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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 869195Generated: November 3, 2026

Hydrochloric Acid → t-Butyl 6-acetylpyridazin-3-yl((1-(3-fluoropyridin-2-yl)cyclobutyl)methyl)carbamate

https://huagongshe.com/reaction/869195

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 68231869HCID 68231869—
SolventEthanolHCID 702—
Productt-Butyl 6-acetylpyridazin-3-yl((1-(3-fluoropyridin-2-yl)cyclobutyl)methyl)carbamateHCID 6823160665.1%

Reaction Conditions

Temperature25 °C

Reaction Steps

t-Butyl 6-(1-ethoxyvinyl)pyridazin-3-yl((1-(3-fluoropyridin-2-yl)cyclobutyl)methyl)carbamate (1.0 g, 2.3 mmol), EtOH (75 mL), and 1N HCl (15 mL) were combined at 0° C., warmed to 25° C., and stirred for 1 h. The reaction mixture was concentrated and silica gel chromatography provided a colorless oil (0.6 g, 64%), (m/z [M+H]=401.1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08969346B2
Source datasetuspto-grants-2015_03
ORD IDord-d350492ea85a4c9aad8560ba1ca351b7
Source noteuspto-grants-2015_03