JPS57134488A - Novel cephalosporins and their preparations - Google Patents
Novel cephalosporins and their preparationsInfo
- Publication number
- JPS57134488A JPS57134488A JP2034781A JP2034781A JPS57134488A JP S57134488 A JPS57134488 A JP S57134488A JP 2034781 A JP2034781 A JP 2034781A JP 2034781 A JP2034781 A JP 2034781A JP S57134488 A JPS57134488 A JP S57134488A
- Authority
- JP
- Japan
- Prior art keywords
- formula
- compound shown
- alkyl
- compound
- formulai
- 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
Links
Abstract
NEW MATERIAL:A compound shown by the formulaI{R is H, acyloxy, (substituted) pyridinium;-S-Het[Het is 5-membered or 6-memberd hetero-cyclic group containing hetero atom, with the proviso that a group shown by the formula II (R3 is H, alkyl) is omitted]; R' is H, alkali metal, etc.; R1 and R2 are H, alkyl; B is 1,4-cyclohexadienyl, furan, a group shown by the formula III[Y is OH- OOCR5(R5 is alkyl, aryl, etc.); Z is halogen; P is 1 or 2}.
USE: An antibacterial agent. Having improved antibacterial activity on a wide range of pathogenic bacteria of Gram-positive and Gram-nehative bacteria including Pseudomonas aeruginosa. Especially effective against bacteria belonging to the genus Pseudomonas, Serratia, Enterobacter, etc.
PROCESS: For example, a compound shown by the formula IV is reacted with a compound shown by the formula V or its reactive derivative, and, if ncessary, the resulted compound is acylated or esterified, to give a compound shown by the formulaI.
COPYRIGHT: (C)1982,JPO&Japio
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2034781A JPS6043074B2 (en) | 1981-02-14 | 1981-02-14 | New cephalosporins and their production method |
US06/337,380 US4436904A (en) | 1981-02-14 | 1982-01-06 | Cephalosporins |
DE19823200400 DE3200400A1 (en) | 1981-02-14 | 1982-01-08 | CEPHALOSPORINE DERIVATIVES |
GB08410875A GB2137624B (en) | 1981-02-14 | 1982-01-11 | Novel dithiolaniminoxoimidazolidines |
GB08410873A GB2137623B (en) | 1981-02-14 | 1982-01-11 | Novel dithiolaniminoimidazolidine carboxylic acids |
GB08410874A GB2136810B (en) | 1981-02-14 | 1982-01-11 | Novel dithiolaniminoimidazolidine carboxyamido carboxlyic acids |
GB8200687A GB2093447B (en) | 1981-02-14 | 1982-01-11 | Novel cephalosporins and processes for preparation thereof |
FR8202341A FR2499994B1 (en) | 1981-02-14 | 1982-02-12 | NEW CEPHALOSPORINS, THEIR PREPARATION AND INTERMEDIATE PRODUCTS OBTAINED |
CA000396205A CA1197838A (en) | 1981-02-14 | 1982-02-12 | Cephalosporins and processes for preparation thereof |
IT19626/82A IT1157264B (en) | 1981-02-14 | 1982-02-12 | CEPHALOSPORINE AND PROCEDURES FOR THEIR PREPARATION |
CH895/82A CH651573A5 (en) | 1981-02-14 | 1982-02-12 | CEPHALOSPORIN DERIVATIVES. |
FR8215458A FR2513253B1 (en) | 1981-02-14 | 1982-09-13 | NOVEL 2-OXO-3- (1,3-DITHIOLAN-2-IMINO) -IMIDAZOLIDINE DERIVATIVES AND THEIR PREPARATION PROCESS |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2034781A JPS6043074B2 (en) | 1981-02-14 | 1981-02-14 | New cephalosporins and their production method |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57134488A true JPS57134488A (en) | 1982-08-19 |
JPS6043074B2 JPS6043074B2 (en) | 1985-09-26 |
Family
ID=12024587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2034781A Expired JPS6043074B2 (en) | 1981-02-14 | 1981-02-14 | New cephalosporins and their production method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6043074B2 (en) |
-
1981
- 1981-02-14 JP JP2034781A patent/JPS6043074B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS6043074B2 (en) | 1985-09-26 |
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