PL87772B1 - Process for preparing cephalosporins[us3862181a] - Google Patents

Process for preparing cephalosporins[us3862181a] Download PDF

Info

Publication number
PL87772B1
PL87772B1 PL1971151260A PL15126071A PL87772B1 PL 87772 B1 PL87772 B1 PL 87772B1 PL 1971151260 A PL1971151260 A PL 1971151260A PL 15126071 A PL15126071 A PL 15126071A PL 87772 B1 PL87772 B1 PL 87772B1
Authority
PL
Poland
Prior art keywords
acid
salicylidene
solution
ester
aminopenicillanic
Prior art date
Application number
PL1971151260A
Other languages
English (en)
Polish (pl)
Original Assignee
E R Squibb & Sons Inc
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 by E R Squibb & Sons Inc filed Critical E R Squibb & Sons Inc
Publication of PL87772B1 publication Critical patent/PL87772B1/pl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • C07D499/21—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring with a nitrogen atom directly attached in position 6 and a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, e.g. an ester or nitrile radical, directly attached in position 2
    • C07D499/42—Compounds with a free primary amino radical attached in position 6
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cephalosporin Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
PL1971151260A 1970-10-28 1971-10-28 Process for preparing cephalosporins[us3862181a] PL87772B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8494670A 1970-10-28 1970-10-28
US160935A US3862181A (en) 1970-10-28 1971-07-08 Process for preparing cephalosporins

Publications (1)

Publication Number Publication Date
PL87772B1 true PL87772B1 (en) 1976-07-31

Family

ID=26771608

Family Applications (1)

Application Number Title Priority Date Filing Date
PL1971151260A PL87772B1 (en) 1970-10-28 1971-10-28 Process for preparing cephalosporins[us3862181a]

Country Status (18)

Country Link
US (1) US3862181A (forum.php)
AT (1) AT309685B (forum.php)
BE (1) BE774631A (forum.php)
BR (1) BR7107181D0 (forum.php)
CH (1) CH546258A (forum.php)
DD (1) DD94816A5 (forum.php)
DE (1) DE2153600A1 (forum.php)
ES (1) ES396456A1 (forum.php)
FR (1) FR2113352A5 (forum.php)
GB (1) GB1367957A (forum.php)
HU (1) HU163351B (forum.php)
IE (1) IE35781B1 (forum.php)
IL (1) IL38027A (forum.php)
NL (1) NL7114840A (forum.php)
PH (1) PH9733A (forum.php)
PL (1) PL87772B1 (forum.php)
RO (1) RO57922A (forum.php)
SU (1) SU458131A3 (forum.php)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2265798C2 (de) * 1971-06-24 1985-09-26 Fujisawa Pharmaceutical Co., Ltd., Osaka Verfahren zur Herstellung von Oxoazetidin-Derivaten
JPS536158B2 (forum.php) * 1972-03-23 1978-03-04
JPS4970989A (forum.php) * 1972-11-15 1974-07-09
GB1468068A (en) * 1974-10-03 1977-03-23 Farmaceutici Italia Preparation of cephalosporin precursors
US4150145A (en) * 1977-09-15 1979-04-17 Merck & Co., Inc. N-alkylated derivatives of thienamycin sulfoxide and sulfone
US4232030A (en) * 1977-09-15 1980-11-04 Merck & Co., Inc. Substituted N-methylene derivatives of thienamycin sulfoxide and sulfone
US4358447A (en) * 1979-04-27 1982-11-09 Merck & Co., Inc. 7-N-Heterocyclyl cephalosporins
PA8579701A1 (es) * 2002-08-23 2005-05-24 Pfizer Prod Inc Profarmaco inhibidor de beta-lactamasa
BRPI0410936A (pt) * 2003-06-05 2006-06-27 Pfizer Prod Inc pró-fármaco inibidor da beta-lactamase
FR3130227B1 (fr) 2021-12-13 2023-11-03 Psa Automobiles Sa Procédé et dispositif de contrôle d’accélération d’un véhicule

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3275626A (en) * 1962-07-31 1966-09-27 Lilly Co Eli Penicillin conversion via sulfoxide
US3544581A (en) * 1965-07-22 1970-12-01 Bristol Myers Co Production of 6-amino-penicillanic acid sulfoxide
US3647786A (en) * 1968-10-03 1972-03-07 Lilly Co Eli Preparation of cephalosporin sulfoxides
US3632850A (en) * 1969-03-18 1972-01-04 Lilly Co Eli Cephalexin synthesis
US3647781A (en) * 1969-08-14 1972-03-07 Squibb & Sons Inc Imines of nitroheterocyclic aldehydes and compounds of the penicllanic acid or cepham series

Also Published As

Publication number Publication date
NL7114840A (forum.php) 1972-05-03
IL38027A0 (en) 1971-12-29
IE35781L (en) 1972-04-29
CH546258A (fr) 1974-02-28
AT309685B (de) 1973-08-27
ES396456A1 (es) 1975-02-01
GB1367957A (en) 1974-09-25
HU163351B (forum.php) 1973-07-28
BE774631A (fr) 1972-04-28
BR7107181D0 (pt) 1973-08-16
US3862181A (en) 1975-01-21
RO57922A (forum.php) 1975-06-15
FR2113352A5 (forum.php) 1972-06-23
PH9733A (en) 1976-02-27
IL38027A (en) 1975-05-22
DD94816A5 (forum.php) 1973-01-05
SU458131A3 (ru) 1975-01-25
IE35781B1 (en) 1976-05-26
DE2153600A1 (forum.php) 1972-05-31

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