A - Human Necessities – 23 – L
Patent
A - Human Necessities
23
L
A23L 1/236 (2006.01) C07K 5/072 (2006.01)
Patent
CA 2310760
There is provided a novel mixed crystal comprising aspartame (APM) and N-[N-(3,3-dimethylbutyl)-L-.alpha.-aspartyl]-L-phenylalanine methyl ester, which can be used as a sweetener having considerably improved quality of sweetness , etc. The above mixed crystal can be easily produced industrially by subjecting a solution containing the above-mentioned APM and APM derivative to a crystallizing operation followed by the separation of the mixed crystal thus precipitated.
L'invention concerne des nouveaux cristaux mélangés, lesquels contiennent de l'aspartame ainsi qu'un méthylester de N-[N-3,3-diméthylbutyl)-L- alpha -aspartyl]-L-phénylalanine et sont utiles en tant qu'édulcorants possédant des propriétés édulcorantes considérablement améliorées. On peut produire industriellement ces cristaux mélangés en soumettant une solution contenant l'aspartame et le dérivé d'aspartame ci-dessus mentionnés à une cristallisation suivie d'une séparation des cristaux mélangés ayant précipité.
Kishishita Akihiro
Nagashima Kazutaka
Ajinomoto Co. Inc.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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