(2R,3S)-2-methyl-3-(3,4,5,6-tetrahydro-2H-pyran-2-yloxy)butyl 4-methylbenzenesulfonate

Base Information

Chemical Name:(2R,3S)-2-methyl-3-(3,4,5,6-tetrahydro-2H-pyran-2-yloxy)butyl 4-methylbenzenesulfonate
CAS No.:84568-00-3
Molecular Formula:C₁₇H₂₆O₅S
Molecular Weight:342.456
Hs Code.:

Synonyms:(2R,3S)-2-methyl-3-(3,4,5,6-tetrahydro-2H-pyran-2-yloxy)butyl 4-methylbenzenesulfonate

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (2R,3S)-2-methyl-3-(3,4,5,6-tetrahydro-2H-pyran-2-yloxy)butyl 4-methylbenzenesulfonate

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Technology Process of (2R,3S)-2-methyl-3-(3,4,5,6-tetrahydro-2H-pyran-2-yloxy)butyl 4-methylbenzenesulfonate

There total 16 articles about (2R,3S)-2-methyl-3-(3,4,5,6-tetrahydro-2H-pyran-2-yloxy)butyl 4-methylbenzenesulfonate 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: 95.4%

: 84621-64-7
(2R,3S)-2-methyl-3-(3,4,5,6-tetrahydro-2H-pyran-2-yloxy)butan-1-ol

: 98-59-9
p-toluenesulfonyl chloride

: 84568-00-3
(2R,3S)-2-methyl-3-(3,4,5,6-tetrahydro-2H-pyran-2-yloxy)butyl 4-methylbenzenesulfonate

Guidance literature:: In pyridine; overnight;
DOI:10.1246/bcsj.57.1954

Reference yield:

: 66767-60-0
methyl (2S,3S)-3-hydroxy-2-methylbutanoate

: 84568-00-3
(2R,3S)-2-methyl-3-(3,4,5,6-tetrahydro-2H-pyran-2-yloxy)butyl 4-methylbenzenesulfonate

Guidance literature:: Multi-step reaction with 3 steps

1: p-toluenesulfonic acid / diethyl ether

2: LiAlH₄ / diethyl ether / 3 h / Heating

3: 21.7 g / pyridine / 4 h

With pyridine; lithium aluminium tetrahydride; toluene-4-sulfonic acid; In diethyl ether;
DOI:10.1246/bcsj.75.111

Reference yield:

: 110-87-2
3,4-dihydro-2H-pyran

: 84568-00-3
(2R,3S)-2-methyl-3-(3,4,5,6-tetrahydro-2H-pyran-2-yloxy)butyl 4-methylbenzenesulfonate

Guidance literature:: Multi-step reaction with 3 steps

1: H⁺

2: LiAlH₄

With lithium aluminium tetrahydride; hydrogen cation;
DOI:10.1271/bbb.62.607