CH543469A - Process for the production of benzophenones - Google Patents

Process for the production of benzophenones

Info

Publication number
CH543469A
CH543469A CH1387570A CH1387570A CH543469A CH 543469 A CH543469 A CH 543469A CH 1387570 A CH1387570 A CH 1387570A CH 1387570 A CH1387570 A CH 1387570A CH 543469 A CH543469 A CH 543469A
Authority
CH
Switzerland
Prior art keywords
benzophenones
production
Prior art date
Application number
CH1387570A
Other languages
German (de)
Inventor
Lajos Dr Avar
Hofer Kurt
Original Assignee
Sandoz 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 Sandoz Ag filed Critical Sandoz Ag
Priority to CH113373A priority Critical patent/CH542805A/en
Priority to CH113273A priority patent/CH542804A/en
Priority to CH1387570A priority patent/CH543469A/en
Priority to DE19712146075 priority patent/DE2146075A1/en
Publication of CH543469A publication Critical patent/CH543469A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/13—Phenols; Phenolates
    • C08K5/132—Phenols containing keto groups, e.g. benzophenones
    • 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
    • C07C45/008—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with tri- or tetrahalomethyl compounds
    • 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
    • C07C45/46—Friedel-Crafts reactions
    • 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
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
    • C07C49/84—Ketones containing a keto group bound to a six-membered aromatic ring containing ether groups, groups, groups, or groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH1387570A 1970-09-18 1970-09-18 Process for the production of benzophenones CH543469A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH113373A CH542805A (en) 1970-09-18 1970-09-18 2-hydroxy-benzophenones prepn - products useful as uv absorbers
CH113273A CH542804A (en) 1970-09-18 1970-09-18 2-hydroxy-benzophenones prepn - products useful as uv absorbers
CH1387570A CH543469A (en) 1970-09-18 1970-09-18 Process for the production of benzophenones
DE19712146075 DE2146075A1 (en) 1970-09-18 1971-09-15 2-hydroxy-benzophenones prepn - products useful as uv absorbers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1387570A CH543469A (en) 1970-09-18 1970-09-18 Process for the production of benzophenones

Publications (1)

Publication Number Publication Date
CH543469A true CH543469A (en) 1973-10-31

Family

ID=4396096

Family Applications (3)

Application Number Title Priority Date Filing Date
CH113273A CH542804A (en) 1970-09-18 1970-09-18 2-hydroxy-benzophenones prepn - products useful as uv absorbers
CH113373A CH542805A (en) 1970-09-18 1970-09-18 2-hydroxy-benzophenones prepn - products useful as uv absorbers
CH1387570A CH543469A (en) 1970-09-18 1970-09-18 Process for the production of benzophenones

Family Applications Before (2)

Application Number Title Priority Date Filing Date
CH113273A CH542804A (en) 1970-09-18 1970-09-18 2-hydroxy-benzophenones prepn - products useful as uv absorbers
CH113373A CH542805A (en) 1970-09-18 1970-09-18 2-hydroxy-benzophenones prepn - products useful as uv absorbers

Country Status (2)

Country Link
CH (3) CH542804A (en)
DE (1) DE2146075A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3267041D1 (en) * 1981-09-17 1985-11-28 Ici Plc Production of dihydroxy arylophenones

Also Published As

Publication number Publication date
CH542804A (en) 1973-10-15
DE2146075A1 (en) 1972-03-23
CH542805A (en) 1973-10-15

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Legal Events

Date Code Title Description
PL Patent ceased