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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 624207Generated: October 31, 2026

Isoindoline → Methyl 6-(isoindoline-2-carboxamido)pyridazine-3-carboxylate

https://huagongshe.com/reaction/624207

Reaction equation

Participants

RoleNameHCIDCharge
ReactantIsoindolineHCID 422478—
ReactantMethyl 6-isocyanatopyridazine-3-carboxylateHCID 86665081—
SolventTetrahydrofuranHCID 8028—
ProductMethyl 6-(isoindoline-2-carboxamido)pyridazine-3-carboxylateHCID 68753001—

Reaction Steps

To a solution of methyl 6-isocyanatopyridazine-3-carboxylate (5.26 g, 29.4 mmol) in THF (100 mL), a solution of isoindoline (5.24 g, 4.41 mmol) in THF (50 mL) was added at 0° C. The reaction mixture was stirred overnight at room temperature. The reaction mixture was filtered and the precipitate was washed with cold EtOAc and dried in high vacuum to give the title compound as a solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09302989B2
Source datasetuspto-grants-2016_04
ORD IDord-696935afcc774c6889224e2bc60d9fa4
Source noteuspto-grants-2016_04