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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 515770Generated: October 31, 2026

5-(Pyridin-4-yl)-3,4-dihydroisoquinoline → Tert-butyl 4-(3,4-dihydroisoquinolin-5-yl)-3-oxopiperazine-1-carboxylate

https://huagongshe.com/reaction/515770

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-(Pyridin-4-yl)-3,4-dihydroisoquinolineHCID 89500017—
Reactanttert-Butyl 4-(isoquinolin-5-yl)-3-oxopiperazine-1-carboxylateHCID 131732696—
ProductTert-butyl 4-(3,4-dihydroisoquinolin-5-yl)-3-oxopiperazine-1-carboxylateHCID 89499964—

Reaction Steps

Intermediate 18 was prepared from Intermediate 18A as described for Intermediate 17. MS (ESI) m/z: 330.1 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09108951B2
Source datasetuspto-grants-2015_08
ORD IDord-dc5779f20a48496a989facbd92e0304a
Source noteuspto-grants-2015_08