Synthesis of 1,3,4-Thiadiazole, 1,3,4-Thiadiazine, 1,3,6-Thia-diazepane and Quinoxaline Derivatives from Symmetrical Dithiobiureas and Thioureidoethylthiourea Derivatives

Reactions of N,N′-disubstituted hydrazinecarbothioamides 8a-c and substituted thioureidoethylthioureas 9a-c with 2,3,5,6-tetrachloro-1,4-benzoquinone (chloranil, 10a) and 2,3,5,6-tetrabromo-1,4-benzoquinone (bromanil, 10b) to form N,N′-disubstituted [1,3,4]thiadiazole-2,5-diamines 11a-c, 6,7-dichlor...

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Detalles Bibliográficos
Publicado en:Molecules
Autores principales: Hassan, Alaa A., Mourad, Aboul-Fetouh E., El-Shaieb, Kamal M., Abou-Zied, Ashraf H.
Formato: Artigo
Lenguaje:Inglês
Publicado: MDPI 2005
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Article
Acceso en línea:https://ncbi.nlm.nih.gov/pmc/articles/PMC6147614/
https://ncbi.nlm.nih.gov/pubmed/18007352
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.3390/10070822
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