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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1517561Generated: November 4, 2026

2-Bromonicotinaldehyde → 2-[4-[(2-Fluorospiro[4,5-dihydrothieno[2,3-c]pyran-7,4'-piperidine]-1'-yl)methyl]-3-methyl-pyrazol-1-yl]pyridine-3-carbaldehyde

https://huagongshe.com/reaction/1517561

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-BromonicotinaldehydeHCID 4714951—
ReactantHCID 178434545HCID 178434545—
Product2-[4-[(2-Fluorospiro[4,5-dihydrothieno[2,3-c]pyran-7,4'-piperidine]-1'-yl)methyl]-3-methyl-pyrazol-1-yl]pyridine-3-carbaldehydeHCID 5826862783%

Reaction Steps

The compound of Preparation 13 is essentially prepared as described in Preparation 12 by using 2-bromopyridine-3-carbaldehyde and 2-fluoro-1′-[(3-methyl-1H-pyrazol-4-yl)methyl]spiro[4,5-dihydrothieno[2,3-c]pyran-7,4′-piperidine]. Residue is purified by normal phase Isco chromatography to yield 83% of the title compound. MS (m/z): 427 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08232289B2
Source datasetuspto-grants-2012_07
ORD IDord-c1ebbe08e94244fb975195e1a59fc788
Source noteuspto-grants-2012_07