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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1930227Generated: November 1, 2026

Tert-butyl 4-hydroxypiperidine-1-carboxylate → 4-[7-Ethyl-2-(4-methoxy-benzyl)-1-oxo-1,2-dihydro-isoquinolin-6-yloxy]-piperidine-1-carboxylic acid tert-butyl ester

https://huagongshe.com/reaction/1930227

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTert-butyl 4-hydroxypiperidine-1-carboxylateHCID 643502—
Reactant4-[2-(4-Methoxy-benzyl)-1-oxo-7-phenyl-1,2-dihydro-isoquinolin-6-yloxy]-piperidine-1-carboxylic acid tert-butyl esterHCID 57652576—
Reactant7-Ethyl-6-fluoro-2-[(4-methoxyphenyl)methyl]isoquinolin-1(2H)-oneHCID 59818258—
Product4-[7-Ethyl-2-(4-methoxy-benzyl)-1-oxo-1,2-dihydro-isoquinolin-6-yloxy]-piperidine-1-carboxylic acid tert-butyl esterHCID 57652598—

Reaction Steps

The title compound was synthesized following the method described for 4-[2-(4-methoxy-benzyl)-1-oxo-7-phenyl-1,2-dihydro-isoquinolin-6-yloxy]-piperidine-1-carboxylic acid tert-butyl ester (316), starting from 7-ethyl-6-fluoro-2-(4-methoxy-benzyl)-2H-isoquinolin-1-one (318) and 4-hydroxy-piperidine-1-carboxylic acid tert-butyl ester. Rt=1.91 min (Method C). Detected mass: 493.6 (M+H+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08188117B2
Source datasetuspto-grants-2012_05
ORD IDord-558a788bce204a7fb821588562297d94
Source noteuspto-grants-2012_05