(R)-3-[(2S,4R,5S)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-butan-2-one

Base Information

Chemical Name:(R)-3-[(2S,4R,5S)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-butan-2-one
CAS No.:444109-22-2
Molecular Formula:C₁₆H₂₂O₄
Molecular Weight:278.348
Hs Code.:

Synonyms:(R)-3-[(2S,4R,5S)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-butan-2-one

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Chemical Property of (R)-3-[(2S,4R,5S)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-butan-2-one

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Technology Process of (R)-3-[(2S,4R,5S)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-butan-2-one

There total 2 articles about (R)-3-[(2S,4R,5S)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-butan-2-one 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%

: 444109-25-5
(E)-(S)-5-[(2S,4S,5S)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-4-methyl-hex-3-enoic acid methyl ester

: 444109-22-2
(R)-3-[(2S,4R,5S)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-butan-2-one

Guidance literature:: With pyridine; ozone; In methanol; at -78 ℃;
DOI:10.1021/ol026139r

Reference yield:

: 444109-24-4
(3E,5S,6S,7R)-6,8-dihydroxy-4,5,7-trimethyl-oct-3-enonic acid methyl ester

: 444109-22-2
(R)-3-[(2S,4R,5S)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-butan-2-one

Guidance literature:: Multi-step reaction with 2 steps

1: 90 percent / p-TSA / dimethylformamide / 3 h / 20 °C

2: 95 percent / O₃; Py / methanol / -78 °C

With pyridine; toluene-4-sulfonic acid; ozone; In methanol; N,N-dimethyl-formamide;
DOI:10.1021/ol026139r

Reference yield: 76.0%

: 444109-22-2
(R)-3-[(2S,4R,5S)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-butan-2-one

: 444109-23-3
(4S,5R,6S,7Z)-5-(tert-butyldimethylsilanyloxy)-4,6-dimethyl-8-trimethylsilanylnon-7-en-2-ynal

: 444109-33-5
(Z)-(2R,5S,8S,9R,10S)-9-(tert-Butyl-dimethyl-silanyloxy)-5-hydroxy-2-[(2S,4R,5S)-2-(4-methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-8,10-dimethyl-12-trimethylsilanyl-tridec-11-en-6-yn-3-one

Guidance literature:: (R)-3-[(2S,4R,5S)-2-(4-Methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-butan-2-one; With di-n-butylboryl trifluoromethanesulfonate; N-ethyl-N,N-diisopropylamine; In dichloromethane; at -78 ℃; for 0.75h;

(4S,5R,6S,7Z)-5-(tert-butyldimethylsilanyloxy)-4,6-dimethyl-8-trimethylsilanylnon-7-en-2-ynal; In dichloromethane; at -78 ℃; for 1h; Further stages.;
DOI:10.1021/ol026139r