Stabilized solutions of hydroxylamine or its salts in water or alcohols, and their preparation

US4551318A · kind A · utility

Assignee

• BASF SE

Inventors

• Otto-Alfred Grosskinsky · Ludwigshafen, DE
• Elmar Frommer · Ludwigshafen, DE
• Josef Ritz · Ludwigshafen, DE
• Erwin Thomas · Freinsheim, DE
• Franz-Josef Weiss · Schifferstadt, DE

Key dates

• Filing date: Dec 24, 1984
• Grant date: Nov 5, 1985
• Expiry date: Dec 24, 2004

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C53/122
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Stabilized solutions of hydroxylamine or its salts, containing anthocyans of the formula ##STR1## where R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are each hydrogen, hydroxyl or C.sub.1 -C.sub.4 -alkoxy and X is an anion of a strong mineral acid, and their preparation.