NL7713022A - Kwadraatzuuresters. - Google Patents

Kwadraatzuuresters.

Info

Publication number
NL7713022A
NL7713022A NL7713022A NL7713022A NL7713022A NL 7713022 A NL7713022 A NL 7713022A NL 7713022 A NL7713022 A NL 7713022A NL 7713022 A NL7713022 A NL 7713022A NL 7713022 A NL7713022 A NL 7713022A
Authority
NL
Netherlands
Prior art keywords
quadic
acid esters
esters
acid
quadic acid
Prior art date
Application number
NL7713022A
Other languages
English (en)
Dutch (nl)
Original Assignee
Ciba Geigy
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 Ciba Geigy filed Critical Ciba Geigy
Publication of NL7713022A publication Critical patent/NL7713022A/xx

Links

Classifications

    • 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
    • C07C49/753—Unsaturated compounds containing a keto groups being part of a ring containing ether groups, groups, groups, or groups
    • 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
    • C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
    • 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
    • C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/54—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition of compounds containing doubly bound oxygen atoms, e.g. esters
    • 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
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/673—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by change of size of the carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/66—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
    • C07C69/67—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of saturated acids
    • C07C69/708—Ethers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL7713022A 1976-12-03 1977-11-25 Kwadraatzuuresters. NL7713022A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1525476A CH621107A5 (zh) 1976-12-03 1976-12-03

Publications (1)

Publication Number Publication Date
NL7713022A true NL7713022A (nl) 1978-06-06

Family

ID=4407626

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7713022A NL7713022A (nl) 1976-12-03 1977-11-25 Kwadraatzuuresters.

Country Status (5)

Country Link
US (1) US4159387A (zh)
CH (1) CH621107A5 (zh)
DE (1) DE2753454A1 (zh)
GB (1) GB1551589A (zh)
NL (1) NL7713022A (zh)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4524219A (en) * 1984-02-03 1985-06-18 Xerox Corporation Process for squaraine compositions from half esters of squaric acid
US4523980A (en) * 1984-08-31 1985-06-18 The Halcon Sd Group, Inc. Process for the recovery of high purity squaric acid
US4585895A (en) * 1985-02-20 1986-04-29 Xerox Corporation Processes for the preparation of mixed squaraine compositions
US4746756A (en) * 1985-06-24 1988-05-24 Xerox Corporation Photoconductive imaging members with novel fluorinated squaraine compounds
IE64516B1 (en) * 1990-02-12 1995-08-09 Lonza Ag A process for the preparation of quadratic acid
US5401607A (en) * 1991-04-17 1995-03-28 Polaroid Corporation Processes and compositions for photogeneration of acid
US5278031A (en) * 1992-10-23 1994-01-11 Polaroid Corporation Process for thermochemical generation of squaric acid and for thermal imaging, and imaging medium for use therein
US5334489A (en) * 1992-10-23 1994-08-02 Polaroid Corporation Process for generation of squaric acid and for imaging, and imaging medium for use therein
US5286612A (en) * 1992-10-23 1994-02-15 Polaroid Corporation Process for generation of free superacid and for imaging, and imaging medium for use therein
US5741630A (en) * 1994-04-25 1998-04-21 Polaroid Corporation Process for fixing an image, and medium for use therein
US5441850A (en) * 1994-04-25 1995-08-15 Polaroid Corporation Imaging medium and process for producing an image
EP0951661A1 (en) * 1996-11-27 1999-10-27 Polaroid Corporation Process and composition for generating acid

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3059030A (en) * 1959-06-15 1962-10-16 Minnesota Mining & Mfg Diketocyclobutenediol and alkali metal salts thereof
US3288854A (en) * 1963-07-05 1966-11-29 Eastman Kodak Co Addition of dialkylketenes to alkoxyacetylenes
US3819677A (en) * 1966-12-07 1974-06-25 Du Pont 2-alkoxy-1-substituted cyclobutenes and process therefor
NL7603598A (nl) * 1975-04-18 1976-10-20 Ciba Geigy Werkwijze voor het bereiden van preparaten voor het beinvloeden van de plantegroei alsmede de toepassing daarvan.

Also Published As

Publication number Publication date
DE2753454A1 (de) 1978-06-08
CH621107A5 (zh) 1981-01-15
US4159387A (en) 1979-06-26
GB1551589A (en) 1979-08-30

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Legal Events

Date Code Title Description
BV The patent application has lapsed