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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1778818Generated: November 4, 2026

Hydrochloric Acid → N-(benzo[d]thiazol-2-yl)-1,2,3,4-tetrahydroisoquinoline-8-carboxamide dihydrochloride

https://huagongshe.com/reaction/1778818

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactanttert-butyl 8-(benzo[d]thiazol-2-ylcarbamoyl)-3,4-dihydroisoquinoline-2(1H)-carboxylateHCID 59447535—
SolventDiethyl EtherHCID 3283—
SolventDichloromethaneHCID 6344—
ProductN-(benzo[d]thiazol-2-yl)-1,2,3,4-tetrahydroisoquinoline-8-carboxamide dihydrochlorideHCID 86644320—

Reaction Steps

To a solution of EXAMPLE 1A (8.5 g) in dichloromethane (80 mL) was added 2N HCl in ether (80 mL). The reaction mixture was stirred at room temperature overnight and concentrated under reduced pressure to provide the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09266877B2
Source datasetuspto-grants-2016_02
ORD IDord-b70f75f24ce142868fa3f972a4337d8d
Source noteuspto-grants-2016_02