Reaction of 3-Amino-4,6-diarylthieno[2,3-b]pyridine-2-carboxamides with Ninhydrin
The reaction of N-substituted amides of 3-amino-4,6-diarylthieno[2,3-b]pyridine-2-carboxylic acids with ninhydrin in the presence of catalytic amounts of sulfuric acid gave 1′-spiro[indene-2,2′-pyrido[3′,2′:4,5]thieno[3,2-d]pyrimidine]-1,3,4′(3′H)-triones. Structure of a number of key compounds was...
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| Main Authors: | , , , , , |
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| Format: | Статья |
| Language: | English |
| Published: |
Pleiades Publishing
2020
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| Subjects: | |
| Online Access: | https://dspace.ncfu.ru/handle/20.500.12258/13662 |
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