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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2056773Generated: October 30, 2026

(3R)-1-(6-cyano-1-benzothien-3-yl)-3-methylpiperazine → 3-((3R)-4-{2-[(1S)-6-Bromo-3,4-dihydro-1H-2-benzopyran-1-yl]ethyl}-3-methylpiperazinyl)-1-benzothiophene-6-carbonitrile

https://huagongshe.com/reaction/2056773

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(3R)-1-(6-cyano-1-benzothien-3-yl)-3-methylpiperazineHCID 69306552—
Reactant2-((1S)-6-Bromo-3,4-dihydro-1H-2-benzopyran-1-yl)ethyl methanesulfonateHCID 86596021—
Product3-((3R)-4-{2-[(1S)-6-Bromo-3,4-dihydro-1H-2-benzopyran-1-yl]ethyl}-3-methylpiperazinyl)-1-benzothiophene-6-carbonitrileHCID 69307367—

Reaction Steps

The title compound was prepared from 2-((1S)-6-bromo-3,4-dihydro-1H-2-benzopyran-1-yl)ethyl methanesulfonate and (3R)-1-(6-cyano-1-benzothien-3-yl)-3-methylpiperazine, as described for Example 1b).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07335660B2
Source datasetuspto-grants-2008_02
ORD IDord-d6effc451a6c4b2285361be2c4264036
Source noteuspto-grants-2008_02