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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 13465Generated: October 29, 2026

2-Piperidineethanamine → HCID 131725837, compound

https://huagongshe.com/reaction/13465

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-PiperidineethanamineHCID 27568—
ReactantDiisopropylethylamineHCID 81531—
ReactantMethanaminium, N-((1H-benzotriazol-1-yloxy)(dimethylamino)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 2733084—
Reactant2-{[4-Bromo-3-fluorophenylamino)-1-methylbenzimidazol-5-yloxy)pyridine-2-carboxylic acidHCID 86592201—
SolventTetrahydrofuranHCID 8028—
ProductHCID 131725837HCID 131725837—

Reaction Steps

To 4-(2-{[4-bromo-3-fluorophenylamino)-1-methylbenzimidazol-5-yloxy)pyridine-2-carboxylic acid (1 eq) in tetrahydrofuran was added 2-piperidylethylamine (2 eq), HBTU (2 eq) and N,N-diisopropylethylamine (4 eq) and stir at ambient temperature for 16 h. The mixture was then concentrated and partitioned between ethyl acetate and water. The organic layer was concentrated and preparative chromatography yielded [4-(2-{[4-bromo-3-fluorophenyl]amino-1-methylbenzimidazol-5-yloxy)(2-pyridyl)]-N-(2-piperidylethyl)carboxamide. MS: MH+=567.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07728010B2
Source datasetuspto-grants-2010_06
ORD IDord-f9ece9b3e96a43d2bb3b4e99675c29a9
Source noteuspto-grants-2010_06