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Phosphorus and Sulfur and the Related Elements Volume 31, 1987 - Issue 1-2
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Original Articles

POLYHETERO POLYCYCLIC RING SYSTEMS: PART XXVI: SYNTHESES OF HETEROCYCLIC STEROIDAL ANALOGUES DERIVED FROM 4-OXO-3, 4-DIHYDRO-2H,5H-THIOPYRANO [3,2-c][1]BENZOTHIOPYRAN

S. Kumaresan Department of Chemistry, Indian Institute of Technology, Madras, 600 036, India
,
M. Vijaya Krishna Department of Chemistry, Indian Institute of Technology, Madras, 600 036, India
&
S. R. Ramadas Department of Chemistry, Indian Institute of Technology, Madras, 600 036, India
Pages 43-46 | Received 16 Jul 1986, Published online: 03 Jan 2007
 
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Abstract

The total syntheses of the isoxazolo- and the pyrazolo-derivatives (steroidal analogues) derived from the tricyclic ketone, 4-oxo-3,4-dihydro-2H,5H-thiopyrano-[3,2-c][1]benzothiopyran1 are described.

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