methyl 8-(1-(3,5-difluorophenylamino)ethyl)-2-(ethylthio)-4-oxo-4H-chromene-6-carboxylate

Base Information

Chemical Name:methyl 8-(1-(3,5-difluorophenylamino)ethyl)-2-(ethylthio)-4-oxo-4H-chromene-6-carboxylate
CAS No.:1296271-75-4
Molecular Formula:C₂₁H₁₉F₂NO₄S
Molecular Weight:419.449
Hs Code.:

Synonyms:methyl 8-(1-(3,5-difluorophenylamino)ethyl)-2-(ethylthio)-4-oxo-4H-chromene-6-carboxylate

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Chemical Property of methyl 8-(1-(3,5-difluorophenylamino)ethyl)-2-(ethylthio)-4-oxo-4H-chromene-6-carboxylate

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Technology Process of methyl 8-(1-(3,5-difluorophenylamino)ethyl)-2-(ethylthio)-4-oxo-4H-chromene-6-carboxylate

There total 8 articles about methyl 8-(1-(3,5-difluorophenylamino)ethyl)-2-(ethylthio)-4-oxo-4H-chromene-6-carboxylate 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: 57.0%

: 1296271-66-3
methyl 8-bromo-2-(ethylthio)-4-oxo-4H-chromene-6-carboxylate

: 372-39-4
3,5-difluoroaniline

: 1296271-75-4
methyl 8-(1-(3,5-difluorophenylamino)ethyl)-2-(ethylthio)-4-oxo-4H-chromene-6-carboxylate

Guidance literature:: In ISOPROPYLAMIDE; at 50 ℃;

Reference yield: 57.0%

: 1296271-90-3
C₁₅H₁₅BrO₄S

: 372-39-4
3,5-difluoroaniline

: 1296271-75-4
methyl 8-(1-(3,5-difluorophenylamino)ethyl)-2-(ethylthio)-4-oxo-4H-chromene-6-carboxylate

Guidance literature:: In ISOPROPYLAMIDE; at 50 ℃;

Reference yield:

: 99-76-3,156291-94-0
methyl 4-hydroxylbenzoate

: 1296271-75-4
methyl 8-(1-(3,5-difluorophenylamino)ethyl)-2-(ethylthio)-4-oxo-4H-chromene-6-carboxylate

Guidance literature:: Multi-step reaction with 6 steps

1.1: bromine / dichloromethane / 36 h / 0 - 20 °C / Inert atmosphere

2.1: triethylamine / palladium diacetate; (diphenylphosphin)ferrocene / diethyl ether; ethanol / 70 °C / Inert atmosphere

2.2: 2 h

3.1: bromine; pyridine / dichloromethane / 2 h / 0 - 20 °C

3.2: 5 °C

4.1: sodium hexamethyldisilazane / tetrahydrofuran / 1.25 h / -50 - 0 °C / Inert atmosphere

4.2: 24 h / -20 - 20 °C

4.3: -50 °C

5.1: potassium carbonate / acetone / 2 h / 60 °C / Inert atmosphere

6.1: ISOPROPYLAMIDE / 50 °C

With pyridine; bromine; sodium hexamethyldisilazane; potassium carbonate; triethylamine; (diphenylphosphin)ferrocene; palladium diacetate; In tetrahydrofuran; diethyl ether; ethanol; dichloromethane; ISOPROPYLAMIDE; acetone;