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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 925507Generated: October 30, 2026

Dichloromethane → HCID 90449300, compound

https://huagongshe.com/reaction/925507

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDichloromethaneHCID 6344—
ReactantTriethylamineHCID 8471—
ReactantTriphosgeneHCID 94429—
ReactantHCID 89589821HCID 89589821—
ProductHCID 90449300HCID 90449300—

Reaction Steps

2-(4-((6-chloro-3-((methylamino)methyl)-1,5-naphthyridin-4-yl)amino)phenyl)-2-methylpropionitrile (2.0 g, 5.5 mmol) was dissolved in dichloromethane (25 mL), to the reaction flask in an ice bath added triphosgene (1.8 g, 6.1 mmol) and triethylamine (0.7 mL). Then, the mixture was stirred at room temperature for 2 h. The reaction was quenched with a saturated aqueous solution of sodium carbonate, extracted with 100 mL of dichloromethane, the organic layer was dried over anhydrous sodium sulfate, the solvent was removed under reduced pressure to give 1.6 g of a pale yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09284315B2
Source datasetuspto-grants-2016_03
ORD IDord-48cf703e912f47f4be6d9e8b6bf600ab
Source noteuspto-grants-2016_03