Where88 the preaonca of electron raleaaing ~roupa(+r) on the aromatic part and/or hetaronitrogan atom ?aciliteta Bf3-Et20 mediated intermolecular coupling of pyranocarbazolea 2( ) thereby a??ording binary pyranocarbazolea 3((1-c) in T7-35% yield, electron uithdrauing group8 (-I) prevent such couplin
✦ LIBER ✦
Effect of Substituents on the Regioselectivity of the Reaction of α-Tosyloxyketones with Thioureas in Acidic Medium: Access to 2-Aminothiazoles and 2-Imino-2,3-dihydrothiazoles
✍ Scribed by Aggarwal, Ranjana; Kumar, Rajiv; Sanz, Dionisia; Claramunt, Rosa M.
- Book ID
- 124054479
- Publisher
- Journal of Heterocyclic Chemistry
- Year
- 2013
- Tongue
- English
- Weight
- 568 KB
- Volume
- 51
- Category
- Article
- ISSN
- 0022-152X
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