Investigation of the regio- and stereoselectivity of the annelation reaction of cyclic Schiff base with structurally asymmetrical β,β′-triketones. Synthesis and properties of 17-acetoxy-8-aza-D-Homogona-12,17a-diones

DOI: 10.1007/BF02256981

Source and publish data:

Chemistry of Heterocyclic Compounds p. 956 - 962 (2000)

Update date:2022-08-16

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Authors:

Gulyakevich

Zaitsev Zaitsev

Mikhal'chuk

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Article abstract of DOI:10.1007/BF02256981

Annelation ([2+4]-cyclocondensation) of 3,4-dihydroixoquinolines and 2-acetyl-4-acetoxycyclohexane-1,3-dione gives 17-acetoxy-8-aza-D-homogona-12,17a-diones as a mixture of the C(9), C(17)-stereoisomers with the (9R, 17S: 9S, 17R) racemic pair predominating.

Full text of DOI:10.1007/BF02256981

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