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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1924618Generated: November 1, 2026

Stannous Chloride → HCID 59370131, compound

https://huagongshe.com/reaction/1924618

Reaction equation

Participants

RoleNameHCIDCharge
ReactantStannous ChlorideHCID 24479—
Reactant(2,2-Difluoro-1,3-benzodioxol-5-yl)hydrazineHCID 22079332—
ReactantSodium NitriteHCID 23668193—
Reactant3-((E)-3-Dimethylamino-acryloyl)-1-(4-trifluoromethoxy-phenyl)-1H-pyridazin-4-oneHCID 59370034—
ProductHCID 59370131HCID 59370131—

Reaction Steps

The product was obtained starting from 3-((E)-3-Dimethylamino-acryloyl)-1-(4-trifluoromethoxy-phenyl)-1H-pyridazin-4-one (A-8) and 2,2-difluoro-benzo[1,3]dioxol-5-yl-hydrazine (prepared from the corresponding amino derivative using sodium nitrite and tin(II) chloride as described in J. Med. Chem. 2003, 46, 4676-4686) according to the method described for example 91. MS: M=479.0 (M+H)+

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08178538B2
Source datasetuspto-grants-2012_05
ORD IDord-231af72fb5164bdb998549528f7f1ab1
Source noteuspto-grants-2012_05