IT1021577B - Esteri 4 idrossibenzoici procedimento per la loro preparazione e loro impiego per stabilizzare materiali organici - Google Patents

Esteri 4 idrossibenzoici procedimento per la loro preparazione e loro impiego per stabilizzare materiali organici

Info

Publication number
IT1021577B
IT1021577B IT51994/74A IT5199474A IT1021577B IT 1021577 B IT1021577 B IT 1021577B IT 51994/74 A IT51994/74 A IT 51994/74A IT 5199474 A IT5199474 A IT 5199474A IT 1021577 B IT1021577 B IT 1021577B
Authority
IT
Italy
Prior art keywords
procedure
preparation
organic materials
hydroxybenzoic esters
stabilize organic
Prior art date
Application number
IT51994/74A
Other languages
English (en)
Italian (it)
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
Priority claimed from CH1002273A external-priority patent/CH568265A5/de
Priority claimed from CH1439873A external-priority patent/CH570966A5/de
Application filed by Sandoz Ag filed Critical Sandoz Ag
Application granted granted Critical
Publication of IT1021577B publication Critical patent/IT1021577B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/91—Dibenzofurans; Hydrogenated dibenzofurans
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/06—Coating with compositions not containing macromolecular substances
    • C08J7/065—Low-molecular-weight organic substances, e.g. absorption of additives in the surface of the article
    • 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
    • C08K5/134—Phenols containing ester groups
    • C08K5/1345—Carboxylic esters of phenolcarboxylic acids
    • 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
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/34—Heterocyclic compounds having nitrogen in the ring
    • C08K5/3412—Heterocyclic compounds having nitrogen in the ring having one nitrogen atom in the ring
    • C08K5/3415—Five-membered rings
    • C08K5/3417—Five-membered rings condensed with carbocyclic rings
    • 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
    • C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
    • C08K5/37—Thiols
    • C08K5/375—Thiols containing six-membered aromatic rings
    • 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
    • C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
    • C08K5/41—Compounds containing sulfur bound to oxygen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2603/00—Systems containing at least three condensed rings
    • C07C2603/02—Ortho- or ortho- and peri-condensed systems
    • C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
    • C07C2603/06—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members
    • C07C2603/10—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings
    • C07C2603/12—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings only one five-membered ring
    • C07C2603/18—Fluorenes; Hydrogenated fluorenes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT51994/74A 1973-07-10 1974-07-09 Esteri 4 idrossibenzoici procedimento per la loro preparazione e loro impiego per stabilizzare materiali organici IT1021577B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1002273A CH568265A5 (en) 1973-07-10 1973-07-10 p-Hydroxy benzoic esters stabilising agents - against ultra-violet light, contg. 1,2 or 4 ester gps and tert alkyl groups
CH1439873A CH570966A5 (en) 1973-10-10 1973-10-10 p-Hydroxy benzoic esters stabilising agents - against ultra-violet light, contg. 1,2 or 4 ester gps and tert alkyl groups

Publications (1)

Publication Number Publication Date
IT1021577B true IT1021577B (it) 1978-02-20

Family

ID=25705739

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51994/74A IT1021577B (it) 1973-07-10 1974-07-09 Esteri 4 idrossibenzoici procedimento per la loro preparazione e loro impiego per stabilizzare materiali organici

Country Status (6)

Country Link
JP (1) JPS5037744A (de)
BR (1) BR7405668D0 (de)
DE (1) DE2432098A1 (de)
FR (1) FR2236837A1 (de)
IT (1) IT1021577B (de)
NL (1) NL7409121A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2568889B2 (ja) * 1988-05-30 1997-01-08 三菱瓦斯化学株式会社 水添ビスフェノールａ骨格を含有するジヒドロキシ化合物
JP2016017053A (ja) * 2014-07-09 2016-02-01 Dic株式会社 酸化防止剤、液晶組成物及び表示素子

Also Published As

Publication number Publication date
NL7409121A (nl) 1975-01-14
DE2432098A1 (de) 1975-02-06
FR2236837A1 (en) 1975-02-07
FR2236837B3 (de) 1977-05-06
JPS5037744A (de) 1975-04-08
BR7405668D0 (pt) 1975-05-20

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