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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 351584Generated: October 30, 2026

Ammonium Hydroxide → (5,6-Dihydro-4H-pyrrolo[3,2,1-ij]quinolin-1-yl)Oxoacetamide

https://huagongshe.com/reaction/351584

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmonium HydroxideHCID 14923—
Reactantmethyl 2-(5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinolin-1-yl)-2-oxoacetateHCID 59298805—
SolventTetrahydrofuranHCID 8028—
Product(5,6-Dihydro-4H-pyrrolo[3,2,1-ij]quinolin-1-yl)OxoacetamideHCID 2255669386%

Reaction Steps

To a solution of (5,6-Dihydro-4H-pyrrolo[3,2,1-ij]quinolin-1-yl)oxoacetic acid methyl ester (0.50 g, 2.06 mmol) in 10 mL of tetrahydrofuran at 0° C. was added concentrated ammonium hydroxide (2 mL). The bath was removed and the mixture stirred 3 hours. After diluting with 20 mL of water, the suspension was filtered, washed with 10 mL of water followed by 10 mL of diethyl ether, and dried under reduced pressure to provide 0.403 g (86%) of the desired compound as a light yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06743785B2
Source datasetuspto-grants-2004_06
ORD IDord-2119dc62522546a589fe04cf02f1a2f1
Source noteuspto-grants-2004_06