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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 404450Generated: October 29, 2026

Piperazine → HCID 44516954, compound

https://huagongshe.com/reaction/404450

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperazineHCID 4837—
ReactantDiisopropylethylamineHCID 81531—
ReactantMethanaminium, N-((1H-benzotriazol-1-yloxy)(dimethylamino)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 2733084—
Reactant4-(3-(4-(4,6-Dimorpholino-1,3,5-triazin-2-yl)phenyl)ureido)benzoic acidHCID 44516307—
SolventN-methyl-2-pyrrolidoneHCID 13387—
ProductHCID 44516954HCID 4451695430.3%

Reaction Steps

To the solution of 4-(3-(4-(4,6-dimorpholino-1,3,5-triazin-2yl)phenyl)ureido)benzoic acid (50 mg; 0.099 mmol), Hunig's base (103 μL, 0.594 mmol), HBTU (188 mg, 0.495 mmol) in 2 mL of NMP was reacted according to example 68 with piperazine (34 mg, 0.396 mmol). Evaporated the solvent and purified by HPLC to give the product (17.2 mg, 30% yield); MS (ESI) m/z=573.6

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08748421B2
Source datasetuspto-grants-2014_06
ORD IDord-0653d233308245de91597fe1239255da
Source noteuspto-grants-2014_06