(2S,3S)-2-((S)-2-Benzyloxy-1-methyl-ethyl)-3,5-dimethyl-3,4-dihydro-2H-pyran-4-ol

Base Information

Chemical Name:(2S,3S)-2-((S)-2-Benzyloxy-1-methyl-ethyl)-3,5-dimethyl-3,4-dihydro-2H-pyran-4-ol
CAS No.:600737-63-1
Molecular Formula:C₁₇H₂₄O₃
Molecular Weight:276.376
Hs Code.:

Synonyms:(2S,3S)-2-((S)-2-Benzyloxy-1-methyl-ethyl)-3,5-dimethyl-3,4-dihydro-2H-pyran-4-ol

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Chemical Property of (2S,3S)-2-((S)-2-Benzyloxy-1-methyl-ethyl)-3,5-dimethyl-3,4-dihydro-2H-pyran-4-ol

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Technology Process of (2S,3S)-2-((S)-2-Benzyloxy-1-methyl-ethyl)-3,5-dimethyl-3,4-dihydro-2H-pyran-4-ol

There total 3 articles about (2S,3S)-2-((S)-2-Benzyloxy-1-methyl-ethyl)-3,5-dimethyl-3,4-dihydro-2H-pyran-4-ol 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: 98.0%

: 184297-49-2
(2S,3R)-2-((S)-2-Benzyloxy-1-methyl-ethyl)-3,5-dimethyl-2,3-dihydro-pyran-4-one

: 600737-63-1
(2S,3S)-2-((S)-2-Benzyloxy-1-methyl-ethyl)-3,5-dimethyl-3,4-dihydro-2H-pyran-4-ol

Guidance literature:: With sodium tetrahydroborate; cerium(III) chloride; In methanol; at 0 ℃; for 0.25h;
DOI:10.1021/jo034521r

Reference yield:

: 63930-49-4
(R)-3-(benzyloxy)-2-methylpropan-1-ol

: 600737-63-1
(2S,3S)-2-((S)-2-Benzyloxy-1-methyl-ethyl)-3,5-dimethyl-3,4-dihydro-2H-pyran-4-ol

Guidance literature:: Multi-step reaction with 3 steps

1: oxalyl chloride; DMSO / CH₂Cl₂ / 1 h / -78 °C

2: 4.72 g / TiCl₄ / CH₂Cl₂ / 1 h / -78 °C

3: 98 percent / CeCl₃*7H₂O; NaBH₄ / methanol / 0.25 h / 0 °C

With sodium tetrahydroborate; cerium(III) chloride; oxalyl dichloride; titanium tetrachloride; dimethyl sulfoxide; In methanol; dichloromethane; 1: Swern oxidation / 3: Luche reduction;
DOI:10.1021/jo034521r

Reference yield:

: 79027-28-4
(2S)-3-(benzyloxy)-2-methylpropanal

: 600737-63-1
(2S,3S)-2-((S)-2-Benzyloxy-1-methyl-ethyl)-3,5-dimethyl-3,4-dihydro-2H-pyran-4-ol

Guidance literature:: Multi-step reaction with 2 steps

1: 4.72 g / TiCl₄ / CH₂Cl₂ / 1 h / -78 °C

2: 98 percent / CeCl₃*7H₂O; NaBH₄ / methanol / 0.25 h / 0 °C

With sodium tetrahydroborate; cerium(III) chloride; titanium tetrachloride; In methanol; dichloromethane; 2: Luche reduction;
DOI:10.1021/jo034521r