US 10,752,650 B2Granted

Sophorolipid compound and composition comprising same

AssigneeSaraya Co., Ltd.

InventorsMichiaki Araki, Yoshihiko Hirata

Life of this patent

Estimating the term…

Loading patent…

Abstract

The subject invention provides a novel SL that is widely applicable to various fields including food or beverages, cosmetics, pharmaceuticals, and quasi-drugs. A sophorolipid compound represented by Formula (I) below: (in Formula (I), R1 represents H or a methyl group; R3 and R4 each represents H or an acetyl group; one of five R5 is a saturated or unsaturated fatty acid residue that may have an OH group, and the remaining four R5 are H; R2 represents a C9-18 alkylene group, or C9-18 alkenylene group having 1 to 3 double bonds; R6 represents hydroxy, or may form a single bond together with one of five R7 in the compound represented by Formula (II) below) (in Formula (II), R1′ represents H or methyl group; R3′ and R4′ each represents H or an acetyl group; R2′ represents a C9-18 alkylene group, or C9-18 alkenylene group having 1 to 3 double bonds).

Claims10

Dependent claims

A sophorolipid compound represented by Formula (I):

wherein:
R1 represents a hydrogen atom or methyl group;
R3 and R4 are the same or different, and each represents a hydrogen atom or acetyl group;
one of five R5 is a saturated or unsaturated fatty acid residue that may have hydroxy, and the remaining four R5 are hydrogen atoms;
R2 represents a C9-18 alkylene group, or C9-18 alkenylene group having 1 to 3 double bonds;
and R6 represents hydroxy, or may form a single bond together with one of five R7 in the compound represented by Formula (II):
wherein:
R1′ represents a hydrogen atom or methyl group;
R3′ and R4′ are the same or different, and each represents a hydrogen atom or acetyl group;
R2′ represents a C9-18 alkylene group, or C9-18 alkenylene group having 1 to 3 double bonds;
and one of R7 forms a single bond together with R6 in the compound represented by Formula (I) and the remaining four R7 are hydrogen atoms.

8 more elements

Dependencies are inferred from the claim text.

Facts

Application: 14/911,174Filed 6 Aug 2014
Priority: JP 2013-1671719 Aug 2013
Published: US 2016/0280733 A129 Sep 2016
Granted: 25 Aug 2020
Term ends: Not estimatedThe source records don’t support an estimate.

Classification22 codes

C07H 15/10
Attached to an oxygen atom of the saccharide radical: containing unsaturated carbon-to-carbon bonds
A21D 2/16
Organic oxygen compounds: fatty acid esters
A23L 2/52
Non-alcoholic beverages; Dry compositions or concentrates therefor ; Preparation or treatment thereof: adding ingredients
A23L 29/10
Foods or foodstuffs containing additives ; Preparation or treatment thereof: containing emulsifiers