Pseudococcus comstockiComstock mealybug is also indexed at this headingPseudococcus fragilisCitrophilus mealybug is also indexed at this headingPseudococcus maritimusGrape mealybug is also indexed at this headingPseudocodamine

Base Information

• Chemical Name: Pseudococcus comstockiComstock mealybug is also indexed at this headingPseudococcus fragilisCitrophilus mealybug is also indexed at this headingPseudococcus maritimusGrape mealybug is also indexed at this headingPseudocodamine
• CAS No.: 485-14-3
• Molecular Formula: C₂₀H₂₅NO₄
• Molecular Weight: 343.423
• Mol file: 485-14-3.mol

Synonyms:

Chemical Property of Pseudococcus comstockiComstock mealybug is also indexed at this headingPseudococcus fragilisCitrophilus mealybug is also indexed at this headingPseudococcus maritimusGrape mealybug is also indexed at this headingPseudocodamine

Chemical Property:

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Technology Process of Pseudococcus comstockiComstock mealybug is also indexed at this headingPseudococcus fragilisCitrophilus mealybug is also indexed at this headingPseudococcus maritimusGrape mealybug is also indexed at this headingPseudocodamine

There total 16 articles about Pseudococcus comstockiComstock mealybug is also indexed at this headingPseudococcus fragilisCitrophilus mealybug is also indexed at this headingPseudococcus maritimusGrape mealybug is also indexed at this headingPseudocodamine 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: 40.0%

1-(4-(benzyloxy)-3-methoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinoline (41182-99-4) → (+/-)-pseudocodamine (485-14-3,6391-58-8)

Guidance literature:

With iron(III) chloride on silica; In neat (no solvent); at 30 ℃; for 1h;

DOI:10.1021/jo00335a045

Reference yield:

laudanosine (1699-51-0,20412-65-1) → isoorientaline (96588-16-8) + reticuline (1699-46-3,7096-86-8) + (+/-)-pseudocodamine (485-14-3,6391-58-8) + laudanine (85-64-3)

Guidance literature:

With hydrogen bromide; for 0.216667h; Further byproducts.; Heating;

DOI:10.1021/np068060r

Reference yield:

(±)-ethyl 1-(4-((ethoxycarbonyl)oxy)-3-methoxybenzyl)-6,7-dimethoxy-3,4-dihydroisoquinoline-2(1H)-carboxylate → (+/-)-pseudocodamine (485-14-3,6391-58-8)

Guidance literature:

With lithium aluminium tetrahydride; In tetrahydrofuran; for 3h; Inert atmosphere; Reflux;

DOI:10.3762/bjoc.17.183

upstream raw materials:

(S)-1-(4-benzoyloxy-3-methoxy-benzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydro-isoquinoline

1-(4-benzoyloxy-3-methoxy-benzyl)-6,7-dimethoxy-2-methyl-3,4-dihydro-isoquinolinium; iodide

1-(4-benzoyloxy-3-methoxy-benzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydro-isoquinoline

(R)-1-(4-benzoyloxy-3-methoxy-benzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydro-isoquinoline

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