trans-<4-13C>-3,4-Dihydro-4--3-hydroxy-6,7-dimethoxy-2,2-dimethylbenzo-1H-pyran

Base Information

• Chemical Name: trans-<4-13C>-3,4-Dihydro-4--3-hydroxy-6,7-dimethoxy-2,2-dimethylbenzo-1H-pyran
• CAS No.: 124605-64-7
• Molecular Formula: C₁₉H₂₇NO₇S
• Molecular Weight: 414.481

Synonyms:

Chemical Property of trans-<4-13C>-3,4-Dihydro-4--3-hydroxy-6,7-dimethoxy-2,2-dimethylbenzo-1H-pyran

Chemical Property:

Purity/Quality:

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Useful:

Technology Process of trans-<4-13C>-3,4-Dihydro-4--3-hydroxy-6,7-dimethoxy-2,2-dimethylbenzo-1H-pyran

There total 2 articles about trans-<4-13C>-3,4-Dihydro-4--3-hydroxy-6,7-dimethoxy-2,2-dimethylbenzo-1H-pyran 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:

Ac-Cys-OMe (7652-46-2) + <4-13C>-3,4-Epoxyprecocene II (114195-71-0) → cis-<4-13C>-3,4-Dihydro-4--3-hydroxy-6,7-dimethoxy-2,2-dimethylbenzo-1H-pyran (124605-64-7,124649-71-4,124649-72-5,124649-73-6) + trans-<4-13C>-3,4-Dihydro-4--3-hydroxy-6,7-dimethoxy-2,2-dimethylbenzo-1H-pyran (124605-64-7,124649-71-4,124649-72-5,124649-73-6)

Guidance literature:

With toluene-4-sulfonic acid; In tetrahydrofuran; at 25 ℃; for 24h; Yield given. Yields of byproduct given;

DOI:10.1021/jo00293a012

Reference yield:

Ac-Cys-OMe (7652-46-2) + <4-13C>-3,4-Epoxyprecocene II (114195-71-0) → cis-<4-13C>-3,4-Dihydro-4--3-hydroxy-6,7-dimethoxy-2,2-dimethylbenzo-1H-pyran (124605-64-7,124649-71-4,124649-72-5,124649-73-6) + trans-<4-13C>-3,4-Dihydro-4--3-hydroxy-6,7-dimethoxy-2,2-dimethylbenzo-1H-pyran (124605-64-7,124649-71-4,124649-72-5,124649-73-6)

Guidance literature:

With toluene-4-sulfonic acid; In tetrahydrofuran; at 25 ℃; for 24h; Yield given. Yields of byproduct given;

DOI:10.1021/jo00293a012

upstream raw materials:

Ac-Cys-OMe

<4-13C>-3,4-Epoxyprecocene II

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