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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1968237Generated: October 29, 2026

Cyclopentylamine → 1-tert-butyl 3-methyl 4-((1-(cyclopentylcarbamoyl)cyclopentylamino)methyl)-1H-pyrrolo[2,3-b]pyridine-1,3-dicarboxylate

https://huagongshe.com/reaction/1968237

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCyclopentylamineHCID 2906—
Reactant4-MethylmorpholineHCID 7972—
ReactantMethanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 9886157—
Reactant1-((1-(tert-butoxycarbonyl)-3-(methoxycarbonyl)-1H-pyrrolo[2,3-b]pyridin-4-yl)methylamino)cyclopentanecarboxylic acidHCID 58293428—
SolventTetrahydrofuranHCID 8028—
Product1-tert-butyl 3-methyl 4-((1-(cyclopentylcarbamoyl)cyclopentylamino)methyl)-1H-pyrrolo[2,3-b]pyridine-1,3-dicarboxylateHCID 58293471—

Reaction Conditions

Temperature43 °C

Reaction Steps

To 1-((1-(tert-butoxycarbonyl)-3-(methoxycarbonyl)-1H-pyrrolo[2,3-b]pyridin-4-yl)methylamino)cyclopentanecarboxylic acid was added THF (2 mL), HATU (94 mg, 0.246 mmol), cyclopentanamine (70.0 mg, 0.822 mmol) and 4-methylmorpholine (83 mg, 0.822 mmol). The suspension was stirred at 43° C. for 36 h to afford the title compound, which was used in the next step without further purification. [M+H] calc'd for C26H36N4O5, 485; found, 485.4.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08420816B2
Source datasetuspto-grants-2013_04
ORD IDord-f615cd5edd804f338d2546806c124892
Source noteuspto-grants-2013_04