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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 33, 2003 - Issue 1
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Original Articles

Synthesis of Thiochromen-4-one-annelated Heterocycles: Regioselective Cyclization of 3-Hydroxy-2-cyclohex-2′-enylthiochromen-4-one

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Pages 133-142 | Received 28 Nov 2001, Published online: 20 Aug 2006

References

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  • Majumdar , K.C. , Khan , A.T. and Saha , S. 1991 . Facile regioselective alkylative cyclisation: synthesis of 2-methyl-4H-thieno[2,3-b][1]benzothiopyran-4-one and thiopyrano[2,3-b]benzothiopyran-5(4H)-one . Syn. Lett. , : 595
  • Majumdar , K.C. , Khan , A.T. and Saha , S. 1992 . Regioselective synthesis of 4-aryloxymethyl thiopyrano[2,3-b]benzopyran-5(2H)-ones . Synth. Commun. , 22 : 901
  • Majumdar , K.C. , Saha , S. and Khan , A.T. 1994 . Facile alkylative cyclisation: regioselectivity in the synthesis of thieno[2,3-b]benzothiopyran-5(4H)-one . Indian J. Chem. , 33 : 216
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  • Majumdar , K.C. and Kundu , A.K. 1993 . Pyridine hydrotribromide mediated regioselective cyclization of ortho-cyclohexenyl phenols . Ind. J. Chem. , 32B : 605
  • Majumdar , K.C. and Kundu , A.K. 1995 . Pyridine hydrobromide perbromide mediated regioselective heterocyclization of ortho-cyclohexenyl phenols . Can. J. Chem. , 73 : 1727
  • Hurd , C.D. and Hoffman , W.A. 1940 . Directed ring closure in the synthesis of chromans and coumarans from o-allylphenols . J. Org. Chem. , 5 : 212 – 222 .
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