NL7502292A - Werkwijze ter bereiding van enolderivaten. - Google Patents

Werkwijze ter bereiding van enolderivaten.

Info

Publication number
NL7502292A
NL7502292A NL7502292A NL7502292A NL7502292A NL 7502292 A NL7502292 A NL 7502292A NL 7502292 A NL7502292 A NL 7502292A NL 7502292 A NL7502292 A NL 7502292A NL 7502292 A NL7502292 A NL 7502292A
Authority
NL
Netherlands
Prior art keywords
preparation
enol derivatives
enol
derivatives
Prior art date
Application number
NL7502292A
Other languages
English (en)
Dutch (nl)
Original Assignee
Ciba Geigy
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
Priority claimed from CH269374A external-priority patent/CH601310A5/de
Priority claimed from CH776674A external-priority patent/CH610584A5/de
Application filed by Ciba Geigy filed Critical Ciba Geigy
Publication of NL7502292A publication Critical patent/NL7502292A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C313/00—Sulfinic acids; Sulfenic acids; Halides, esters or anhydrides thereof; Amides of sulfinic or sulfenic acids, i.e. compounds having singly-bound oxygen atoms of sulfinic or sulfenic groups replaced by nitrogen atoms, not being part of nitro or nitroso groups
    • C07C313/02—Sulfinic acids; Derivatives thereof
    • C07C313/04—Sulfinic acids; Esters thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D205/00—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom
    • C07D205/02—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings
    • C07D205/06—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D205/08—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams
    • C07D205/09—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams with a sulfur atom directly attached in position 4
    • C07D205/095—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams with a sulfur atom directly attached in position 4 and with a nitrogen atom directly attached in position 3
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
NL7502292A 1974-02-26 1975-02-26 Werkwijze ter bereiding van enolderivaten. NL7502292A (nl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH269374A CH601310A5 (en) 1974-02-26 1974-02-26 7-Amino-3-hydroxy-2(or 3)-cephem-4-carboxylic acid derivs prepn
CH776674A CH610584A5 (en) 1974-02-26 1974-06-05 Process for the preparation of 2-(3-amino-2-oxo-4-sulphonylthio-1- azetidinyl)-3-methylenebutyric acid derivatives
CH1100074 1974-08-12

Publications (1)

Publication Number Publication Date
NL7502292A true NL7502292A (nl) 1975-08-28

Family

ID=27173851

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7502292A NL7502292A (nl) 1974-02-26 1975-02-26 Werkwijze ter bereiding van enolderivaten.

Country Status (21)

Country Link
JP (1) JPS625919B2 (US06420036-20020716-C00037.png)
AR (1) AR208538A1 (US06420036-20020716-C00037.png)
AT (2) AT337362B (US06420036-20020716-C00037.png)
AU (1) AU498131B2 (US06420036-20020716-C00037.png)
BE (1) BE825919A (US06420036-20020716-C00037.png)
BG (1) BG26201A3 (US06420036-20020716-C00037.png)
CA (2) CA1059988A (US06420036-20020716-C00037.png)
DD (1) DD117074A5 (US06420036-20020716-C00037.png)
DE (1) DE2506330A1 (US06420036-20020716-C00037.png)
DK (2) DK73475A (US06420036-20020716-C00037.png)
ES (2) ES435110A1 (US06420036-20020716-C00037.png)
FI (1) FI66389C (US06420036-20020716-C00037.png)
FR (1) FR2261761B1 (US06420036-20020716-C00037.png)
GB (1) GB1503581A (US06420036-20020716-C00037.png)
HU (1) HU175212B (US06420036-20020716-C00037.png)
IE (1) IE40695B1 (US06420036-20020716-C00037.png)
IL (1) IL46699A (US06420036-20020716-C00037.png)
NL (1) NL7502292A (US06420036-20020716-C00037.png)
NO (1) NO750625L (US06420036-20020716-C00037.png)
NZ (1) NZ176623A (US06420036-20020716-C00037.png)
SE (3) SE431652B (US06420036-20020716-C00037.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7601613A (nl) * 1975-02-17 1976-08-19 Shionogi & Co Synthese van verbindingen met een cephem-ring.

