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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1844049Generated: October 30, 2026

Sulfuric Acid → HCID 66803774, compound

https://huagongshe.com/reaction/1844049

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSulfuric AcidHCID 1118—
ReactantPotassium NitrateHCID 24434—
ReactantHCID 66807323HCID 66807323—
ProductHCID 66803774HCID 6680377480.2%

Reaction Steps

6-Fluoro-2-(4-(trifluoromethyl)pyridin-3-yl)-3,4-dihydroisoquinolin-1(2H)-one (78A: 600 mg, 1.93 mmol) was reacted with concentrated H2SO4 (5 mL) and KNO3 (215.2 mg, 2.12 mmol) for 4 hours to afford 550 mg of the product (79.9% yield).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08946260B2
Source datasetuspto-grants-2015_02
ORD IDord-792511791cc2422bba4dab6b733e7745
Source noteuspto-grants-2015_02