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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 838985Generated: October 29, 2026

HCID 135729098, compound → HCID 135729102, compound

https://huagongshe.com/reaction/838985

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 135729098HCID 135729098—
ReactantHCID 135729103HCID 135729103—
ReactantHCID 178418361HCID 178418361—
CatalystPalladiumHCID 23938—
SolventSodium HydroxideHCID 14798—
ProductHCID 135729102HCID 135729102—

Reaction Steps

7-Hydroxy-6-nitro-1(2H)-phthalazinone (which may be prepared by the nitration of 7-hydroxy-1(2H)-phthalazinone) is dissolved in aqueous sodium hydroxide, reduced with hydrogen and 10% palladium on charcoal catalyst and the solution filtered and neutralised to give 6-amino-7-hydroxy-1(2H)-phthalazinone.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04093725
Source datasetuspto-grants-1978_06
ORD IDord-9d8649fc40904b0293135a4daec96b35
Source noteuspto-grants-1978_06