1229006-19-2Relevant articles and documents
Intermediate of these pyridonecarboxylic carbamoylalkanoic and HIV integrase inhibitor
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Paragraph 0054, (2016/10/07)
A synthesis approach providing an early ring attachment via a bromination to compound I-I yielding compound II-II: whereby a final product such as AA: can be synthesized. In particular, the 2,4-difluorophenyl-containing sidechain is attached before creation of the additional ring Q.
METHOD OF PRODUCING PYRONE AND PYRIDONE DERIVATIVES
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Page/Page column 51, (2012/02/03)
The present invention provides a pyrone derivative and a pyridone derivative, which are novel intermediates for synthesizing an anti-influenza drug, a method of producing the same, and a method of using the same.