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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1507945Generated: October 30, 2026

Methylamine → HCID 68291727, compound

https://huagongshe.com/reaction/1507945

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethylamineHCID 6329—
Reactant6-Bromo-4-chloropyrrolo[1,2-b]pyridazine-3-carboxamideHCID 68291192—
ProductHCID 68291727HCID 6829172798%

Reaction Steps

A solution of 6-bromo-4-chloropyrrolo[1,2-b]pyridazine-3-carboxamide (Preparation 5, 200 mg, 0.733 mmol), and methylamine (0.5 mL, 8M solution in EtOH) was heated to 80° C. for 1 hr in the CEM microwave. The reaction mixture was evaporated in vacuo to give the title compound (192 mg, 98%). HPLC (condition G): retention time=0.77 min. LCMS (condition B): m/z 269.0, 271.0.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09221826B2
Source datasetuspto-grants-2015_12
ORD IDord-51776c526aec46d284ff4f7931120647
Source noteuspto-grants-2015_12