Method and intermediates for producing -l-aspartyl-...

Details Method and intermediates for producing -l-aspartyl-... Method and intermediates for producing -l-aspartyl-...

C - Chemistry, Metallurgy

07

K

530/5.06, 260/52

C07K 5/06 (2006.01)

Patent

CA 1275348

Case 2322/2 ABSTRACT OF THE DISCLOSURE This invention encompasses a method and intermediates for preparing a commercial sweetening agent, .alpha.-L-aspartyl-L- phenylalanine methyl ester. The process involves reacting L-aspartic acid with diketene to form N-acetoacetyl-L- aspartic acid which is converted to N-acetoacetyl-L- aspartic anhydride by reaction with acetic anhydride. N-acetoacetyl-L-aspartic anhydride is reacted with L-phenylalanine methyl ester to provide N-acetoacetyl- a-L-aspartyl-L-phenylalanine methyl aster which is converted to a-L-aspartyl-L-phenylalanine methyl ester by reaction with hydroxylamine hydrochloride.

456919

Affiliated with

Also associated with

Rating

Method and intermediates for producing -l-aspartyl-... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method and intermediates for producing -l-aspartyl-..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method and intermediates for producing -l-aspartyl-... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1207473