IL51909A0 - The preparation of bis-chromoncarboxylic acid derivatives - Google Patents

The preparation of bis-chromoncarboxylic acid derivatives

Info

Publication number
IL51909A0
IL51909A0 IL51909A IL5190977A IL51909A0 IL 51909 A0 IL51909 A0 IL 51909A0 IL 51909 A IL51909 A IL 51909A IL 5190977 A IL5190977 A IL 5190977A IL 51909 A0 IL51909 A0 IL 51909A0
Authority
IL
Israel
Prior art keywords
chromoncarboxylic
bis
preparation
acid derivatives
derivatives
Prior art date
Application number
IL51909A
Original Assignee
Isf Spa
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 Isf Spa filed Critical Isf Spa
Publication of IL51909A0 publication Critical patent/IL51909A0/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • C07D311/24—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
    • 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
    • C07C45/68—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 increase in the number of carbon atoms
    • C07C45/70—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 increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form
    • C07C45/71—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 increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form being hydroxy 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
    • C07C45/61—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
    • C07C45/68—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 increase in the number of carbon atoms
    • C07C45/72—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 increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
    • C07D303/02—Compounds containing oxirane rings
    • C07D303/12—Compounds containing oxirane rings with hydrocarbon radicals, substituted by singly or doubly bound oxygen atoms
    • C07D303/18—Compounds containing oxirane rings with hydrocarbon radicals, substituted by singly or doubly bound oxygen atoms by etherified hydroxyl radicals
    • C07D303/20—Ethers with hydroxy compounds containing no oxirane rings
    • C07D303/24—Ethers with hydroxy compounds containing no oxirane rings with polyhydroxy compounds
    • C07D303/26—Ethers with hydroxy compounds containing no oxirane rings with polyhydroxy compounds having one or more free hydroxyl radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IL51909A 1976-04-23 1977-04-19 The preparation of bis-chromoncarboxylic acid derivatives IL51909A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22602/76A IT1060245B (en) 1976-04-23 1976-04-23 PROCEDURE FOR THE PREPARATION OF BIS CHROMONCARBOXYL DERIVATIVES

Publications (1)

Publication Number Publication Date
IL51909A0 true IL51909A0 (en) 1977-06-30

Family

ID=11198325

Family Applications (1)

Application Number Title Priority Date Filing Date
IL51909A IL51909A0 (en) 1976-04-23 1977-04-19 The preparation of bis-chromoncarboxylic acid derivatives

Country Status (8)

Country Link
BG (1) BG27748A3 (en)
DD (1) DD129787A5 (en)
DE (1) DE2718041A1 (en)
ES (1) ES458073A1 (en)
GR (1) GR59774B (en)
IL (1) IL51909A0 (en)
IT (1) IT1060245B (en)
PT (1) PT66460A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3442987A4 (en) 2016-03-18 2019-11-06 Department of Biotechnology Multi-functional chemical agents, and the method for protein modification

Also Published As

Publication number Publication date
DE2718041A1 (en) 1977-11-17
DD129787A5 (en) 1978-02-08
GR59774B (en) 1978-02-25
ES458073A1 (en) 1978-03-16
PT66460A (en) 1977-05-01
IT1060245B (en) 1982-07-10
BG27748A3 (en) 1979-12-12

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