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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1368195Generated: November 3, 2026

Fumaric Acid → HCID 69831977, compound

https://huagongshe.com/reaction/1368195

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFumaric AcidHCID 444972—
ReactantHCID 12071996HCID 12071996—
SolventEthanolHCID 702—
ProductHCID 69831977HCID 6983197786%

Reaction Steps

To a ethanol solution of 9.32 g of (±)-3-[(S)-3-(6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline-2-carbonyl)piperidino]-N-(3,4-methylenedioxyphenyl)propanamide was added 2.07 g of fumaric acid, and the mixture was evaporated in vacuo. Thus, 9.38 g of (±)-3-[(S)-3-(6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline-2-carbonyl)piperidino]-N-(3,4-methylenedioxyphenyl)propanamide fumarate was obtained as colorless crystals from ethanol/2-butanone.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06573279B1
Source datasetuspto-grants-2003_06
ORD IDord-02bd1b6e0ce44f0597e392876023d011
Source noteuspto-grants-2003_06