Online article for Non-subscribers

Pay per view

Heterocycles has a pay-per-view service for Non-subscribers.
You will be able to directly purchase the full text article through PayPal.
Your purchased Paper can be downloaded after the payment is completed.
An e-mail will be sent the URL to download the paper.
If you have any questions, please contact:

Price: ¥ 4,400 (Yen only)
Period: This Article can be accessed for 7 days.

Paper | Regular issue | Vol 31, No. 1, 1990, pp.97-107
Published online, 1st January, 1970
DOI: 10.3987/COM-89-5149
Synthesis of New Heterocyclic Ring Systems: Indeno[2,1-b]benzo[g]indolizine and indeno[1’,2’:5,4]pyrrolo[2,1-a]phthalazine

Francesco Campagna,* Angelo Carotti, Giovanni Casini, and Maria Macripò

*Dipartimento Farmaco-Chimico, Università di Bari, Via Amendola 173, 70126 Bari, Italy


Some derivatives of the title heterocycles have been prepared by a "one step" synthesis from 2-hydroxy-2-acylmethylene-1,3-indandiones, tosyl chloride and isoquinoline or phthalazine. The synthesis of new indeno[2,1-b]indolizine derivatives performed by using pyridine as base is also reported.