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Nucleophilic replacement of the nitro group inE-2,4,6-trinitrostilbenes by O- and S-nucleophiles. Synthesis of 2-aryl-4-X-6-nitrobenzo[b]thiophenes

✍ Scribed by O. Yu. Sapozhnikov; V. V. Mezhnev; M. D. Dutov; V. V. Kachala; N. A. Popov; S. A. Shevelev

Book ID
106519657
Publisher
Springer
Year
2005
Tongue
English
Weight
553 KB
Volume
54
Category
Article
ISSN
1573-9171

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Selective nucleophilic replacement of th
Selective nucleophilic replacement of the benzylsulfanyl group in 2,4-disulfanyl-substituted thieno[2,3-d]pyrimidin-6-carboxylic acid derivatives by secondary amines
✍ Detlef Briel; Simon Drescher; Bodo Dobner πŸ“‚ Article πŸ“… 2005 πŸ› Journal of Heterocyclic Chemistry 🌐 English βš– 102 KB

## Abstract Thieno[2,3‐__d__]pyrimidines with benzylsulfanyl and allylsulfanyl group in the presence of other alkylsul‐fanyl substituents react selectively under mild conditions with secondary amines under replacement of the benzyl or allyl residue whereas the other substituents remain intact. This