ZA834495B - Epimerization of malonic acid esters - Google Patents

Epimerization of malonic acid esters

Info

Publication number
ZA834495B
ZA834495B ZA834495A ZA834495A ZA834495B ZA 834495 B ZA834495 B ZA 834495B ZA 834495 A ZA834495 A ZA 834495A ZA 834495 A ZA834495 A ZA 834495A ZA 834495 B ZA834495 B ZA 834495B
Authority
ZA
South Africa
Prior art keywords
epimerization
acid esters
malonic acid
malonic
esters
Prior art date
Application number
ZA834495A
Other languages
English (en)
Inventor
Narisada Masayuki
Onoue Hiroshi
Ohtani Mitsuaki
Watanabe Fumihiko
Original Assignee
Shionogi & Co
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 Shionogi & Co filed Critical Shionogi & Co
Publication of ZA834495B publication Critical patent/ZA834495B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D498/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D498/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D498/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D505/00—Heterocyclic compounds containing 5-oxa-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. oxacephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • 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)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
ZA834495A 1982-07-02 1983-06-20 Epimerization of malonic acid esters ZA834495B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57116048A JPS597193A (ja) 1982-07-02 1982-07-02 マロニルメチル基の異性化方法

Publications (1)

Publication Number Publication Date
ZA834495B true ZA834495B (en) 1984-07-25

Family

ID=14677411

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA834495A ZA834495B (en) 1982-07-02 1983-06-20 Epimerization of malonic acid esters

Country Status (30)

Country Link
US (1) US4504658A (cs)
EP (1) EP0098545B1 (cs)
JP (1) JPS597193A (cs)
KR (1) KR890000812B1 (cs)
AR (1) AR242391A1 (cs)
AT (1) ATE19401T1 (cs)
AU (1) AU564850B2 (cs)
BG (1) BG37526A3 (cs)
CA (1) CA1192193A (cs)
CS (1) CS244940B2 (cs)
DD (1) DD210052A5 (cs)
DE (2) DE98545T1 (cs)
DK (1) DK160502C (cs)
EG (1) EG16539A (cs)
ES (1) ES8500954A1 (cs)
FI (1) FI832407L (cs)
GB (1) GB2124217B (cs)
GR (1) GR78620B (cs)
HU (1) HU187944B (cs)
IE (1) IE55767B1 (cs)
IL (1) IL69146A (cs)
NO (1) NO832387L (cs)
NZ (1) NZ204627A (cs)
PH (1) PH21139A (cs)
PL (1) PL141782B1 (cs)
PT (1) PT76973B (cs)
RO (1) RO86355B (cs)
SU (1) SU1225488A3 (cs)
YU (1) YU44011B (cs)
ZA (1) ZA834495B (cs)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60123490A (ja) * 1983-12-07 1985-07-02 Shionogi & Co Ltd マロニルオキサセフェムカルボン酸誘導体
US4998060A (en) * 1989-07-12 1991-03-05 Pacific Scientific Company Fault indicator with hot stick clamping mechanism
JP2006028154A (ja) * 2004-06-14 2006-02-02 Sumitomo Chemical Co Ltd 光学活性化合物の製造方法
CN102260280A (zh) * 2010-05-28 2011-11-30 上海医药工业研究院 拉氧头孢钠的制备方法
US9249265B1 (en) 2014-09-08 2016-02-02 Sirrus, Inc. Emulsion polymers including one or more 1,1-disubstituted alkene compounds, emulsion methods, and polymer compositions
US10414839B2 (en) 2010-10-20 2019-09-17 Sirrus, Inc. Polymers including a methylene beta-ketoester and products formed therefrom
EP2630116B1 (en) 2010-10-20 2017-09-27 Sirrus, Inc. Synthesis of methylene malonates using rapid recovery in the presence of a heat transfer agent
US9279022B1 (en) 2014-09-08 2016-03-08 Sirrus, Inc. Solution polymers including one or more 1,1-disubstituted alkene compounds, solution polymerization methods, and polymer compositions
US9828324B2 (en) 2010-10-20 2017-11-28 Sirrus, Inc. Methylene beta-diketone monomers, methods for making methylene beta-diketone monomers, polymerizable compositions and products formed therefrom
EP2768897B1 (en) 2011-10-19 2019-01-23 Sirrus, Inc. Methods for making methylene beta-diketone monomers
CA2869108A1 (en) 2012-03-30 2013-10-03 Bioformix Inc. Methods for activating polymerizable compositions, polymerizable systems, and products formed thereby
CA2869112A1 (en) 2012-03-30 2013-10-03 Bioformix Inc. Composite and laminate articles and polymerizable systems for producing the same
EP2831185B1 (en) 2012-03-30 2019-09-25 Sirrus, Inc. Ink and coating formulations and polymerizable systems for producing the same
WO2013181600A2 (en) 2012-06-01 2013-12-05 Bioformix Inc. Optical material and articles formed therefrom
WO2014078689A1 (en) 2012-11-16 2014-05-22 Bioformix Inc. Plastics bonding systems and methods
EP3712928A1 (en) 2012-11-30 2020-09-23 Sirrus, Inc. Composite compositions for electronics applications
WO2014110388A1 (en) 2013-01-11 2014-07-17 Bioformix Inc. Method to obtain methylene malonate via bis(hydroxymethyl) malonate pathway
US9416091B1 (en) 2015-02-04 2016-08-16 Sirrus, Inc. Catalytic transesterification of ester compounds with groups reactive under transesterification conditions
US9315597B2 (en) 2014-09-08 2016-04-19 Sirrus, Inc. Compositions containing 1,1-disubstituted alkene compounds for preparing polymers having enhanced glass transition temperatures
US10501400B2 (en) 2015-02-04 2019-12-10 Sirrus, Inc. Heterogeneous catalytic transesterification of ester compounds with groups reactive under transesterification conditions
US9334430B1 (en) 2015-05-29 2016-05-10 Sirrus, Inc. Encapsulated polymerization initiators, polymerization systems and methods using the same
US9217098B1 (en) 2015-06-01 2015-12-22 Sirrus, Inc. Electroinitiated polymerization of compositions having a 1,1-disubstituted alkene compound
US9518001B1 (en) 2016-05-13 2016-12-13 Sirrus, Inc. High purity 1,1-dicarbonyl substituted-1-alkenes and methods for their preparation
US10196481B2 (en) 2016-06-03 2019-02-05 Sirrus, Inc. Polymer and other compounds functionalized with terminal 1,1-disubstituted alkene monomer(s) and methods thereof
US9567475B1 (en) 2016-06-03 2017-02-14 Sirrus, Inc. Coatings containing polyester macromers containing 1,1-dicarbonyl-substituted 1 alkenes
US9617377B1 (en) 2016-06-03 2017-04-11 Sirrus, Inc. Polyester macromers containing 1,1-dicarbonyl-substituted 1 alkenes
US10428177B2 (en) 2016-06-03 2019-10-01 Sirrus, Inc. Water absorbing or water soluble polymers, intermediate compounds, and methods thereof
KR102115644B1 (ko) * 2017-09-13 2020-05-27 주식회사 동도물산 7α-알콕시옥사세펨 중간체의 제조방법
CN112480147A (zh) * 2019-09-12 2021-03-12 杭州森泽医药科技有限公司 一种拉氧头孢中间体溶剂化物及其制备方法和表征

