8-methoxy-6-oxodibenzopyran-3-carbaldehyde

Base Information

Chemical Name:8-methoxy-6-oxodibenzopyran-3-carbaldehyde
CAS No.:121404-86-2
Molecular Formula:C₁₅H₁₀O₄
Molecular Weight:254.242
Hs Code.:

8-methoxy-6-oxodibenzo<bd>pyran-3-carbaldehyde

Synonyms:

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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 8-methoxy-6-oxodibenzopyran-3-carbaldehyde

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Technology Process of 8-methoxy-6-oxodibenzopyran-3-carbaldehyde

There total 1 articles about 8-methoxy-6-oxodibenzopyran-3-carbaldehyde 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: 30.0%

: 121404-84-0
4-iodo-3-(2-iodo-5-methoxybenzoyloxy)benzaldehyde

: 121404-86-2
8-methoxy-6-oxodibenzopyran-3-carbaldehyde

: 2-Iodo-5-methoxy-benzoic acid 3-formyl-phenyl ester

Guidance literature:: With triphenylphosphine; bis(triphenylphosphine)nickel(II) chloride; zinc; In N,N-dimethyl-formamide; for 18h;

Reference yield:

: 121404-86-2
8-methoxy-6-oxodibenzopyran-3-carbaldehyde

: 1-<3-hydroxy-4-(2-hydroxymethyl-4-methoxyphenyl)phenyl>-2-<4-hydroxy-3-(4-hydroxymethylphenoxy)phenyl>ethane

Guidance literature:: Multi-step reaction with 2 steps

1: 1) NaOMe, 2) H₂ / 2) palladium-charcoal / 1) methylene dichloride, methanol, 1h, 2) ethyl acetate, methanol

2: 80 percent / H₂ / palladium-charcoal / ethyl acetate; methanol

With hydrogen; sodium methylate; palladium on activated charcoal; In methanol; ethyl acetate;

Reference yield:

: 121404-86-2
8-methoxy-6-oxodibenzopyran-3-carbaldehyde

: 1-<3-benzyloxy-4-(2-bromomethyl-4-methoxyphenyl)phenyl>-2-<4-benzyloxy-3-(4-bromomethylphenoxy)phenyl>ethane

Guidance literature:: Multi-step reaction with 3 steps

1: 1) NaOMe, 2) H₂ / 2) palladium-charcoal / 1) methylene dichloride, methanol, 1h, 2) ethyl acetate, methanol

2: 91 percent / K₂CO₃ / acetone / 6 h / Heating

3: 100 percent / PBr₃ / benzene / 80 °C

With hydrogen; sodium methylate; phosphorus tribromide; potassium carbonate; palladium on activated charcoal; In acetone; benzene;