Process for preparing peptides using N-hydroxy succinimide mono-and dichloroacetate esters

• US 3,880,823 A
• Filed: 08/24/1970
• Issued: 04/29/1975
• Est. Priority Date: 09/16/1966
• Status: Expired due to Term

• Current Assignee: Akira Hagitani, Ichiro Muramatsu, Jinnosuke Abe, Shumpei Sakakibara, Tetsuo Watanabe
• Original Assignee: Akira Hagitani, Ichiro Muramatsu, Jinnosuke Abe, Shumpei Sakakibara, Tetsuo Watanabe
• Inventors: Watanabe, Tetsuo, Hagitani, Akira, Muramatsu, Ichiro, Sakakibara, Shumpei, Abe, Jinnosuke
• Primary Examiner(s): Gotts, Lewis
• Assistant Examiner(s): Suyat, Reginald J.
• Application Number:
  US05/066,613
• Time in Patent Office: 1,709 Days
• Field of Search: 260/112.5
• US Class Current: 530/315
• CPC Class Codes: C07D 499/00 Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula: , e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
• CPC Class Codes: C07K 1/084 containing nitrogen
• CPC Class Codes: C07K 5/06043 Leu-amino acid
• CPC Class Codes: C07K 5/1013 the side chain containing O or S as heteroatoms, e.g. Cys, Ser
• CPC Class Codes: Y10S 930/15 Oxytocin or vasopressin; related peptides

Abstract

1. A group of new compounds having a general formula:

Claims

1. A PROCESS FOR THE PRODUCTION OF A DEPTIDE HAVING THE GENERAL FORMULA:

2. The process of claim 1, wherein said peptide is oxytocin.