US 12,421,267 B2
Composition for preparing allulose and method for preparing allulose by using same
Minhoe Kim, Seoul (KR); Sungkyun Lee, Seoul (KR); Taekbeom Kim, Seoul (KR); Youn Kyung Bak, Seoul (KR); Seong Bo Kim, Seoul (KR); and Eun Jung Choi, Seoul (KR)
Assigned to CJ CHEILJEDANG CORPORATION, Seoul (KR)
Appl. No. 17/779,043
Filed by CJ CHEILJEDANG CORPORATION, Seoul (KR)
PCT Filed Nov. 23, 2020, PCT No. PCT/KR2020/016551
§ 371(c)(1), (2) Date May 23, 2022,
PCT Pub. No. WO2021/107522, PCT Pub. Date Jun. 3, 2021.
Claims priority of application No. 10-2019-0156761 (KR), filed on Nov. 29, 2019.
Prior Publication US 2023/0002434 A1, Jan. 5, 2023
Int. Cl. C07H 1/00 (2006.01); C07H 3/02 (2006.01)
CPC C07H 1/00 (2013.01) [C07H 3/02 (2013.01)] 6 Claims
 
1. A method of preparing allulose, the method comprising heating a composition including an allulose disaccharide, wherein the allulose disaccharide has two allulose molecules linked by a glycosidic bond, the glycosidic bond linking a hydroxyl group at C2 position of one allulose molecule of the two allulose molecules to a hydroxyl group at any one position of C1 to C6 positions of the other allulose molecule.