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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 897004Generated: October 29, 2026

Triphenylphosphine → HCID 22022050, compound

https://huagongshe.com/reaction/897004

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriphenylphosphineHCID 11776—
ReactantN-BromosuccinamideHCID 9834204—
ReactantHCID 22022028HCID 22022028—
SolventDichloromethaneHCID 6344—
ProductHCID 22022050HCID 22022050—

Reaction Steps

A solution of 4-(3-methoxyphenyl)-5-methyl-6-(2-fluorobenzyl)-2-(2-hydroxyethyl)-pyridazin-3-one (from above) and triphenylphospine (570 mg, 22 mmol) in dichloromethane (8 mL) was treated with N-bromosuccinamide (400 mg, 22 mmol) at room temperature for 2 hours. The crude product was used for next step. MS: 431 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06921761B2
Source datasetuspto-grants-2005_07
ORD IDord-6de136151fe54057b8274594c636084c
Source noteuspto-grants-2005_07