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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 930017Generated: November 2, 2026

6-Chloropyridin-3-yl-hydrazine dihydrochloride → HCID 89609966, compound

https://huagongshe.com/reaction/930017

Reaction equation

Participants

RoleNameHCIDCharge
Reactant6-Chloropyridin-3-yl-hydrazine dihydrochlorideHCID 89601767—
Reactant5-(3-Chloro-5-fluorophenyl)-1-(pyridin-2-yl)-1H-pyrazole-3-carboxylic acidHCID 89602575—
ReactantLithium 1-(3-bromo-5-trifluoromethoxy phenyl)-4-ethoxy-3,4-dioxobut-1-en-1-olateHCID 131734661—
ProductHCID 89609966HCID 89609966—

Reaction Steps

280 mg (0.72 mmol) of the compound of Example 5A is reacted analogously to the synthesis of the compound of Example 20A with 171 mg (0.79 mmol) of 6-chloropyridin-3-yl-hydrazine dihydrochloride. After hydrolysis, 202 mg (61% of theory) of the title compound is obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09296720B2
Source datasetuspto-grants-2016_03
ORD IDord-d0ca8ed9386e4a3c8cdd2bf606fe7a10
Source noteuspto-grants-2016_03