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3719667A (en) * 1970-08-24 1973-03-06 Lilly Co Eli Epimerization of 6-acylamido and 6-imido penicillin sulfoxide esters
US4167630A (en) * 1975-12-24 1979-09-11 Merck & Co., Inc. Process for epimerizing beta-lactam antibiotic compounds, and related products
CA1085392A (en) * 1976-03-25 1980-09-09 Masayuki Narisada Arylmalonamido-1-oxadethiacephalosporins
US4234596A (en) * 1976-11-19 1980-11-18 Merck & Co., Inc. 3-(2-Aminoethylthio)-6-(1-hydroxyethyl)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
US4259485A (en) * 1979-04-24 1981-03-31 Eli Lilly And Company Crystallization process
US4252953A (en) * 1979-05-01 1981-02-24 Eli Lilly And Company Antibiotic crystalline epimer
US4320055A (en) * 1980-04-07 1982-03-16 Eli Lilly And Company Process for penicillin epimerization
JPS5711909A (en) * 1980-06-23 1982-01-21 Shionogi & Co Ltd Stable freeze-dried preparation of beta-lactam

Also Published As

Publication number Publication date
FI832407A0 (fi) 1983-06-30
CS244940B2 (en) 1986-08-14
IE831527L (en) 1984-01-02
RO86355A (ro) 1985-03-15
DK304983A (da) 1984-01-03
BG37526A3 (en) 1985-06-14
DK160502C (da) 1991-08-26
CS503683A2 (en) 1985-09-17
AR242391A1 (es) 1993-03-31
GB2124217B (en) 1985-09-04
IL69146A (en) 1987-01-30
KR840005450A (ko) 1984-11-12
PL141782B1 (en) 1987-08-31
ATE19401T1 (de) 1986-05-15
AU564850B2 (en) 1987-08-27
PL242776A1 (en) 1984-08-13
DD210052A5 (de) 1984-05-30
EP0098545A1 (en) 1984-01-18
AU1649683A (en) 1984-01-05
NZ204627A (en) 1986-04-11
PT76973B (en) 1986-01-24
ES523774A0 (es) 1984-11-01
GB2124217A (en) 1984-02-15
YU44011B (en) 1990-02-28
DE98545T1 (de) 1984-08-16
HU187944B (en) 1986-03-28
IE55767B1 (en) 1991-01-16
PT76973A (en) 1983-08-01
DK160502B (da) 1991-03-18
JPS597193A (ja) 1984-01-14
SU1225488A3 (ru) 1986-04-15
JPH0149271B2 (cs) 1989-10-24
US4504658A (en) 1985-03-12
DK304983D0 (da) 1983-07-01
CA1192193A (en) 1985-08-20
ES8500954A1 (es) 1984-11-01
GB8317634D0 (en) 1983-08-03
EP0098545B1 (en) 1986-04-23
GR78620B (cs) 1984-09-27
FI832407L (fi) 1984-01-03
PH21139A (en) 1987-07-27
YU144583A (en) 1986-02-28
DE3363161D1 (en) 1986-05-28
KR890000812B1 (ko) 1989-04-08
EG16539A (en) 1989-03-30
RO86355B (ro) 1985-03-31
NO832387L (no) 1984-01-03

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