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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1666328Generated: October 25, 2026

5-Amino-2-methylpyridine → N-(6-methylpyridin-3-yl)-4-(3-{[5-(trifluoromethyl)pyridin-2-yl]oxy}benzylidene)piperidine-1-carboxamide

https://huagongshe.com/reaction/1666328

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Amino-2-methylpyridineHCID 243313—
ReactantHCID 54438385HCID 54438385—
Reactant2-(3-(Piperidin-4-ylidenemethyl)phenoxy)-5-(trifluoromethyl)pyridine hydrochlorideHCID 66876161—
ProductN-(6-methylpyridin-3-yl)-4-(3-{[5-(trifluoromethyl)pyridin-2-yl]oxy}benzylidene)piperidine-1-carboxamideHCID 24967990—

Reaction Steps

Following the procedure in Example 1, Step 6, 2-(3-piperidin-4-ylidenemethyl-phenoxy)-5-trifluoromethyl-pyridine hydrochloride (150 mg, 0.40 mmol, from Example 1, Step 5) and phenyl 6-methylpyridin-3-ylcarbamate (92 mg, 0.40 mmol, prepared according to the procedure described in Synthesis, 1997, 1189-1194 from 3-amino-6-methylpyridine, 3B Medical Systems, Inc.) were used to provide the title compound (184 mg). MS (APCI 10V) AP+ 469.3, AP− 467.2, 448.2; 1H NMR (400 MHz, CD3OD) δ ppm 2.41-2.44 (m, 2H) 2.46 (s, 3H) 2.58 (td, J=5.80, 0.83 Hz, 2H) 3.51-3.57 (m, 2H) 3.60-3.67 (m, 2H) 6.45 (s, 1H) 6.97-7.05 (m, 2H) 7.09-7.17 (m, 2H) 7.20 (d, J=8.50 Hz, 1H) 7.40 (td, J=7.70, 0.78 Hz, 1H) 7.77 (dd, J=8.37, 2.52 Hz, 1H) 8.08 (ddd, J=8.71, 2.56, 0.50 Hz, 1H) 8.42 (d, J=0.54 Hz, 1H) 8.43 (s, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08044052B2
Source datasetuspto-grants-2011_10
ORD IDord-cb290673ec314c9aadd176afa1ee1e75
Source noteuspto-grants-2011_10