Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 601364Generated: October 30, 2026

Potassium Carbonate → 2-[(3-[1-[(cyclopropylmethyl)amino]-4-hydroxy-2-oxo-1,2-dihydroquinolin-3-yl]-8-nitro-1,1-dioxido-4H-1,2,4-benzothiadiazin-7-yl)oxy]acetamide

https://huagongshe.com/reaction/601364

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant2-BromoacetamideHCID 69632—
Reactant1-[(cyclopropylmethyl)amino]-4-hydroxy-3-(7-hydroxy-8-nitro-1,1-dioxido-4H-1,2,4-benzothiadiazin-3-yl)quinolin-2(1H)-oneHCID 136358420—
CatalystTetrabutylammonium IodideHCID 67553—
SolventDimethylformamideHCID 6228—
Product2-[(3-[1-[(cyclopropylmethyl)amino]-4-hydroxy-2-oxo-1,2-dihydroquinolin-3-yl]-8-nitro-1,1-dioxido-4H-1,2,4-benzothiadiazin-7-yl)oxy]acetamideHCID 13635842154.1%

Reaction Conditions

Temperature25 °C

Reaction Steps

The product of Example 381 (20 mg, 0.042 mmol) in N,N-dimethylformamide (2 mL) was treated with 2-bromoacetamide (11.6 mg, 0.084 mmol), potassium carbonate (54.7 mg, 0.168 mmol) and tetrabutylammonium iodide (catalytic) at 25° C., stirred at 25° C. for 18 hours. The solution was evaporated under reduced pressure and the residue was triturated with ethyl acetate, filtered and washed with water to give the title compound (12 mg, 54%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07902203B2
Source datasetuspto-grants-2011_03
ORD IDord-078edfff6e32446cb3a658de1326aba5
Source noteuspto-grants-2011_03