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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 567002Generated: October 30, 2026

Hydroxyamine hydrochloride → HCID 23717184, compound

https://huagongshe.com/reaction/567002

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydroxyamine hydrochlorideHCID 443297—
ReactantPotassium 1,3-dioxo-1H,3H-naphtho(1,8-cd)pyran-6-sulphonateHCID 16211743—
SolventPyridineHCID 1049—
ProductHCID 23717184HCID 23717184102.2%

Reaction Steps

4-Sulfo-1,8-naphthalic anhydride potassium salt (2.0 g, 6.2 mmol) and hydroxylamine hydrochloride (0.9 g, 12.4 mmol) were reacted in pyridine (50 mL) following the procedure of Example 1. The solids formed were filtered, washed with ethanol, and dried to give 2.1 g of the title compound, mp>380° C.;

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06177423B1
Source datasetuspto-grants-2001_01
ORD IDord-8b0e58cc9f4e47e68084a919eeae1f7d
Source noteuspto-grants-2001_01