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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 722977Generated: October 30, 2026

Sulfuric Acid → HCID 21888054, compound

https://huagongshe.com/reaction/722977

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSulfuric AcidHCID 1118—
ReactantHCID 21887313HCID 21887313—
ProductHCID 21888054HCID 21888054—

Reaction Steps

Using 8-(5-{[2-(2-chlorophenyl)ethyl]amino}pentanoyl)-5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinolin-2(1H)-one hydrochloride (205 mg, 0.5 mmol) obtained in Example 39 and sulfuric acid (49 mg, 0.5 mmol) according to the same method as that of Example 360, the title compound was obtained as colorless crystals (218 mg) having a melting point of 155 to 156° C. (dec). elementary analysis as C24H27ClN2O2.H2SO4 calculation value: C, 56.63; H, 5.74; N, 5.50. experimental value: C, 56.42; H, 5.86; N, 5.23.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07138533B2
Source datasetuspto-grants-2006_11
ORD IDord-31920b1ceb33477cbd033d15644f56b6
Source noteuspto-grants-2006_11