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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 636076Generated: October 29, 2026

Sulfuric Acid → HCID 21257363, compound

https://huagongshe.com/reaction/636076

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSulfuric AcidHCID 1118—
ReactantHCID 85782707HCID 85782707—
ProductHCID 21257363HCID 2125736390%

Reaction Steps

Compound 10 (19 g, 71.69 mmol) was treated with Conc. H2SO4 (48 mL, 901 mmol) for 30 min. as described for II after usual work up afforded 5,7-dimethoxy-4-propyl-1,2-dihydro-2-quinolinone (12,159) in 90% yield as a white solid. M.P. 193-196° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06191279B1
Source datasetuspto-grants-2001_02
ORD IDord-b24a8f07793d47fba89a6c931d03baab
Source noteuspto-grants-2001_02