REGIOSELECTIVE ADDITION OF ORGANOCUPRATES TO 2-SILOXYPYRYLIUM SALT; FACILE SYNTHESIS OF SUBSTITUTED 2-SILOXY-4H-PYRANS AND THEIR REACTIONS WITH ELECTROPHILES

DOI: 10.1016/S0040-4039(01)91359-0

Source and publish data:

Tetrahedron Letters p. 6305 - 6308 (1987)

Update date:2022-07-30

Topics:

Authors:

Kume, Takashi

Iwasaki, Hideharu

Yamamoto, Yoshuke

Akiba, Kin-ya

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Article abstract of DOI:10.1016/S0040-4039(01)91359-0

2-Siloxy-4H-pyrans (3) were prepared from 2-siloxypyrylium salt (2) by the addition of organocuprates to 4-position with good regioselectivity.The product 3 reacted with some electrophiles to give the corresponding 3,4-disubstituted 3,4-dihydro-2-pyrones(

Full text of DOI:10.1016/S0040-4039(01)91359-0

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