FR2411198A1 - Procede de preparation de 7-aminocephalosporines - Google Patents
Procede de preparation de 7-aminocephalosporinesInfo
- Publication number
- FR2411198A1 FR2411198A1 FR7834908A FR7834908A FR2411198A1 FR 2411198 A1 FR2411198 A1 FR 2411198A1 FR 7834908 A FR7834908 A FR 7834908A FR 7834908 A FR7834908 A FR 7834908A FR 2411198 A1 FR2411198 A1 FR 2411198A1
- Authority
- FR
- France
- Prior art keywords
- group
- aminocephalosporins
- bopi
- ylthio
- halogenide
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/14—Compounds having a nitrogen atom directly attached in position 7
- C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
- C07D501/18—7-Aminocephalosporanic or substituted 7-aminocephalosporanic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
Abstract
ON PREPARE LES 7-AMINOCEPHALOSPORINES DE FORMULE: (CF DESSIN DANS BOPI) OU R EST UN GROUPEMENT 3-OXOBUTYRYLOXY, 1-METHYL-1H-TETRAZOL-5-YLTHIO OU 1-(2-DIMETHYLAMINOETHYL)-1H-TETRAZOL-5-YLTHIO OU UN DE LEURS SELS, EN PROTEGEANT D'ABORD LE GROUPEMENT CARBOXY EN POSITION 4 DU COMPOSE DE FORMULE: (CF DESSIN DANS BOPI) OU R EST UN GROUPEMENT AMINO POUVANT ETRE PROTEGE, OU UN DE SES SELS, AVEC UN HALOGENURE D'ACETYLE OU DE PROPIONYLE, PUIS ON COUPE LE GROUPEMENT AMINE EN POSITION 7 DU COMPOSE POUR LE TRANSFORMER EN UN IMINO-HALOGENURE PUIS EN UN IMINO-ETHER QUE L'ON TRANSFORME EN GROUPEMENT AMINO. LES COMPOSES OBTENUS SONT DES INTERMEDIAIRES DE SYNTHESE DE COMPOSES ANTIBACTERIENS IMPORTANTS.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52149718A JPS5851956B2 (ja) | 1977-12-12 | 1977-12-12 | セフアロスポリン化合物の製造法 |
JP52151105A JPS5919552B2 (ja) | 1977-12-14 | 1977-12-14 | セフアロスポリン化合物の製造法 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2411198A1 true FR2411198A1 (fr) | 1979-07-06 |
FR2411198B1 FR2411198B1 (fr) | 1982-12-17 |
Family
ID=26479512
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7834908A Granted FR2411198A1 (fr) | 1977-12-12 | 1978-12-12 | Procede de preparation de 7-aminocephalosporines |
Country Status (8)
Country | Link |
---|---|
US (1) | US4286088A (fr) |
CH (1) | CH638219A5 (fr) |
DE (1) | DE2853176A1 (fr) |
ES (1) | ES475880A1 (fr) |
FR (1) | FR2411198A1 (fr) |
GB (1) | GB2009736B (fr) |
GR (1) | GR70261B (fr) |
IT (1) | IT1101736B (fr) |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL150798B (nl) * | 1967-08-07 | 1976-09-15 | Koninklijke Gist Spiritus | Werkwijze voor de bereiding van 7-aminocefalosoranzuur en derivaten daarvan. |
US3839328A (en) * | 1969-11-13 | 1974-10-01 | Lilly Co Eli | Use of mixed anhydride protecting group in cleaving acyl groups from cephalosporins and penicillins |
BE758800A (fr) * | 1969-11-13 | 1971-05-12 | Lilly Co Eli | Methode de coupure du groupement 7-carboxamide d'un compose de cephalosporine |
GB1391271A (en) * | 1971-04-30 | 1975-04-16 | Glaxo Lab Ltd | Preparation of antibiotic compounds |
BE788142A (fr) * | 1971-09-03 | 1973-02-28 | Lilly Co Eli | Procede de preparation de l'acide 7-aminocephalosporanique |
GB1395184A (en) * | 1972-03-09 | 1975-05-21 | Alfa Farmaceutici Spa | Cephalosporin derivatives |
US3932392A (en) * | 1974-01-14 | 1976-01-13 | Bristol-Myers Company | Process for the preparation of 7-aminocephalosporanic acids |
JPS50149694A (fr) | 1974-05-21 | 1975-11-29 | ||
GB1457238A (en) * | 1974-05-28 | 1976-12-01 | Sangyo Kagaku Kenkyu Kyokai | Cephalosporin derivatives |
JPS5826355B2 (ja) * | 1974-07-24 | 1983-06-02 | ザイダンホウジン サンギヨウカガクケンキユウキヨウカイ | 7− アミノセフアロスポランサンユウドウタイノ セイゾウホウホウ |
DK159154C (da) * | 1975-02-24 | 1991-02-11 | Takeda Chemical Industries Ltd | Fremgangsmaade til fremstilling af cephalosporinderivater eller salte deraf |
-
1978
- 1978-11-24 GR GR57733A patent/GR70261B/el unknown
- 1978-12-05 US US05/966,654 patent/US4286088A/en not_active Expired - Lifetime
- 1978-12-06 GB GB7847436A patent/GB2009736B/en not_active Expired
- 1978-12-08 DE DE19782853176 patent/DE2853176A1/de not_active Ceased
- 1978-12-11 ES ES475880A patent/ES475880A1/es not_active Expired
- 1978-12-11 CH CH1259178A patent/CH638219A5/de not_active IP Right Cessation
- 1978-12-12 IT IT30762/78A patent/IT1101736B/it active Protection Beyond IP Right Term
- 1978-12-12 FR FR7834908A patent/FR2411198A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
CH638219A5 (de) | 1983-09-15 |
GB2009736B (en) | 1982-08-18 |
DE2853176A1 (de) | 1979-06-13 |
ES475880A1 (es) | 1979-05-01 |
US4286088A (en) | 1981-08-25 |
IT7830762A0 (it) | 1978-12-12 |
IT1101736B (it) | 1985-10-07 |
GR70261B (fr) | 1982-09-02 |
FR2411198B1 (fr) | 1982-12-17 |
GB2009736A (en) | 1979-06-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CL | Concession to grant licences | ||
ST | Notification of lapse |