HuagongsheHuagongshe Chemistry Print Report · For research reference only
Hydroxyamine hydrochloride → HCID 23717184, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Hydroxyamine hydrochloride | HCID 443297 | — |
| Reactant | Potassium 1,3-dioxo-1H,3H-naphtho(1,8-cd)pyran-6-sulphonate | HCID 16211743 | — |
| Solvent | Pyridine | HCID 1049 | — |
| Product | HCID 23717184 | HCID 23717184 | 102.2% |
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
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06177423B1 |
| Source dataset | uspto-grants-2001_01 |
| ORD ID | ord-8b0e58cc9f4e47e68084a919eeae1f7d |
| Source note | uspto-grants-2001_01 |