FR1220656A - Agents benzophénoniques d'absorption des ultra-violets, leur procédé de préparation et leurs applications - Google Patents

Agents benzophénoniques d'absorption des ultra-violets, leur procédé de préparation et leurs applications

Info

Publication number
FR1220656A
FR1220656A FR792454A FR792454A FR1220656A FR 1220656 A FR1220656 A FR 1220656A FR 792454 A FR792454 A FR 792454A FR 792454 A FR792454 A FR 792454A FR 1220656 A FR1220656 A FR 1220656A
Authority
FR
France
Prior art keywords
benzophenonic
applications
preparation
ultraviolet absorption
absorption agents
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR792454A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of FR1220656A publication Critical patent/FR1220656A/fr
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/04Oxygen-containing compounds
    • C08K5/13Phenols; Phenolates
    • C08K5/132Phenols containing keto groups, e.g. benzophenones
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61Preparation 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
    • C07C45/67Preparation 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
    • C07C45/68Preparation 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
    • C07C45/69Preparation 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 addition to carbon-to-carbon double or triple bonds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/76Ketones containing a keto group bound to a six-membered aromatic ring
    • C07C49/82Ketones containing a keto group bound to a six-membered aromatic ring containing hydroxy groups
    • C07C49/83Ketones containing a keto group bound to a six-membered aromatic ring containing hydroxy groups polycyclic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
FR792454A 1958-04-18 1959-04-17 Agents benzophénoniques d'absorption des ultra-violets, leur procédé de préparation et leurs applications Expired FR1220656A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1220656XA 1958-04-18 1958-04-18

Publications (1)

Publication Number Publication Date
FR1220656A true FR1220656A (fr) 1960-05-27

Family

ID=22400391

Family Applications (1)

Application Number Title Priority Date Filing Date
FR792454A Expired FR1220656A (fr) 1958-04-18 1959-04-17 Agents benzophénoniques d'absorption des ultra-violets, leur procédé de préparation et leurs applications

Country Status (1)

Country Link
FR (1) FR1220656A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3105094A (en) * 1960-10-03 1963-09-24 Du Pont 5, 5'-di-tert-alkyl substituted 2, 2', 4, 4'-tetrahydroxybenzophenones

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3105094A (en) * 1960-10-03 1963-09-24 Du Pont 5, 5'-di-tert-alkyl substituted 2, 2', 4, 4'-tetrahydroxybenzophenones

Similar Documents

Publication Publication Date Title
FR1220656A (fr) Agents benzophénoniques d'absorption des ultra-violets, leur procédé de préparation et leurs applications
FR1280525A (fr) Procédé de préparation de l'acrylonitrile
FR1200634A (fr) Procédé de préparation de l'urée
FR1244061A (fr) Para-n,n'-quinacridones linéaires et leur procédé de préparation
CH418339A (fr) Procédé de préparation de l'adénine et du 4,5-dicyano-imidazole
BE586007A (fr) Para-N,N'-quinacridones linéaires et leur procédé de préparation.
BE579542A (fr) Nouvelles 2.3-diphényl-propylamines portant des substituants et leur procédé de préparation.
FR1501705A (fr) Di-acyl-3, 4 pyridoxines et leur procédé de préparation
BE597448A (fr) Procédé de préparation d'O.N-dialcoyl-hydroxylamines.
BE599310A (fr) 4-oxo-1,2,3,4,-tétrahydro-quinazolines et procédé de leur préparation
FR1249757A (fr) Procédé de préparation d'urée
FR1497451A (fr) Procédé de préparation des nu4nu4'-alkyles-1, 1'-alkyles-bis
FR1274385A (fr) Procédé de préparation des prégnatétraènes-1, 4, 9 (11), 16 et de leurs esters
FR1239023A (fr) Procédé de préparation d'aminoalcoyl-hydroxyaryl-cétones, aminoalcoyl-alcoxyarylcétones et aminoalcoyl-alcoylthioaryl-cétones
MC320A1 (fr) Procédé de préparation de l'hydroxocobalamine
FR1153567A (fr) Procédé perfectionné de préparation de l'urée
BE596287A (fr) Procédé de préparation d'O-alcoyl-hydroxylamines.
BE592835A (fr) Procédé de préparation de l'adipo-dinitrile.
BE580263A (fr) 3,5-Dioxo-isoxazolidines substituées et procédé pour leur préparation.
BE617760A (fr) Procédé de préparation d'imino-composés, notamment de N,N-alcoylène-imino-alcano(inférieur)-amidines
FR1356905A (fr) 1. 2-méthylène-3-céto-stéroïdes et leur procédé de préparation
BE594482A (fr) Procédé de préparation de 20-oxo-pregnanes trioxygenés en 11,18,21 et de leurs esters.
FR1196852A (fr) 2,2'-difluoro-acédianthrone et procédé pour sa préparation
BE580799A (fr) 2,4-dioxo-pyrrolidines substituées et leur procédé de préparation.
FR1267992A (fr) Procédé de préparation de l'androstadiènedione