BE855165A - Procede de production de l'acide quadrique - Google Patents

Procede de production de l'acide quadrique

Info

Publication number
BE855165A
BE855165A BE178018A BE178018A BE855165A BE 855165 A BE855165 A BE 855165A BE 178018 A BE178018 A BE 178018A BE 178018 A BE178018 A BE 178018A BE 855165 A BE855165 A BE 855165A
Authority
BE
Belgium
Prior art keywords
production process
acid production
quadric
quadric acid
production
Prior art date
Application number
BE178018A
Other languages
English (en)
French (fr)
Original Assignee
Huels Chemische Werke Ag
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 Huels Chemische Werke Ag filed Critical Huels Chemische Werke Ag
Publication of BE855165A publication Critical patent/BE855165A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/42—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrolysis
    • C07C45/43—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrolysis of >CX2 groups, X being halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/703—Unsaturated compounds containing a keto groups being part of a ring containing hydroxy groups
    • C07C49/707—Unsaturated compounds containing a keto groups being part of a ring containing hydroxy groups a keto group being part of a three- to five-membered ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Steroid Compounds (AREA)
BE178018A 1976-05-28 1977-05-27 Procede de production de l'acide quadrique BE855165A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2623836A DE2623836C3 (de) 1976-05-28 1976-05-28 Verfahren zur Herstellung von Quadratsäure

Publications (1)

Publication Number Publication Date
BE855165A true BE855165A (fr) 1977-11-28

Family

ID=5979159

Family Applications (1)

Application Number Title Priority Date Filing Date
BE178018A BE855165A (fr) 1976-05-28 1977-05-27 Procede de production de l'acide quadrique

Country Status (19)

Country Link
US (1) US4097530A (xx)
JP (1) JPS52148046A (xx)
AT (1) AT349445B (xx)
AU (1) AU502227B2 (xx)
BE (1) BE855165A (xx)
BR (1) BR7703445A (xx)
CA (1) CA1075717A (xx)
CH (1) CH629469A5 (xx)
CS (1) CS193095B2 (xx)
DD (1) DD129774A1 (xx)
DE (1) DE2623836C3 (xx)
DK (1) DK236677A (xx)
FR (1) FR2352778A1 (xx)
GB (1) GB1574500A (xx)
IT (1) IT1079672B (xx)
NL (1) NL7705890A (xx)
NO (1) NO146278C (xx)
SE (1) SE421787B (xx)
SU (1) SU645549A3 (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2810398C2 (de) * 1978-03-10 1983-08-25 Chemische Werke Hüls AG, 4370 Marl Verfahren zur Herstellung von Tetrachlorcyclobutenon aus Hexachlorcyclobuten
DE2824558C3 (de) * 1978-06-05 1981-07-09 Chemische Werke Hüls AG, 4370 Marl Verfahren zur Herstellung von Quadratsäure
DE3314431A1 (de) * 1983-04-21 1984-10-25 Chemische Werke Hüls AG, 4370 Marl Verfahren zur herstellung von quadratsaeure
US4508803A (en) * 1983-12-05 1985-04-02 Xerox Corporation Photoconductive devices containing novel benzyl fluorinated squaraine compositions
IE64516B1 (en) * 1990-02-12 1995-08-09 Lonza Ag A process for the preparation of quadratic acid
IE65907B1 (en) * 1990-02-26 1995-11-29 Lonza Ag New 3-hydroxy-2-cyclobuten-1-one salts their preparation and use
EP1257812B1 (en) * 1999-11-30 2009-04-01 Electric Power Research Institute Method for the photometric detection of ions using capillary electrophoresis probes, method for the manufacturing and usage of said probes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1253266B (de) * 1963-08-24 1967-11-02 Huels Chemische Werke Ag Verfahren zur Herstellung von Dioxocyclobutendiol
FR1404928A (fr) * 1963-08-24 1965-07-02 Huels Chemische Werke Ag Procédé de préparation du dicéto-cyclobutène-diol
BE786650A (fr) * 1971-07-24 1973-01-24 Ercoli Raffaele Procede de preparation de l'acide squarique

Also Published As

Publication number Publication date
US4097530A (en) 1978-06-27
CS193095B2 (en) 1979-09-17
JPS52148046A (en) 1977-12-08
DE2623836B2 (de) 1978-04-27
FR2352778B1 (xx) 1980-07-25
BR7703445A (pt) 1978-02-28
SE7706262L (sv) 1977-11-29
ATA377177A (de) 1978-09-15
CA1075717A (en) 1980-04-15
NO146278B (no) 1982-05-24
DK236677A (da) 1977-11-29
DE2623836A1 (de) 1977-12-01
DE2623836C3 (de) 1978-12-21
FR2352778A1 (fr) 1977-12-23
AU2343377A (en) 1978-09-28
GB1574500A (en) 1980-09-10
IT1079672B (it) 1985-05-13
CH629469A5 (de) 1982-04-30
SU645549A3 (ru) 1979-01-30
AT349445B (de) 1979-04-10
NO146278C (no) 1982-09-01
SE421787B (sv) 1982-02-01
NO771871L (no) 1977-11-29
NL7705890A (nl) 1977-11-30
AU502227B2 (en) 1979-07-19
DD129774A1 (de) 1978-02-08

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