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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1944968Generated: October 31, 2026

(R)-6-[[3-[[4-[5-[[2-[(tert-Butyldimethylsilyl)oxy]-2-(8-hydroxy-2-oxo-1,2-dihydroquinolin-5-yl)ethyl]amino]pent-1-ynyl]-phenyl]carbamoyl]phenyl]-sulfonyl]-4-[(3-methoxyphenyl)amino]-8-methylquinoline-3-carboxamide → (R)-6-((3-((4-(5-((2-((tert-butyldimethylsilyl)oxy)-2-(6-hydroxy-3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-8-yl)ethyl)amino)pent-1-yn-1-yl)phenyl)carbamoyl)phenyl)sulfonyl)-4-((3-methoxyphenyl)amino)-8-methylquinoline-3-carboxamide

https://huagongshe.com/reaction/1944968

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(R)-6-[[3-[[4-[5-[[2-[(tert-Butyldimethylsilyl)oxy]-2-(8-hydroxy-2-oxo-1,2-dihydroquinolin-5-yl)ethyl]amino]pent-1-ynyl]-phenyl]carbamoyl]phenyl]-sulfonyl]-4-[(3-methoxyphenyl)amino]-8-methylquinoline-3-carboxamideHCID 58505204—
Reactant(R)-8-(2-amino-1-((tert-butyldimethylsilyl)oxy)ethyl)-6-hydroxy-2H-benzo[b][1,4]oxazin-3(4H)-oneHCID 66988084—
Product(R)-6-((3-((4-(5-((2-((tert-butyldimethylsilyl)oxy)-2-(6-hydroxy-3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-8-yl)ethyl)amino)pent-1-yn-1-yl)phenyl)carbamoyl)phenyl)sulfonyl)-4-((3-methoxyphenyl)amino)-8-methylquinoline-3-carboxamideHCID 86659126—

Reaction Steps

The title compound was synthesized in a manner analogous to that described for Intermediate 153, using (R)-8-(2-amino-1-((tert-butyldimethylsilyl)oxy)ethyl)-6-hydroxy-2H-benzo[b][1,4]oxazin-3(4H)-one in place of Intermediate 2. ES/MS calcd. for C52H57N6O9SSi+ 969.4. Found m/z=969.5 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08394829B2
Source datasetuspto-grants-2013_03
ORD IDord-b77c82ad0ccc44649c37fb8cc316a6a5
Source noteuspto-grants-2013_03