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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1425241Generated: October 25, 2026

Cesium carbonate → Methyl cis(+/-)-5-(4-{[(benzyloxy)carbonyl]amino}-3-methoxypiperidin-1-yl)-2-methylpyridine-3-carboxylate

https://huagongshe.com/reaction/1425241

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCesium carbonateHCID 10796—
ReactantBinap, (A+-)-HCID 634876—
ReactantMethyl 5-chloro-2-methylnicotinateHCID 10867045—
ReactantBenzyl cis(+/-)-[3-methoxypiperidin-4-yl]carbamate hydrochlorideHCID 86648698—
Catalystpalladium(II) acetateHCID 167845—
ProductMethyl cis(+/-)-5-(4-{[(benzyloxy)carbonyl]amino}-3-methoxypiperidin-1-yl)-2-methylpyridine-3-carboxylateHCID 8664871986.4%

Reaction Steps

The same operation as in Example (42a) was performed using benzyl cis(±)-[3-methoxypiperidin-4-yl]carbamate hydrochloride obtained in Example (160a) (190 mg, 0.63 mmol), methyl 5-chloro-2-methylpyridine-3-carboxylate (117 mg, 0.63 mmol), palladium acetate (14.2 mg, 0.06 mmol), BINAP (78.6 mg, 0.13 mmol) and cesium carbonate (617 mg, 1.89 mmol), to obtain 225 mg of the title compound as a brown oily substance (86%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08927588B2
Source datasetuspto-grants-2015_01
ORD IDord-d0e05fe3aafa48c7a2e5cf021b7813e3
Source noteuspto-grants-2015_01