5-[5,7-Dimethoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-2-yl]-pentanoic acid ethyl ester

Base Information

Chemical Name:5-[5,7-Dimethoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-2-yl]-pentanoic acid ethyl ester
CAS No.:218899-32-2
Molecular Formula:C₂₅H₂₈O₇
Molecular Weight:440.493
Hs Code.:

Synonyms:5-[5,7-Dimethoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-2-yl]-pentanoic acid ethyl ester

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Chemical Property of 5-[5,7-Dimethoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-2-yl]-pentanoic acid ethyl ester

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Technology Process of 5-[5,7-Dimethoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-2-yl]-pentanoic acid ethyl ester

There total 4 articles about 5-[5,7-Dimethoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-2-yl]-pentanoic acid ethyl ester 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: 72.0%

: 218899-18-4
Hexanedioic acid 3,5-dimethoxy-2-[2-(4-methoxy-phenyl)-acetyl]-phenyl ester ethyl ester

: 218899-32-2
5-[5,7-Dimethoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-2-yl]-pentanoic acid ethyl ester

Guidance literature:: With chloro-trimethyl-silane; triethylamine; In N,N-dimethyl-formamide; for 48h; Heating;
DOI:10.1055/s-1998-2221

Reference yield: 72.0%

: 218899-41-3
8-(2-Hydroxy-4,6-dimethoxy-phenyl)-7-(4-methoxy-phenyl)-6,8-dioxo-octanoic acid ethyl ester

: 218899-32-2
5-[5,7-Dimethoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-2-yl]-pentanoic acid ethyl ester

Guidance literature:: With toluene-4-sulfonic acid; In dichloromethane; for 3h;
DOI:10.1055/s-1998-2221

Reference yield:

: 1071-71-2
ethyl 6-chloro-6-oxohexanoate

: 218899-32-2
5-[5,7-Dimethoxy-3-(4-methoxy-phenyl)-4-oxo-4H-chromen-2-yl]-pentanoic acid ethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 72 percent / pyridine / 48 h / Ambient temperature

2: 72 percent / Et₃N, TMSCl / dimethylformamide / 48 h / Heating

With pyridine; chloro-trimethyl-silane; triethylamine; In N,N-dimethyl-formamide;
DOI:10.1055/s-1998-2221