BE675298A - - Google Patents

Info

Publication number
BE675298A
BE675298A BE675298DA BE675298A BE 675298 A BE675298 A BE 675298A BE 675298D A BE675298D A BE 675298DA BE 675298 A BE675298 A BE 675298A
Authority
BE
Belgium
Application number
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 BE675298A publication Critical patent/BE675298A/xx

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
    • C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
    • C07D501/24—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
    • C07D501/26—Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group
    • C07D501/32—Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group with the 7-amino radical acylated by an araliphatic carboxylic acid, which is substituted on the aliphatic radical by hetero atoms
    • 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)
BE675298D 1965-03-08 1966-01-18 BE675298A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43804665A 1965-03-08 1965-03-08

Publications (1)

Publication Number Publication Date
BE675298A true BE675298A (fr) 1966-07-18

Family

ID=23738987

Family Applications (1)

Application Number Title Priority Date Filing Date
BE675298D BE675298A (fr) 1965-03-08 1966-01-18

Country Status (10)

Country Link
US (1) US3518260A (fr)
BE (1) BE675298A (fr)
BR (1) BR6676469D0 (fr)
CH (1) CH480368A (fr)
CY (1) CY527A (fr)
DE (1) DE1670600A1 (fr)
DK (1) DK140943B (fr)
GB (1) GB1123333A (fr)
NL (1) NL6600636A (fr)
SE (1) SE354663B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2206934A1 (fr) * 1972-11-17 1974-06-14 Fujisawa Pharmaceutical Co

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4123611A (en) * 1970-10-21 1978-10-31 President Of Osaka University N-protected amino compounds
YU39709B (en) * 1972-09-15 1985-04-30 Bristol Myers Co Process for producing cephalosporin
US3880846A (en) * 1972-12-19 1975-04-29 Squibb & Sons Inc Vinylaminoacetyl cephalosporins
FR2265391B1 (fr) * 1974-04-02 1978-11-03 Isf Spa
AT342197B (de) * 1975-02-20 1978-03-28 Ciba Geigy Ag Neues verfahren zur herstellung von 3-cephemverbindungen
US4490370A (en) * 1983-04-12 1984-12-25 Eli Lilly And Company Naphthylglycyl cephalosporin derivatives
US4474780A (en) * 1983-07-22 1984-10-02 Eli Lilly And Company Crystalline cephalosporin
US4492694A (en) * 1983-04-12 1985-01-08 Eli Lilly And Company Indolylglycyl cephalosporin derivatives
HU208110B (en) * 1989-07-27 1993-08-30 Chinoin Gyogyszer Es Vegyeszet Process for producing phenylglycine derivatives
HU210480B (en) * 1989-07-27 1995-04-28 Chinoin Gyogyszer Es Vegyeszet Process for the preparation of acetic acid-(trifluoromethanesulfonic acid) mixed anhydride derivatives
US5908929A (en) * 1996-12-05 1999-06-01 Vitara Chemicals Limited Process for the manufacture of the antibiotic 7-(D-α-amino-α-phenylacetamido)-3-methyl-3-cephem-4-carboxylic acid (cephalexin) and pharmaceutically acceptable salts thereof

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3252973A (en) * 1962-10-08 1966-05-24 Lilly Co Eli Acylation via carbodimides for penicillin and cephalosporin preparation
SE320074B (fr) * 1964-01-16 1970-02-02 Astra Ab

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2206934A1 (fr) * 1972-11-17 1974-06-14 Fujisawa Pharmaceutical Co

Also Published As

Publication number Publication date
NL6600636A (fr) 1966-09-09
CY527A (en) 1970-02-16
DK140943C (fr) 1980-05-19
US3518260A (en) 1970-06-30
GB1123333A (en) 1968-08-14
BR6676469D0 (pt) 1973-09-06
SE354663B (fr) 1973-03-19
CH480368A (de) 1969-10-31
DE1670600A1 (de) 1970-08-06
DK140943B (da) 1979-12-10

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: ELI LILLY AND CY

Effective date: 19860118