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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1915641Generated: October 30, 2026

2-Piperidineethanamine → HCID 131725837, compound

https://huagongshe.com/reaction/1915641

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 numberUS08614330B2
Source datasetuspto-grants-2013_12
ORD IDord-5c2ae17a8cdb4f5d86026d4b1421f8c5
Source noteuspto-grants-2013_12