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1044247B (it) * 1974-08-02 1980-03-20 Farmaceutici Italia Intermedi per la sintesi di derivati b lattamici e procedimento per la loro preparazone
JPS5198265A (US06420036-20020716-C00037.png) * 1975-02-17 1976-08-30
AT342197B (de) * 1975-02-20 1978-03-28 Ciba Geigy Ag Neues verfahren zur herstellung von 3-cephemverbindungen
US4029645A (en) * 1975-11-17 1977-06-14 E. R. Squibb & Sons, Inc. Mercury intermediates useful in the preparation of 2-alkoxy cephalosporins
JPH0639474B2 (ja) * 1983-03-04 1994-05-25 大塚化学株式会社 セファロスポリン化合物の製造法
JPS59228854A (ja) * 1983-06-08 1984-12-22 真井　康博 薬液収納兼即効注出器
JPS60237061A (ja) * 1984-05-08 1985-11-25 Otsuka Chem Co Ltd アゼチジノン誘導体の製造法
GB2152497B (en) * 1983-11-28 1987-08-05 Otsuka Kagaku Kk Process for the preparation of azetidinone derivatives
JPS60115562A (ja) * 1983-11-28 1985-06-22 Otsuka Chem Co Ltd アゼチジノン誘導体の製造法
JPS60126263A (ja) * 1983-12-12 1985-07-05 Otsuka Chem Co Ltd アゼチジノン誘導体の製造法
JPS61178961A (ja) * 1985-02-01 1986-08-11 Otsuka Chem Co Ltd アゼチジノン誘導体の製造法
DE3725375A1 (de) * 1987-07-31 1989-02-09 Bayer Ag Stabile oxapenem-3-carbonsaeuren
JP3195959B2 (ja) * 1991-03-13 2001-08-06 大塚化学株式会社 ３−ヒドロキシセフェム誘導体の製造法
WO2004039813A1 (en) * 2002-11-01 2004-05-13 Orchid Chemicals & Pharmaceuticals Ltd An improved process for the preparation of chloro methyl cephem derivatives
EA024847B1 (ru) 2011-12-20 2016-10-31 Рибосайенс Ллк 4'-азидо,3'-фторзамещенные производные нуклеозидов в качестве ингибиторов репликации рнк вируса гепатита с
CN104011061B (zh) 2011-12-20 2017-06-13 里博科学有限责任公司 作为hcv rna复制抑制剂的2‘,4’‑二氟‑2‘‑甲基取代的核苷衍生物
US20180200280A1 (en) 2013-05-16 2018-07-19 Riboscience Llc 4'-Fluoro-2'-Methyl Substituted Nucleoside Derivatives as Inhibitors of HCV RNA Replication
CN105307661A (zh) 2013-05-16 2016-02-03 里博科学有限责任公司 4’-叠氮基,3’-脱氧基-3’-氟取代的核苷衍生物
UA123533C2 (uk) 2013-05-16 2021-04-21 Рібосаєнс Ллс 4'-фтор-2'-метилзаміщені нуклеозидні похідні
AR112702A1 (es) 2017-09-21 2019-11-27 Riboscience Llc Derivados de nucleósidos sustituidos con 4’-fluoro-2’-metilo como inhibidores de la replicación de hcv arn

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2230372A1 (de) * 1972-06-21 1973-01-11 Fujisawa Pharmaceutical Co Verfahren zur herstellung von oxidierten penam-derivaten
SE428022B (sv) * 1972-06-29 1983-05-30 Ciba Geigy Ag 7beta-amino-cefam-3-on-4-karboxylsyraforeningar till anvendning for framstellning av cefalosporinderivat
AR206201A1 (es) * 1972-06-29 1976-07-07 Ciba Geigy Ag Procedimiento para la obtencion de compuestos de acido 7beta-amino-3-cefem-3-01-4-carboxilico0-substituidos

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7601613A (nl) * 1975-02-17 1976-08-19 Shionogi & Co Synthese van verbindingen met een cephem-ring.

Also Published As

Publication number Publication date
SE7807811L (sv) 1978-07-13
NZ176623A (en) 1978-04-03
SE7807810L (sv) 1978-07-13
JPS50129590A (US06420036-20020716-C00037.png) 1975-10-13
CA1080713A (en) 1980-07-01
FR2261761B1 (US06420036-20020716-C00037.png) 1978-08-18
BE825919A (fr) 1975-08-25
ES452915A1 (es) 1977-11-01
SE7501317L (US06420036-20020716-C00037.png) 1975-08-27
IL46699A0 (en) 1975-04-25
IL46699A (en) 1977-11-30
DD117074A5 (US06420036-20020716-C00037.png) 1975-12-20
JPS625919B2 (US06420036-20020716-C00037.png) 1987-02-07
SE438854B (sv) 1985-05-13
AU498131B2 (en) 1979-02-15
SE431652B (sv) 1984-02-20
IE40695B1 (en) 1979-08-01
BG26201A3 (bg) 1979-02-15
ATA28178A (de) 1978-10-15
IE40695L (en) 1975-08-26
FI66389B (fi) 1984-06-29
DE2506330A1 (de) 1975-09-04
DK73475A (US06420036-20020716-C00037.png) 1975-10-20
GB1503581A (en) 1978-03-15
AR208538A1 (es) 1977-02-15
FI750503A (US06420036-20020716-C00037.png) 1975-08-27
ES435110A1 (es) 1977-03-16
HU175212B (hu) 1980-06-28
SE438855B (sv) 1985-05-13
AT337362B (de) 1977-06-27
ATA108275A (de) 1976-10-15
FI66389C (fi) 1984-10-10
CA1059988A (en) 1979-08-07
DK348678A (da) 1978-08-07
AT350068B (de) 1979-05-10
FR2261761A1 (US06420036-20020716-C00037.png) 1975-09-19
AU7849875A (en) 1976-08-26
NO750625L (US06420036-20020716-C00037.png) 1975-08-27

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
BV The patent application has lapsed