JPS5653679A - N-acyl-alpha-amino acid derivative - Google Patents

N-acyl-alpha-amino acid derivative

Info

Publication number
JPS5653679A
JPS5653679A JP12951979A JP12951979A JPS5653679A JP S5653679 A JPS5653679 A JP S5653679A JP 12951979 A JP12951979 A JP 12951979A JP 12951979 A JP12951979 A JP 12951979A JP S5653679 A JPS5653679 A JP S5653679A
Authority
JP
Japan
Prior art keywords
group
amino acid
formula
ring
compound
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP12951979A
Other languages
Japanese (ja)
Inventor
Kazuo Kikazawa
Mineji Hiiragi
Kikuo Wakizaka
Shigeru Yamabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aska Pharmaceutical Co Ltd
Original Assignee
Grelan Pharmaceutical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Grelan Pharmaceutical Co Ltd filed Critical Grelan Pharmaceutical Co Ltd
Priority to JP12951979A priority Critical patent/JPS5653679A/en
Publication of JPS5653679A publication Critical patent/JPS5653679A/en
Pending legal-status Critical Current

Links

Landscapes

  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

NEW MATERIAL:A compound of formula I (ring A is phenyl or nitrogen-containing six-membered ring; R1 is H or lower alkyl; R2 is H, lower alkyl or characteristic group of an α-amino acid).
EXAMPLE: N-( 1-Ethyl-1, 4-dihydro-6, 7-methylenedioxy-4-oxoquinoline-3-carbonyl)alanine.
USE: An antibacterial agent effective to various bacteria, and an agent effective to enhance the pharmaceutical activity of other antibacterial agents.
PROCESS: The compound of formula I is prepared by reacting a compound of formula II (ring A' is the same as the ring A provided that when it contains a reaction- inhibiting group such as amino, OH, etc., the group is protected) or its reactive derivative with an α-amino acid of formula III (R'2 is the same as R2 provided that when it contains a reaction-inhibiting group such as amino, OH, etc., the group is protected) in water or an organic solvent such as ethanol under cooling or moderate heating.
COPYRIGHT: (C)1981,JPO&Japio
JP12951979A 1979-10-09 1979-10-09 N-acyl-alpha-amino acid derivative Pending JPS5653679A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12951979A JPS5653679A (en) 1979-10-09 1979-10-09 N-acyl-alpha-amino acid derivative

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12951979A JPS5653679A (en) 1979-10-09 1979-10-09 N-acyl-alpha-amino acid derivative

Publications (1)

Publication Number Publication Date
JPS5653679A true JPS5653679A (en) 1981-05-13

Family

ID=15011501

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12951979A Pending JPS5653679A (en) 1979-10-09 1979-10-09 N-acyl-alpha-amino acid derivative

Country Status (1)

Country Link
JP (1) JPS5653679A (en)

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