Nothing Special   »   [go: up one dir, main page]

JPS5236684A - Process for preparation of novel penicillins and cephalosporins - Google Patents

Process for preparation of novel penicillins and cephalosporins

Info

Publication number
JPS5236684A
JPS5236684A JP50110495A JP11049575A JPS5236684A JP S5236684 A JPS5236684 A JP S5236684A JP 50110495 A JP50110495 A JP 50110495A JP 11049575 A JP11049575 A JP 11049575A JP S5236684 A JPS5236684 A JP S5236684A
Authority
JP
Japan
Prior art keywords
cephalosporins
preparation
penicillins
aralkyl
cycloalkyl
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.)
Granted
Application number
JP50110495A
Other languages
Japanese (ja)
Other versions
JPS6050796B2 (en
Inventor
Isamu Saikawa
Shuntaro Takano
Chosaku Yoshida
Okuta Takashima
Kaishu Momoi
Chiaki Kutani
Hiroshi Kodama
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.)
Toyama Chemical Co Ltd
Original Assignee
Toyama Chemical 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 Toyama Chemical Co Ltd filed Critical Toyama Chemical Co Ltd
Priority to JP11049575A priority Critical patent/JPS6050796B2/en
Publication of JPS5236684A publication Critical patent/JPS5236684A/en
Publication of JPS6050796B2 publication Critical patent/JPS6050796B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Cephalosporin Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

PURPOSE:Penicillins and cephalosporins I [where R is amino acid residue; A is H, alkyl, cycloalkyl, aryl, aralkyl, alkenyl or alkadienyl; R<1> is H, protector forming groups or salt forming cation;R<2> is H, alkyl, cycloalkyl, aryl, aralkyl or alkenyl; Z is II or III (R<4> is H or the organic residue bonded with O, N or S], e.g.D(-)-alpha-(ethyl-2,3-dioxopiperazinocarbonylamino)benzylpenicilli n.
JP11049575A 1975-09-13 1975-09-13 Novel method for producing penicillins and cephalosporins Expired JPS6050796B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11049575A JPS6050796B2 (en) 1975-09-13 1975-09-13 Novel method for producing penicillins and cephalosporins

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11049575A JPS6050796B2 (en) 1975-09-13 1975-09-13 Novel method for producing penicillins and cephalosporins

Publications (2)

Publication Number Publication Date
JPS5236684A true JPS5236684A (en) 1977-03-22
JPS6050796B2 JPS6050796B2 (en) 1985-11-11

Family

ID=14537193

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11049575A Expired JPS6050796B2 (en) 1975-09-13 1975-09-13 Novel method for producing penicillins and cephalosporins

Country Status (1)

Country Link
JP (1) JPS6050796B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS537206A (en) * 1976-07-07 1978-01-23 Matsushita Electric Ind Co Ltd Magnetic recording medium
FR2420347A1 (en) * 1978-03-24 1979-10-19 Toyama Chemical Co Ltd NEW ANTIBACTERIAL COMPOSITION CONTAINING A CEPHALOSPORIN AND A B-LACTAMASE INHIBITOR COMPOUND CONTAINING A B-LACTAM CORE
FR2442053A2 (en) * 1977-06-07 1980-06-20 Pfizer Increasing antibacterial activity of cephalosporin derivs. - by combining with beta lactamase inhibiting penicillanic-S,S-di:oxide
EP0167011A2 (en) * 1984-06-12 1986-01-08 Beecham Group Plc Beta-lactam compounds, intermediates thereof, their use in preparing beta-lactams having a diketopiperazine group

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS537206A (en) * 1976-07-07 1978-01-23 Matsushita Electric Ind Co Ltd Magnetic recording medium
FR2442053A2 (en) * 1977-06-07 1980-06-20 Pfizer Increasing antibacterial activity of cephalosporin derivs. - by combining with beta lactamase inhibiting penicillanic-S,S-di:oxide
FR2420347A1 (en) * 1978-03-24 1979-10-19 Toyama Chemical Co Ltd NEW ANTIBACTERIAL COMPOSITION CONTAINING A CEPHALOSPORIN AND A B-LACTAMASE INHIBITOR COMPOUND CONTAINING A B-LACTAM CORE
EP0167011A2 (en) * 1984-06-12 1986-01-08 Beecham Group Plc Beta-lactam compounds, intermediates thereof, their use in preparing beta-lactams having a diketopiperazine group
EP0167011A3 (en) * 1984-06-12 1986-03-19 Beecham Group Plc Beta-lactam compounds, intermediates thereof, their use in preparing beta-lactams having a diketopiperazine group

Also Published As

Publication number Publication date
JPS6050796B2 (en) 1985-11-11

Similar Documents

Publication Publication Date Title
AU533048B2 (en) Process for production of sulphenamides
DE3066574D1 (en) Optically pure heterocyclic amino acids, process for their preparation and their use
BG42835A3 (en) Method for preparing derivatives of thiazolylacetic acid
CH612427A5 (en) Process for the preparation of heterocyclic compounds substituted by acylamino groups
JPS5236684A (en) Process for preparation of novel penicillins and cephalosporins
JPS5642596A (en) Production of cephalosporin by fermentation
PL238200A1 (en) Process for preparing novel penicillins
CH613971A5 (en) Process for the purification of 7-acylamido- or 7-amino-3-(substituted)-3-cephemcarboxylic acids
JPS55111463A (en) Beta-lactam compound and its preparation
JPS5214790A (en) Process for preparing cephem or penam compounds
CA1034130A (en) Process for hydrolysis of nitriles
AU501660B2 (en) Process for preparing cephalosporins and intermediates
IE35985B1 (en) 6-aminopenicillanic acid derivatives and a process for the manufacture thereof
PT65518A (en) Process for the preparation of novel penicillins and cephalosporins
JPS5446799A (en) Penicillins and cephalosporins
GB1531329A (en) Process for purifying the products obtained from the enzymatic splitting of beta-lactam antibiotics
DD132344A5 (en) PROCESS FOR THE PREPARATION OF BETA-LACTAM ANTIBIOTICS
CA1000030A (en) Process for the preparation of sulphur from claus off-gases
ES8107309A1 (en) 7 alpha -Methoxycephalosporin derivatives
JPS5219684A (en) Preparation of novel alpha-amino acid derivatives
EP0247595A3 (en) New azaphospholones and use thereof
JPS5273872A (en) Synthesis of 3-formyl-4-hydroxynaphthalimides
JPS5236686A (en) Process for preparation of novel penicillins and cephalospolins
CH614716A5 (en) Process for the preparation of novel substituted 7-(alpha-ureidoacetamido)cephalosporins
JPS52254A (en) Process for preparation of secopenicilanic acid amide derivatives

Legal Events

Date Code Title Description
A601 Written request for extension of time

Effective date: 20040405

Free format text: JAPANESE INTERMEDIATE CODE: A601

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20040531

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20040706

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20050524

A521 Written amendment

Effective date: 20050824

Free format text: JAPANESE INTERMEDIATE CODE: A523

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20060214

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060526

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060515

A521 Written amendment

Effective date: 20060526

Free format text: JAPANESE INTERMEDIATE CODE: A523

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060526

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060921

A911 Transfer of reconsideration by examiner before appeal (zenchi)

Effective date: 20061012

Free format text: JAPANESE INTERMEDIATE CODE: A911

A131 Notification of reasons for refusal

Effective date: 20061128

Free format text: JAPANESE INTERMEDIATE CODE: A131

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20061221

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20070123

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20070222

R150 Certificate of patent (=grant) or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

LAPS Cancellation because of no payment of annual fees