688809-73-6Relevant academic research and scientific papers
Preparation method of beta-nicotinamide mononucleotide
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Paragraph 0136-0141, (2021/05/01)
The invention discloses a preparation method of beta-nicotinamide mononucleotide. According to the method disclosed by the invention, the beta-nicotinamide mononucleotide is prepared by taking a compound shown as a formula II as a raw material and sequentially carrying out glycosylation condensation, deprotection, phosphorylation and acylation protection group removal reaction. Compared with methods in the prior art, the method provided by the invention has the advantages of high yield, simple operation, easy purification of intermediates, good phosphorylation selectivity and the like.
NOVEL QUINOXALINE DERIVATIVES
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Page/Page column 185-186, (2008/06/13)
A quinoxalinone derivative of the formula (I): or a pharmaceutically acceptable salt or ester thereof, wherein; ???X is NH, S or the like; ???Y is O or the like; ???the partial structure is, for example, the formula: ???B1, B2, ....., Bn-1 and Bn, (in which n is 4 , 5 or 6) are each independently CH, N or the like; ???B'1, B'2, ....., B'n-1 and B'n (in which n is 4, 5 or 6) are each independently hydrogen or the like; and ???R is hydrogen, lower alkyl or the like.
