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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1247089Generated: October 30, 2026

2-Amino-5-chloropyridine → N-(5-chloropyridin-2-yl)-2-(1,4-dioxa-8-azaspiro[4.5]decan-8-ylcarbonyl)aminobenzamide

https://huagongshe.com/reaction/1247089

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Amino-5-chloropyridineHCID 66174—
Reactant2-(1,4-Dioxa-8-azaspiro[4.5]decan-8-yl)-4H-3,1-benzoxazin-4-oneHCID 21906637—
ProductN-(5-chloropyridin-2-yl)-2-(1,4-dioxa-8-azaspiro[4.5]decan-8-ylcarbonyl)aminobenzamideHCID 21906181—

Reaction Steps

Using a similar procedure to that described in example 51-D, 2-(1,4-dioxa-8-azaspiro[4.5]decan-8-yl)-4H-3,1-benzoxazin-4-one (1.30 g, 4.51 mmol) and 2-amino-5-chloropyridine (573 mg, 4.51 mmol) yielded, after recrystallization from EtOAc, 880 mg (47%) of the titled compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07129245B2
Source datasetuspto-grants-2006_10
ORD IDord-53b5227c247c47c2aff9f11121405d28
Source noteuspto-grants-2006_10