The three-dimensional configuration of the ester heterocycle is basically the same as that of the carbocycle. Compound: Methanesulfonato(2-dicyclohexylphosphino-2′,6′-di-i-propoxy-1,1′-biphenyl)(2′-amino-1,1′-biphenyl-2-yl)palladium(II)(SMILESS: O=S(O[Pd]C1=CC=CC=C1C2=C(C=CC=C2)N)(C)=O.CC(C)OC3=CC=CC(OC(C)C)=C3C4=CC=CC=C4P(C5CCCCC5)C6CCCCC6,cas:1445085-77-7) is researched.Recommanded Product: Disodium 2′,4′,5′,7′-tetrabromo-3-oxo-3H-spiro[isobenzofuran-1,9′-xanthene]-3′,6′-bis(olate). The article 《A Practical Synthesis of Indoles via a Pd-Catalyzed C-N Ring Formation》 in relation to this compound, is published in Organic Letters. Let’s take a look at the latest research on this compound (cas:1445085-77-7).
A method for the synthesis of N-functionalized C2-/C3-substituted indoles via Pd-catalyzed C-N bond coupling of halo-aryl enamines is described. The general strategy utilizes a variety of amines and β-keto esters which are elaborated into halo-aryl enamines as latent precursors to indoles. The preferred conditions comprising the RuPhos precatalyst and RuPhos in the presence of NaOMe in 1,4-dioxane tolerate a variety of substituents and are scalable for the construction of indoles in multigram quantities.
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Reference:
Isoxazole – Wikipedia,
Isoxazole | C3H3NO – PubChem