3,4-bis(5-methyl-2-phenyl-4-thiazolyl)-7-methoxycoumarin

Base Information

Chemical Name:3,4-bis(5-methyl-2-phenyl-4-thiazolyl)-7-methoxycoumarin
CAS No.:1353654-41-7
Molecular Formula:C₃₀H₂₂N₂O₃S₂
Molecular Weight:522.648
Hs Code.:

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Chemical Property of 3,4-bis(5-methyl-2-phenyl-4-thiazolyl)-7-methoxycoumarin

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Technology Process of 3,4-bis(5-methyl-2-phenyl-4-thiazolyl)-7-methoxycoumarin

There total 3 articles about 3,4-bis(5-methyl-2-phenyl-4-thiazolyl)-7-methoxycoumarin 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: 20.0%

: 1353654-48-4
3-bromo-7-methoxy-2-oxo-2H-chromen-4-yl trifluoromethanesulfonate

: (5-methyl-2-phenyl-4-thiazolyl)cyclic-triolborate lithium salt

: 1353654-41-7
3,4-bis(5-methyl-2-phenyl-4-thiazolyl)-7-methoxycoumarin

Guidance literature:: With palladium diacetate; XPhos; In 1,4-dioxane; at 160 ℃; for 0.25h; Inert atmosphere; Microwave irradiation;
DOI:10.1039/c1cc16516j

Reference yield:

: 210490-49-6
4-bromo-5-methyl-2-phenylthiazoline

: 1353654-41-7
3,4-bis(5-methyl-2-phenyl-4-thiazolyl)-7-methoxycoumarin

Guidance literature:: Multi-step reaction with 2 steps

1.1: n-butyllithium / tetrahydrofuran; hexane / 1 h / -78 °C / Inert atmosphere

1.2: -78 - 20 °C / Inert atmosphere

1.3: 5 h / Inert atmosphere

2.1: palladium diacetate; XPhos / 1,4-dioxane / 0.25 h / 160 °C / Inert atmosphere; Microwave irradiation

With n-butyllithium; palladium diacetate; XPhos; In tetrahydrofuran; 1,4-dioxane; hexane; 2.1: Suzuki coupling;
DOI:10.1039/c1cc16516j