Tetrahedron Letters p. 2643 - 2646 (1990)
Update date:2022-07-29
Topics:
Van Dyk, Martha S.
Steynberg, Jan P.
Steynberg, Petrus J.
Ferreira, Daneel
The flavan-3-ols (+)-catechin and (-)-epicatechin were selectively transformed to their 3′,4′-di-O-methyl- and 5,7-di-Omethyl-ethers respectively via benzyl carbonates. Such a regioselectivity is facilitated by marked differences in the pKa values of the
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Doi:10.1246/cl.1985.441
(1985)Doi:10.1016/S0040-4020(01)86888-5
(1987)Doi:10.1515/bchm2.1960.320.1.218
(1960)Doi:10.1007/BF00903009
(1959)Doi:10.1016/0040-4039(96)00232-8
(1996)Doi:10.1016/S0040-4039(00)98351-5
(1985)
