Improved procedure for 3,4-dihydro-1H-2-benzopyran ring closure. A general access to 3-substituted isochromanes

DOI: 10.1016/S0040-4039(98)01417-8

Source and publish data:

Tetrahedron Letters p. 6751 - 6752 (1998)

Update date:2022-08-03

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Authors:

Antonioletti, Roberto

Bovicelli, Paolo

Crescenzi, Benedetta

Lupattelli, Paolo

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Article abstract of DOI:10.1016/S0040-4039(98)01417-8

A general method for the ring closure of 1-substituted 2-(- hydroxymethyl)-phenylethanols to 3-substituted isochromanes using p-TsOH supported on silica gel is reported.

Full text of DOI:10.1016/S0040-4039(98)01417-8

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