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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2415688Generated: October 31, 2026

2-(4-Fluorophenyl)-3-(2-methylsulfanyl-pyrimidin-4-yl)-3-oxo-propionic acid methyl ester → 1,2,3,4-Tetrahydrophthalazine

https://huagongshe.com/reaction/2415688

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-(4-Fluorophenyl)-3-(2-methylsulfanyl-pyrimidin-4-yl)-3-oxo-propionic acid methyl esterHCID 12991403—
ReactantHCID 22636417HCID 22636417—
Product1,2,3,4-TetrahydrophthalazineHCID 83184—

Reaction Steps

The following scheme illustrates the assembly of the 3-pyrimidin-4-yl-5,10-dihydro-pyrazolo[1,2-b]phthalazine-1-one scaffold by the convergent step which condenses intermediates 3 and 5. The resulting intermediate is then transformed into the final compound having the selected R unit.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06821971B2
Source datasetuspto-grants-2004_11
ORD IDord-22e9abd4f1044d5e9f9d4171dfdb7c02
Source noteuspto-grants-2004_11