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Cyclopenta[b]thiopyran synthesis

3synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 2 steps
1: 1.) NaH / 1.) DMF, a) 25 deg C, 12 h, b) from 25 deg C, to 75 deg C, 5 min, 2.) DMF, 12 h
2: 2.) Pd/C/MgO / 1.) 110 deg C, 2.) 370 deg C

References:

Klein, Robert F. X.;Horak, Vaclav [Journal of Organic Chemistry,1986,vol. 51,# 24,p. 4644 - 4651]