NL6911731A - - Google Patents

Info

Publication number
NL6911731A
NL6911731A NL6911731A NL6911731A NL6911731A NL 6911731 A NL6911731 A NL 6911731A NL 6911731 A NL6911731 A NL 6911731A NL 6911731 A NL6911731 A NL 6911731A NL 6911731 A NL6911731 A NL 6911731A
Authority
NL
Netherlands
Application number
NL6911731A
Other versions
NL165750C (en
NL165750B (en
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 filed Critical
Publication of NL6911731A publication Critical patent/NL6911731A/xx
Publication of NL165750B publication Critical patent/NL165750B/en
Application granted granted Critical
Publication of NL165750C publication Critical patent/NL165750C/en

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
    • C07D501/60—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 3 and 4
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/12—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft
    • 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)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cephalosporin Compounds (AREA)
NL6911731.A 1968-09-12 1969-07-31 PROCESS FOR PREPARING SUBSTITUTED 7 AMINO DELTA & 002-CEFEM 4-CARBONIC ACID ESTERS. NL165750C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75949068A 1968-09-12 1968-09-12

Publications (3)

Publication Number Publication Date
NL6911731A true NL6911731A (en) 1970-03-16
NL165750B NL165750B (en) 1980-12-15
NL165750C NL165750C (en) 1981-05-15

Family

ID=25055841

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6911731.A NL165750C (en) 1968-09-12 1969-07-31 PROCESS FOR PREPARING SUBSTITUTED 7 AMINO DELTA & 002-CEFEM 4-CARBONIC ACID ESTERS.

Country Status (10)

Country Link
JP (1) JPS5013276B1 (en)
BE (1) BE737123A (en)
CH (1) CH519517A (en)
DE (1) DE1940081C3 (en)
DK (1) DK139725B (en)
FR (1) FR2017860A1 (en)
GB (1) GB1263343A (en)
IE (1) IE33537B1 (en)
IL (1) IL32545A (en)
NL (1) NL165750C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3849408A (en) * 1971-05-03 1974-11-19 Squibb & Sons Inc 4-substituted-delta2-cephalosporin derivatives
JPS5254972U (en) * 1975-10-18 1977-04-20

Also Published As

Publication number Publication date
IE33537B1 (en) 1974-08-07
FR2017860A1 (en) 1970-05-22
NL165750C (en) 1981-05-15
GB1263343A (en) 1972-02-09
CH519517A (en) 1972-02-29
BE737123A (en) 1970-02-06
NL165750B (en) 1980-12-15
JPS5013276B1 (en) 1975-05-19
IE33537L (en) 1970-03-19
DE1940081C3 (en) 1974-05-02
DE1940081A1 (en) 1970-05-06
IL32545A (en) 1974-05-16
IL32545A0 (en) 1969-11-12
DK139725C (en) 1979-09-17
DE1940081B2 (en) 1973-09-27
DK139725B (en) 1979-04-02

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee