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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1526221Generated: November 4, 2026

Diisopropyl Ether → HCID 117666826, compound

https://huagongshe.com/reaction/1526221

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropyl EtherHCID 7914—
ReactantDiisopropylethylamineHCID 81531—
Reactantcyclopentane-1,2-diamine dihydrochlorideHCID 12988586—
ReactantHCID 88569548HCID 88569548—
SolventWaterHCID 962—
SolventN-methyl-2-pyrrolidoneHCID 13387—
ProductHCID 117666826HCID 11766682685.9%

Reaction Steps

A mixture of 5-chloro-6-ethyl-3-({3-methyl-4-[4-(4-methylpiperazin-1-yl)piperidin-1-yl]phenyl}amino)pyrazine-2-carboxamide (200 mg), rac-(1R,2R)-cyclopentane-1,2-diamine dihydrochloride (230 mg), diisopropylethylamine (480 μL), and N-methylpyrrolidone (0.8 mL) was reacted in a microwave device at 150° C. for 2 hours. Water and diisopropyl ether were added thereto, and the precipitated solid was filtered to obtain rac-5-{[(1R,2R)-2-aminocyclopentyl]amino}-6-ethyl-3-({3-methyl-4-[4-(4-methylpiperazin-1-yl)piperidin-1-yl]phenyl}amino)pyrazine-2-carboxamide (195 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09085540B2
Source datasetuspto-grants-2015_07
ORD IDord-b348146c29c64656a5d9247769dd2b85
Source noteuspto-grants-2015_07