2-[(5-formyl-3-hydroxy-3-methoxyphenyl)ethynyl]-2-isopropyl-2H-furo[3,2-g]chromene-3,7-dione

Base Information

• Chemical Name: 2-[(5-formyl-3-hydroxy-3-methoxyphenyl)ethynyl]-2-isopropyl-2H-furo[3,2-g]chromene-3,7-dione
• CAS No.: 1642559-14-5
• Molecular Formula: C₂₄H₁₈O₇
• Molecular Weight: 418.403

Synonyms:2-[(5-formyl-3-hydroxy-3-methoxyphenyl)ethynyl]-2-isopropyl-2H-furo[3,2-g]chromene-3,7-dione

Chemical Property of 2-[(5-formyl-3-hydroxy-3-methoxyphenyl)ethynyl]-2-isopropyl-2H-furo[3,2-g]chromene-3,7-dione

Chemical Property:

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Technology Process of 2-[(5-formyl-3-hydroxy-3-methoxyphenyl)ethynyl]-2-isopropyl-2H-furo[3,2-g]chromene-3,7-dione

There total 2 articles about 2-[(5-formyl-3-hydroxy-3-methoxyphenyl)ethynyl]-2-isopropyl-2H-furo[3,2-g]chromene-3,7-dione 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: 60.0%

1-ethynyl-2-hydroxy-3-methoxy-5-formylbenzene + 2-(4-methylphenylsulfonyl)-2-isopropyl-2-(pyridin-2-ylethynyl)-2H-furo-[3,2-g]chromene-3,7-dione (1422972-02-8) → 2-(1-methylethylidene)-7H-furo[3,2-g][1]benzopyran-3,7-dione (104303-18-6) + 2-[(5-formyl-3-hydroxy-3-methoxyphenyl)ethynyl]-2-isopropyl-2H-furo[3,2-g]chromene-3,7-dione (1642559-14-5)

Guidance literature:

With trans-bis(triphenylphosphine)palladium dichloride; triethylamine; In tetrahydrofuran; for 8h; Reflux; Inert atmosphere;

DOI:10.3390/molecules19067881

Reference yield: 59.0%

1-ethynyl-2-hydroxy-3-methoxy-5-formylbenzene + oreoselone (32898-70-7,58845-66-2) → 2-(1-methylethylidene)-7H-furo[3,2-g][1]benzopyran-3,7-dione (104303-18-6) + 2-[(5-formyl-3-hydroxy-3-methoxyphenyl)ethynyl]-2-isopropyl-2H-furo[3,2-g]chromene-3,7-dione (1642559-14-5)

Guidance literature:

oreoselone; With trans-bis(triphenylphosphine)palladium dichloride; p-toluenesulfonyl chloride; In tetrahydrofuran; at 60 ℃; for 6h; Inert atmosphere;

1-ethynyl-2-hydroxy-3-methoxy-5-formylbenzene; With triethylamine; In tetrahydrofuran; Inert atmosphere; Reflux;

DOI:10.3390/molecules19067881

Reference yield: 37.0%

2-[(5-formyl-3-hydroxy-3-methoxyphenyl)ethynyl]-2-isopropyl-2H-furo[3,2-g]chromene-3,7-dione (1642559-14-5) → (Z)-2-(5-formyl-3-hydroxy-3-methoxystyryl)-2-isopropyl-2H-furo[3,2-g]chromene-3,7-dione (1642559-04-3)

Guidance literature:

With hydrogen; In ethanol; at 20 ℃; for 20h; under 760.051 Torr;

DOI:10.3390/molecules19067881

upstream raw materials:

oreoselone

2-(4-methylphenylsulfonyl)-2-isopropyl-2-(pyridin-2-ylethynyl)-2H-furo-[3,2-g]chromene-3,7-dione

Downstream raw materials:

(Z)-2-(5-formyl-3-hydroxy-3-methoxystyryl)-2-isopropyl-2H-furo[3,2-g]chromene-3,7-dione

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