IE37562B1 - Process for preparing a cephalosporin - Google Patents

Process for preparing a cephalosporin

Info

Publication number
IE37562B1
IE37562B1 IE646/73A IE64673A IE37562B1 IE 37562 B1 IE37562 B1 IE 37562B1 IE 646/73 A IE646/73 A IE 646/73A IE 64673 A IE64673 A IE 64673A IE 37562 B1 IE37562 B1 IE 37562B1
Authority
IE
Ireland
Prior art keywords
amino
cephalosporin
group
imino
halide
Prior art date
Application number
IE646/73A
Other languages
English (en)
Other versions
IE37562L (en
Original Assignee
Lilly Co Eli
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 US249293A external-priority patent/US3904615A/en
Priority claimed from US00249294A external-priority patent/US3840532A/en
Application filed by Lilly Co Eli filed Critical Lilly Co Eli
Publication of IE37562L publication Critical patent/IE37562L/xx
Publication of IE37562B1 publication Critical patent/IE37562B1/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
    • C07D501/18—7-Aminocephalosporanic or substituted 7-aminocephalosporanic acids
    • 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
    • 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
IE646/73A 1972-05-01 1973-04-25 Process for preparing a cephalosporin IE37562B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US249293A US3904615A (en) 1972-05-01 1972-05-01 Process for cleaving cephalosporin compounds
US00249294A US3840532A (en) 1972-05-01 1972-05-01 Process for cleaving cephalosporin compounds

Publications (2)

Publication Number Publication Date
IE37562L IE37562L (en) 1973-11-01
IE37562B1 true IE37562B1 (en) 1977-08-17

Family

ID=26939961

Family Applications (1)

Application Number Title Priority Date Filing Date
IE646/73A IE37562B1 (en) 1972-05-01 1973-04-25 Process for preparing a cephalosporin

Country Status (16)

Country Link
JP (1) JPS5842194B2 (fr)
AR (1) AR203623A1 (fr)
CH (1) CH582184A5 (fr)
DD (1) DD105239A5 (fr)
DE (1) DE2321234A1 (fr)
ES (1) ES414153A1 (fr)
FR (1) FR2183098B1 (fr)
GB (1) GB1421199A (fr)
HU (2) HU167595B (fr)
IE (1) IE37562B1 (fr)
IL (1) IL42087A (fr)
NL (1) NL181197C (fr)
RO (1) RO62896A (fr)
SE (1) SE418746B (fr)
SU (1) SU587867A3 (fr)
YU (1) YU108273A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5256823U (fr) * 1975-10-22 1977-04-25
DE2933075C2 (de) * 1979-08-16 1984-04-19 Zahnraederfabrik Renk Ag, 8900 Augsburg Antriebs- und Bremsanlage von Kraftfahrzeugen
JPH0633990U (ja) * 1992-09-29 1994-05-06 呉羽合繊株式会社 着色装置
JP3487083B2 (ja) 1996-02-09 2004-01-13 日立化成工業株式会社 熱硬化性樹脂組成物及びその硬化物
US6518420B2 (en) 1997-06-04 2003-02-11 Biochemie Gesellschaft M.B.H. Precipitation process of 7-aminocephalosporanic acid (7-ACA)
KR100748387B1 (ko) * 1997-06-04 2007-08-10 산도즈 게엠베하 7-아미노세팔로스포란산(7-ａｃａ)의 개선된 침전 방법
CN110094151B (zh) * 2018-01-31 2020-06-16 光宝电子(广州)有限公司 百叶窗

Also Published As

Publication number Publication date
HU167444B (fr) 1975-10-28
RO62896A (fr) 1978-03-15
GB1421199A (en) 1976-01-14
HU167595B (fr) 1975-11-28
IE37562L (en) 1973-11-01
DE2321234A1 (de) 1973-11-22
CH582184A5 (fr) 1976-11-30
IL42087A (en) 1976-01-30
ES414153A1 (es) 1976-06-01
FR2183098A1 (fr) 1973-12-14
AR203623A1 (es) 1975-09-30
AU5468973A (en) 1974-10-24
JPS4947387A (fr) 1974-05-08
SU587867A3 (ru) 1978-01-05
FR2183098B1 (fr) 1975-08-22
IL42087A0 (en) 1973-06-29
JPS5842194B2 (ja) 1983-09-17
SE418746B (sv) 1981-06-22
NL181197C (nl) 1987-07-01
NL7306068A (fr) 1973-11-05
DD105239A5 (fr) 1974-04-12
YU108273A (en) 1982-02-28

Similar Documents

Publication Publication Date Title
US4002531A (en) Modifying enzymes with polyethylene glycol and product produced thereby
PT72834B (en) Method of synthesis within a bacterial host a selected mature protein or polypeptide
AU2360877A (en) Derivatives of 7-amino thiazolyl acetamido cephalorporanic acid
KR850001220A (ko) 나트륨 세퓨록심의 개선된 제조방법
FR2348942B3 (fr)
IE37562B1 (en) Process for preparing a cephalosporin
IE811513L (en) Benzisoselenazolones
McDougall et al. Enzymic acylation of 6-aminopenicillanic acid
GB1444575A (en) Cephalosporin c isolation process and intermediate compounds therefor
GB1409992A (en) Process for preparing cephalexin and intermediates therefor
GB1480971A (en) Preparation of isobutylphenyl compounds
IE45072L (en) Synthesis of 6-[d-2-phenyl-2-(4-pyridylformimidoylamino-¹acetamido)-acetamido] penicillanic acid
GB1205226A (en) Process for the isolation of cephalosporin c
US3503964A (en) Process for the manufacture of esters of 7-aminocephalosporanic acid
GB1314758A (en) Production of antibacterial agents
FR2216288A1 (en) Cephalosporin acetoxymethyl esters - useful as antibacterials and cephalosporin inters
GB1340616A (en) Kasugamycin derivatives
GB1464793A (en) Cephem derivatives and a method for the preparation thereof
GB1277228A (en) An improved process for the production of 7-aminocephalosporanic acid
IE41799L (en) Process for preparing 3-methyl-4-(5-tetrazolyl)-ceph-3-em¹compounds
SE7600340L (sv) Forfarande for framstellning av 2-aminoimidazoliderivat
IE33374B1 (en) Improved process for preparing 7-aminocephalosporanic acid
CA1021797A (en) Process for purifying and stabilizing aqueous alkali metal salt solutions of sorbic acid
IE820746L (en) Improved process for preparing penicillanic acid derivatives
JPS55160012A (en) Production of polymethylenepolyphenylpolycarbamate