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US 2021/0274823 A1Published application
Novel triterpene-glycosides as sweeteners or sweetener enhancer
AssigneeAnalyticon Discovery GmbH
InventorsKarsten SIEMS, Grit KLUGE, Sven JAKUPOVIC, Gregor WALUGA, Fotini TSICHRINTZI
Life of this patent
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Abstract
Suggested are triterpene-glycoside compounds, which are obtainable by the extraction of Gynostemma pentaphyllum which are useful as a sweetener or sweet taste enhancer in preparations and compositions, especially oral edible compositions.
Claims14
A sweetener composition comprising at least one compound of general formula (I)
- wherein
- R1, R1a and R1b are independent from each other and represent OH, OGlucose, or OXylose, or OGalaktose, or OArabinose
- R2 is one of the following structures
- with A, A2 and A3 are independent from each other and represent H, OH, OOH, or OMe and
- B1 and B2 are independent from each other and represent H, OH, or O
- and the dotted line means a single or a double bond.
3 more elements
An extract comprising at least one compound of formula (I)
- wherein
- R1, R1a and R1b are independent from each other and represent OH, OGlucose, or OXylose, or OGalaktose, or OArabinose
- R2 is one of the following structures
- with A, A2 and A3 are independent from each other and represent H, OH, OOH, or OMe and
- B1 and B2 are independent from each other and represent H, OH, or O
- and the dotted line means a single or a double bond,
- obtainable by aqueous and/or alcoholic extraction of the plant Gynostemma pentaphyllum.
4 more elements
A process for obtaining an extract of Gynostemma pentaphyllum rich in compounds according to formula (I)
- wherein
- R1, R1a and R1b are independent from each other and represent OH, OGlucose, or OXylose, or OGalaktose, or OArabinose
- R2 is one of the following structures
- with A, A2 and A3 are independent from each other and represent H, OH, OOH, or OMe and
- B1 and B2 are independent from each other and represent H, OH, or O
- and the dotted line means a single or a double bond,
- comprising the following steps:
- (a) Providing a suspension of roots, leaves or aerial parts of Gynostemma pentaphyllum in water, a C1-C4 aliphatic alcohol, acetone, ethyl acetate, methyl ethyl ketone, methyl-tbutyl ether, or their mixtures,
- (b) Subjecting said suspension to extraction using water, a C1-C4 aliphatic alcohol, acetone, ethyl acetate, methyl ethyl ketone, methyl-tbutyl ether, or their mixtures at temperatures of about 20 to about 50° C., and optionally
- (c) Separating off the solvent.
7 more elements
14-15. (canceled)
Dependencies are inferred from the claim text.