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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1944958Generated: November 4, 2026

(R)-8-(2-amino-1-((tert-butyldimethylsilyl)oxy)ethyl)-5-hydroxy-2H-benzo[b][1,4]oxazin-3(4H)-one → (R)-6-((3-((4'-(4-((2-((tert-butyldimethylsilyl)oxy)-2-(5-hydroxy-3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-8-yl)ethyl)amino)butyl)-[1,1'-biphenyl]-4-yl)carbamoyl)phenyl)sulfonyl)-4-((3-methoxyphenyl)amino)-8-methylquinoline-3-carboxamide

https://huagongshe.com/reaction/1944958

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(R)-8-(2-amino-1-((tert-butyldimethylsilyl)oxy)ethyl)-5-hydroxy-2H-benzo[b][1,4]oxazin-3(4H)-oneHCID 66988956—
Reactant4-((3-Methoxyphenyl)amino)-8-methyl-6-((3-((4'-(4-oxobutyl)-(1,1-biphenyl]-4-yl)carbamoyl)phenyl)sulfonyl)quinoline-3-carboxamideHCID 86659098—
Reactant(R)-6-[[3-[[8-[[2-[(tert-Butyldimethylsilyl)oxy]-2-(8-hydroxy-2-oxo-1,2-dihydroquinolin-5-yl]ethyl]amino]octyl]carbamoyl]phenyl]sulfonyl]-4-[(3-methoxyphenyl)amino]-8-methylquinoline-3-carboxamideHCID 86659116—
Product(R)-6-((3-((4'-(4-((2-((tert-butyldimethylsilyl)oxy)-2-(5-hydroxy-3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-8-yl)ethyl)amino)butyl)-[1,1'-biphenyl]-4-yl)carbamoyl)phenyl)sulfonyl)-4-((3-methoxyphenyl)amino)-8-methylquinoline-3-carboxamideHCID 86659117—

Reaction Steps

The title compound was synthesized in a manner analogous to that described for Intermediate 148, using (R)-8-(2-amino-1-((tert-butyldimethylsilyl)oxy)ethyl)-5-hydroxy-2H-benzo[b][1,4]oxazin-3(4H)-one in place of Intermediate 2 and Intermediate 124 in place of Intermediate 112. ES/MS calcd. for C57H63N6O9SSi+ 1035.4. Found m/z=1035.6 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08394829B2
Source datasetuspto-grants-2013_03
ORD IDord-8fb8c278bdf1422189c73c0cce382aa2
Source noteuspto-grants-2013_03