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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 644178Generated: October 29, 2026

Citric Acid → HCID 57860901, compound

https://huagongshe.com/reaction/644178

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCitric AcidHCID 311—
ReactantPiperidin-4-olHCID 79341—
Reactant2-[4-Fluoro-2-(1-tert-butoxycarbonylpiperidin-4-yloxy)benzoylamino]-N-(5-chloropyridin-2-yl)benzamideHCID 68530207—
ReactantHCID 86634199HCID 86634199—
ProductHCID 57860901HCID 57860901—

Reaction Steps

Using methods substantially equivalent to those described in Example 4-F except that the workup used saturated aqueous citric acid instead of water, 2-[2-(1-tert-butoxy-carbonylpiperidin-4-yloxy)-4-(4-hydroxypiperidin-1-yl)benzoylamino]-N-(5-chloro-pyridin-2-yl)benzamide (196 mg, 0.30 mmol, 39%) was prepared from 2-[4-fluoro-2-(1-tert-butoxycarbonylpiperidin-4-yloxy)benzoylamino]-N-(5-chloropyridin-2-yl)-benzamide and 4-hydroxypiperidine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07700628B2
Source datasetuspto-grants-2010_04
ORD IDord-a05bcbcbed434a04a5a04279b8c81db7
Source noteuspto-grants-2010_04