Process for preparing a diketo-piperazine

US4088649A · kind A · utility

Assignee

• FIRMENICH SA · CH

Inventors

• Alistair Y. Smith · Geneva, CH
• Paul Dietrich · Chêne-Bourg, CH
• Wilhelm Pickenhagen · Rinteln, DE

Key dates

• Filing date: Apr 5, 1977
• Grant date: May 9, 1978
• Expiry date: Apr 5, 1997

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A23L27/206
• WIPO field: Food chemistry
• WIPO sector: Chemistry

Abstract

A cheese flavor is improved or enhanced by the addition to food-products of a diketo-piperazine, defined as cyclo-(Asn--Phe); the typical "mouth-feel" character is thus developed. A new process for the preparation of the said ingredient is also disclosed.