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Simple and Efficient Preparation of Reagents for Thiopyran Introduction:
Methyl Tetrahydro-4-oxo-2H-thiopyran-3-carboxylate, Tetrahydro-4H-thiopyran-4-one, and 3,6-Dihydro-4-trimethylsilyloxy-2H-thiopyran

Dale E. Ward*, M. Abdul Rasheed, H. Martin Gillis, Garrison E. Beye, Vishal Jheengut, George T. Achonduh

Synthesis 2007; P. 1584-1586

DOI:

http://dx.doi.org/10.1055/s-2007-965954

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