(S)-2-methoxy-1-((2R,5R,6R)-2-methoxy-5,6-dimethyl-4-methylenetetrahydro-2H-pyran-2-yl)-2-oxoethyl benzoate

Base Information

• Chemical Name: (S)-2-methoxy-1-((2R,5R,6R)-2-methoxy-5,6-dimethyl-4-methylenetetrahydro-2H-pyran-2-yl)-2-oxoethyl benzoate
• CAS No.: 175085-04-8
• Molecular Formula: C₁₉H₂₄O₆
• Molecular Weight: 348.396

Synonyms:(S)-2-methoxy-1-((2R,5R,6R)-2-methoxy-5,6-dimethyl-4-methylenetetrahydro-2H-pyran-2-yl)-2-oxoethyl benzoate

Chemical Property of (S)-2-methoxy-1-((2R,5R,6R)-2-methoxy-5,6-dimethyl-4-methylenetetrahydro-2H-pyran-2-yl)-2-oxoethyl benzoate

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Technology Process of (S)-2-methoxy-1-((2R,5R,6R)-2-methoxy-5,6-dimethyl-4-methylenetetrahydro-2H-pyran-2-yl)-2-oxoethyl benzoate

There total 15 articles about (S)-2-methoxy-1-((2R,5R,6R)-2-methoxy-5,6-dimethyl-4-methylenetetrahydro-2H-pyran-2-yl)-2-oxoethyl benzoate 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: 100.0%

diazomethane (186581-53-3,908094-01-9,334-88-3) + (S)-2-(benzoyloxy)-2-((2R,5R,6R)-tetrahydro-2-methoxy-5,6-dimethyl-4-methylene-2H-pyran-2-yl)acetic acid (175085-05-9) → (S)-2-methoxy-1-((2R,5R,6R)-2-methoxy-5,6-dimethyl-4-methylenetetrahydro-2H-pyran-2-yl)-2-oxoethyl benzoate (175085-04-8)

Guidance literature:

In diethyl ether;

DOI:10.1021/ja050728l

Reference yield: 85.0%

(S)-2-methoxy-1-((2R,5S,6R)-2-methoxy-5,6-dimethyl-4-oxotetrahydro-2H-pyran-2-yl)-2-oxoethyl benzoate (250378-69-9) + diiodomethane (75-11-6) → (S)-2-methoxy-1-((2R,5R,6R)-2-methoxy-5,6-dimethyl-4-methylenetetrahydro-2H-pyran-2-yl)-2-oxoethyl benzoate (175085-04-8)

Guidance literature:

With titanium tetrachloride; zinc; In tetrahydrofuran;

Reference yield: 85.0%

diiodomethane (75-11-6) + C18H24O6S2 → (S)-2-methoxy-1-((2R,5R,6R)-2-methoxy-5,6-dimethyl-4-methylenetetrahydro-2H-pyran-2-yl)-2-oxoethyl benzoate (175085-04-8)

Guidance literature:

With titanium tetrachloride; zinc; In tetrahydrofuran; Inert atmosphere;

DOI:10.1021/ja207331m

upstream raw materials:

Benzoic acid (S)-methoxycarbonyl-((2R,4R,5R,6R)-2-methoxy-5,6-dimethyl-4-phenylselanylmethyl-tetrahydro-pyran-2-yl)-methyl ester

diazomethane

(S)-2-(benzoyloxy)-2-((2R,5R,6R)-tetrahydro-2-methoxy-5,6-dimethyl-4-methylene-2H-pyran-2-yl)acetic acid

(S)-2-methoxy-1-((2R,5S,6R)-2-methoxy-5,6-dimethyl-4-oxotetrahydro-2H-pyran-2-yl)-2-oxoethyl benzoate

Downstream raw materials:

(S)-2-chloro-1-((2R,5R,6R)-2-methoxy-5,6-dimethyl-4-methylenetetrahydro-2H-pyran-2-yl)-2-oxoethyl benzoate

(+)-dibenzoylpederin

(S)-2-(benzoyloxy)-2-((2R,5R,6R)-tetrahydro-2-methoxy-5,6-dimethyl-4-methylene-2H-pyran-2-yl)acetic acid

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