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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1185575Generated: November 2, 2026

Diisopropylethylamine → HCID 178452368, compound

https://huagongshe.com/reaction/1185575

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
ReactantMethanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 9886157—
ReactantButyl piperazine-1-carboxylateHCID 21963126—
ReactantHCID 178435009HCID 178435009—
SolventDimethylformamideHCID 6228—
ProductHCID 178452368HCID 178452368—

Reaction Steps

To a solution of 110 mg (S)-2-tert-Butoxycarbonylamino-3-(3-hydroxy-5-methyl-isoxazol-4-yl)-propionic acid in 2 ml DMF were added 0.07 ml DIPEA, 107 mg HATU and 50 mg Piperazine-1-carboxylic acid butyl ester. After stirring for 2 h the reaction mixture was concentrated, diluted with DCM and washed with aqueous LiCl (4%). The crude product obtained was used without further purification. Yield: 146 mg.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08669266B2
Source datasetuspto-grants-2014_03
ORD IDord-8b40e1297b5b43bba98b5504c0063030
Source noteuspto-grants-2014_03