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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 41197Generated: October 30, 2026

1-Methylpiperazine → 8-[(2R)-(1-(3-fluorophenyl)pyrrolidin-2-yl)]-6-(4-methylpiperazine-1-carbonyl)-2-morpholino-4H-chromen-4-one

https://huagongshe.com/reaction/41197

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-MethylpiperazineHCID 53167—
Reactant8-[(2R)-(1-(3-fluorophenyl)pyrrolidin-2-yl)]-2-morpholino-4-oxo-4H-chromene-6-carboxylic acidHCID 86672419—
Product8-[(2R)-(1-(3-fluorophenyl)pyrrolidin-2-yl)]-6-(4-methylpiperazine-1-carbonyl)-2-morpholino-4H-chromen-4-oneHCID 8667242133%

Reaction Steps

8-[(2R)-(1-(3-fluorophenyl)pyrrolidin-2-yl)]-2-morpholino-4-oxo-4H-chromene-6-carboxylic acid (see Example 1.06 for preparation; 100 mg, 0.23 mmol) was reacted with 1-methylpiperazine (0.076 ml, 0.68 mmol) using a procedure similar to the one described in example 1.00 to afford 8-[(2R)-(1-(3-fluorophenyl)pyrrolidin-2-yl)]-6-(4-methylpiperazine-1-carbonyl)-2-morpholino-4H-chromen-4-one (39 mg, 33%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08530470B2
Source datasetuspto-grants-2013_09
ORD IDord-0ac09e198b3d4c79b0e91d747959ad74
Source noteuspto-grants-2013_09