IT1007062B - Derivati benzofuranici processo per la loro preparazione e loro impiego come sbiancanti ottici - Google Patents

Derivati benzofuranici processo per la loro preparazione e loro impiego come sbiancanti ottici

Info

Publication number
IT1007062B
IT1007062B IT7419753A IT1975374A IT1007062B IT 1007062 B IT1007062 B IT 1007062B IT 7419753 A IT7419753 A IT 7419753A IT 1975374 A IT1975374 A IT 1975374A IT 1007062 B IT1007062 B IT 1007062B
Authority
IT
Italy
Prior art keywords
preparation
derivatives process
optical whiteners
benzofurane derivatives
benzofurane
Prior art date
Application number
IT7419753A
Other languages
English (en)
Original Assignee
Hoechst 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 CH1002175A external-priority patent/CH583807A/xx
Application filed by Hoechst Ag filed Critical Hoechst Ag
Application granted granted Critical
Publication of IT1007062B publication Critical patent/IT1007062B/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
    • C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
    • C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
    • 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
    • C07D307/92—Naphthofurans; Hydrogenated naphthofurans
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S8/00—Bleaching and dyeing; fluid treatment and chemical modification of textiles and fibers
    • Y10S8/92—Synthetic fiber dyeing
    • Y10S8/927—Polyacrylonitrile fiber

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Detergent Compositions (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
IT7419753A 1973-01-26 1974-01-24 Derivati benzofuranici processo per la loro preparazione e loro impiego come sbiancanti ottici IT1007062B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1002175A CH583807A (de) 1974-07-31 1973-01-26 Verfahren zum optischen aufhellen von textilmaterialien mit benzofuran-derivaten.

Publications (1)

Publication Number Publication Date
IT1007062B true IT1007062B (it) 1976-10-30

Family

ID=4204174

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7419753A IT1007062B (it) 1973-01-26 1974-01-24 Derivati benzofuranici processo per la loro preparazione e loro impiego come sbiancanti ottici

Country Status (12)

Country Link
US (1) US3931215A (it)
JP (1) JPS49107028A (it)
BE (1) BE810240A (it)
BR (1) BR7400555D0 (it)
CA (1) CA1039289A (it)
CH (1) CH117273A4 (it)
DE (1) DE2400656A1 (it)
FR (1) FR2215424B1 (it)
GB (1) GB1455073A (it)
IT (1) IT1007062B (it)
NL (1) NL7400792A (it)
YU (1) YU17874A (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH632628B (de) * 1976-07-26 Ciba Geigy Ag Verfahren zur herstellung von benzofuranyl-benzimidazolen und deren verwendung als optische aufheller.
DE2853765A1 (de) * 1978-12-13 1980-06-26 Bayer Ag Verfahren zur herstellung von benzimidazolylbenzofuranen
DE2918965A1 (de) * 1979-05-11 1980-11-20 Bayer Ag Benzofuranverbindungen sowie deren verwendung als optische aufheller
US5276184A (en) * 1990-08-03 1994-01-04 The Dow Chemical Company Sulfonamide compounds containing mesogenic moieties
JPH0685872U (ja) * 1993-04-16 1994-12-13 聰 今橋 骨壷を内蔵する墓石兼用遺骨収納像
TWI319387B (en) * 2002-04-05 2010-01-11 Astrazeneca Ab Benzamide derivatives
DE10356130A1 (de) * 2003-11-28 2005-06-23 Dyomics Gmbh Neue Polymethinfarbstoffe auf Cumarin-Basis mit einstellbarem Stokes-Shift
GB0521244D0 (en) * 2005-10-19 2005-11-30 Astrazeneca Ab Benzamide compounds

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3586673A (en) * 1968-02-05 1971-06-22 Eastman Kodak Co Preparation of symmetrically and unsymmetrically substituted stilbenebisbenzoxazoles
CH553242A (de) * 1970-02-10 1974-08-30 Basf Ag Verfahren zur herstellung von fluoreszierenden verbindungen.
JPS4950036A (it) * 1972-09-13 1974-05-15

Also Published As

Publication number Publication date
BE810240A (fr) 1974-07-29
US3931215A (en) 1976-01-06
FR2215424A1 (it) 1974-08-23
JPS49107028A (it) 1974-10-11
YU17874A (en) 1982-06-18
DE2400656A1 (de) 1974-08-08
CH117273A4 (it) 1976-07-15
FR2215424B1 (it) 1977-09-23
CA1039289A (en) 1978-09-26
GB1455073A (en) 1976-11-10
BR7400555D0 (pt) 1974-08-22
NL7400792A (it) 1974-07-30

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