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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...
Enregistré dans:
| Publié dans: | Molecules |
|---|---|
| Auteurs principaux: | , , , |
| Format: | Artigo |
| Langue: | Inglês |
| Publié: |
MDPI
2005
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| Sujets: | |
| Accès en ligne: | 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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