)-3,5-dihydroxy-pentyloxy]-3-hydroxy-pentanoic acid tert-butyl ester

There total 7 articles about (R)-5-[(1S,3S)-1-(4-Bromo-phenyl)-3,5-dihydroxy-pentyloxy]-3-hydroxy-pentanoic acid tert-butyl 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: 70.0%

: 913626-22-9
(3R,5S)-5-(4-Bromo-phenyl)-5-((R)-4-tert-butoxycarbonyl-3-hydroxy-butoxy)-3-hydroxy-pentanoic acid ethyl ester

: 913626-28-5
(R)-5-[(1S,3S)-1-(4-Bromo-phenyl)-3,5-dihydroxy-pentyloxy]-3-hydroxy-pentanoic acid tert-butyl ester

Guidance literature:: With lithium triethylborohydride; In tetrahydrofuran; at 0 - 25 ℃; for 1.75h;
DOI:10.1021/ol0618149

Reference yield:

: 913626-19-4
3-[(1S)-1-(4-bromo-phenyl)-but-3-enyloxy]-propionitrile

: 913626-28-5
(R)-5-[(1S,3S)-1-(4-Bromo-phenyl)-3,5-dihydroxy-pentyloxy]-3-hydroxy-pentanoic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 5 steps

1.1: 96 percent / zinc / Cp₂TiCl₂ / tetrahydrofuran / 4 h / 60 °C

2.1: ozone / CH₂Cl₂ / 0.08 h / -78 °C

2.2: triphenylphosphine / CH₂Cl₂ / -78 - 20 °C

3.1: 1.8219 g / SnCl₄ / CH₂Cl₂ / 3.33 h / -78 - 25 °C

4.1: NaBH₄ / methanol / 0.33 h / 0 °C

5.1: 70 percent / lithium triethylborohydride / tetrahydrofuran / 1.75 h / 0 - 25 °C

With sodium tetrahydroborate; tin(IV) chloride; lithium triethylborohydride; ozone; zinc; bis(cyclopentadienyl)titanium dichloride; In tetrahydrofuran; methanol; dichloromethane; 1.1: Blaise reaction / 3.1: Roskamp homologation;
DOI:10.1021/ol0618149

Reference yield:

: 5292-43-3
bromoacetic acid tert-butyl ester

: 913626-28-5
(R)-5-[(1S,3S)-1-(4-Bromo-phenyl)-3,5-dihydroxy-pentyloxy]-3-hydroxy-pentanoic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 5 steps

1.1: 96 percent / zinc / Cp₂TiCl₂ / tetrahydrofuran / 4 h / 60 °C

2.1: ozone / CH₂Cl₂ / 0.08 h / -78 °C

2.2: triphenylphosphine / CH₂Cl₂ / -78 - 20 °C

3.1: 1.8219 g / SnCl₄ / CH₂Cl₂ / 3.33 h / -78 - 25 °C

4.1: NaBH₄ / methanol / 0.33 h / 0 °C

5.1: 70 percent / lithium triethylborohydride / tetrahydrofuran / 1.75 h / 0 - 25 °C

With sodium tetrahydroborate; tin(IV) chloride; lithium triethylborohydride; ozone; zinc; bis(cyclopentadienyl)titanium dichloride; In tetrahydrofuran; methanol; dichloromethane; 1.1: Blaise reaction / 3.1: Roskamp homologation;
DOI:10.1021/ol0618149