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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 43766Generated: October 25, 2026

Cesium carbonate → Methyl cis(+/-)-4-(4-{[(benzyloxy)carbonyl]amino}-3-methoxypiperidin-1-yl)-6-methylpyridine-2-carboxylate

https://huagongshe.com/reaction/43766

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCesium carbonateHCID 10796—
ReactantBinap, (A+-)-HCID 634876—
ReactantHCID 22727099HCID 22727099—
ReactantBenzyl cis(+/-)-[3-methoxypiperidin-4-yl]carbamate hydrochlorideHCID 86648698—
Catalystpalladium(II) acetateHCID 167845—
ProductMethyl cis(+/-)-4-(4-{[(benzyloxy)carbonyl]amino}-3-methoxypiperidin-1-yl)-6-methylpyridine-2-carboxylateHCID 8664871434.5%

Reaction Steps

The same operation as in Example (42a) was performed using benzyl cis(±)-[3-methoxypiperidin-4-yl]carbamate hydrochloride obtained in Example (160a) (409 mg, 1.36 mmol), ethyl 4-chloro-6-methylpyridine-2-carboxylate (272 mg, 1.36 mmol), palladium acetate (30.6 mg, 0.14 mmol), BINAP (169 mg, 0.27 mmol) and cesium carbonate (1.33 g, 4.08 mmol), to obtain 194 mg of the title compound as a yellow oily substance.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08536197B2
Source datasetuspto-grants-2013_09
ORD IDord-9241cb554be5495b89f0154e89f1cb91
Source noteuspto-grants-2013_09