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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2281347Generated: November 3, 2026

(R)-6-(2-(9-((R)-2-hydroxy-2-(4-methyl-1-oxo-1,3-dihydroisobenzofuran-5-yl)ethyl)-3-oxa-7,9-diazabicyclo[3.3.1]nonan-7-yl)ethyl)-3-methylisochroman-1-one → (S)-6-(2-(9-((R)-2-Hydroxy-2-(4-methyl-1-oxo-1,3-dihydroisobenzofuran-5-yl)ethyl)-3-oxa-7,9-diazabicyclo[3.3.1]nonan-7-yl)ethyl)-3-methylisochroman-1-one

https://huagongshe.com/reaction/2281347

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(R)-6-(2-(9-((R)-2-hydroxy-2-(4-methyl-1-oxo-1,3-dihydroisobenzofuran-5-yl)ethyl)-3-oxa-7,9-diazabicyclo[3.3.1]nonan-7-yl)ethyl)-3-methylisochroman-1-oneHCID 71557350—
Reactant(S)-2-(3-Methyl-1-oxoisochroman-6-yl)acetaldehydeHCID 89543621—
Reactant5-[(1R)-1-Hydroxy-2-(3-oxa-7,9-diazabicyclo[3.3.1]non-9-yl)ethyl]-4-methyl-2-benzofuran-1-(3H)-oneHCID 117642037—
Product(S)-6-(2-(9-((R)-2-Hydroxy-2-(4-methyl-1-oxo-1,3-dihydroisobenzofuran-5-yl)ethyl)-3-oxa-7,9-diazabicyclo[3.3.1]nonan-7-yl)ethyl)-3-methylisochroman-1-oneHCID 71557351—

Reaction Steps

(S)-6-(2-(9-((R)-2-Hydroxy-2-(4-methyl-1-oxo-1,3-dihydroisobenzofuran-5-yl)ethyl)-3-oxa-7,9-diazabicyclo[3.3.1]nonan-7-yl)ethyl)-3-methylisochroman-1-one was prepared in an analogous fashion to that described for the synthesis of (R)-6-(2-(9-((R)-2-hydroxy-2-(4-methyl-1-oxo-1,3-dihydroisobenzofuran-5-yl)ethyl)-3-oxa-7,9-diazabicyclo[3.3.1]nonan-7-yl)ethyl)-3-methylisochroman-1-one (EXAMPLE 21) starting from 5-[(1R)-1-hydroxy-2-(3-oxa-7,9-diazabicyclo[3.3.1]non-9-yl)ethyl]-4-methyl-2-benzofuran-1 (3H)-one (INTERMEDIATE 17) and (S)-2-(3-Methyl-1-oxoisochroman-6-yl)acetaldehyde (INTERMEDIATE 22).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09139585B2
Source datasetuspto-grants-2015_09
ORD IDord-9dc916b4ddec4ec4995c3b3ba8c21b87
Source noteuspto-grants-2015_09