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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 473450Generated: October 30, 2026

2,4-Difluoroaniline → HCID 45256216, compound

https://huagongshe.com/reaction/473450

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,4-DifluoroanilineHCID 9709—
Reactant2-Dicyclohexylphosphino-2',4',6'-triisoprophylbiphenylHCID 11155794—
ReactantPotassium tert-butoxideHCID 23665647—
ReactantHCID 67360650HCID 67360650—
Catalystpalladium(II) acetateHCID 167845—
SolventTolueneHCID 1140—
Solventtert-ButanolHCID 6386—
ProductHCID 45256216HCID 4525621640%

Reaction Steps

For the preparation of the compound by method C, 0.65 g (1.8 mmol) of 2-chloro-7-(3-acetoxypropoxy)-10,11-dihydrodibenzo[a,d]-cyclohepten-5-one, 0.25 g (1.9 mmol) of 2,4-difluoroaniline, 0.05 g (0.22 mmol) of Pd(OAc)2, 0.10 g (0.21 mmol) of 2-(dicyclohexylphosphino)-2′-,4′-,6′-triisopropyl-biphenyl, 0.70 g (6.2 mmol) of KOt-Bu, 5 ml of toluene and 1 ml of t-BuOH are used. Yield: 40%; C24H21F2NO3 (Mr=409.44)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08633312B2
Source datasetuspto-grants-2014_01
ORD IDord-244e134bdc264ba7a5af84c3689f48aa
Source noteuspto-grants-2014_01