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2H-1-Benzopyran-6-ol, 7-fluoro-3,4-dihydro- synthesis

5synthesis methods
1-Oxaspiro[4.5]deca-6,9-dien-8-one,  7-fluoro-

839694-38-1
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2H-1-Benzopyran-6-ol,  7-fluoro-3,4-dihydro-

839694-48-3
9 suppliers
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Yield:839694-48-3 63%

Reaction Conditions:

with boron trifluoride diethyl etherate in dichloromethane at 20; for 0.333333 h;

References:

Doi, Fuminao;Ohara, Taiga;Ogamino, Takahisa;Higashinakasu, Keiko;Hasegawa, Koji;Nishiyama, Shigeru [Bulletin of the Chemical Society of Japan,2004,vol. 77,# 12,p. 2257 - 2263]