BR7400555D0 - Processo para a preparacao de derivados do benzofurano e processo para o avivamento otico de materiais organicos - Google Patents

Processo para a preparacao de derivados do benzofurano e processo para o avivamento otico de materiais organicos

Info

Publication number
BR7400555D0
BR7400555D0 BR555/74A BR55574A BR7400555D0 BR 7400555 D0 BR7400555 D0 BR 7400555D0 BR 555/74 A BR555/74 A BR 555/74A BR 55574 A BR55574 A BR 55574A BR 7400555 D0 BR7400555 D0 BR 7400555D0
Authority
BR
Brazil
Prior art keywords
revival
optical
preparation
organic materials
benzofuran derivatives
Prior art date
Application number
BR555/74A
Other languages
English (en)
Inventor
E Schinzel
G Rosch
W Sahm
A Horn
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
Publication of BR7400555D0 publication Critical patent/BR7400555D0/pt

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)
  • Detergent Compositions (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR555/74A 1973-01-26 1974-01-25 Processo para a preparacao de derivados do benzofurano e processo para o avivamento otico de materiais organicos BR7400555D0 (pt)

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
BR7400555D0 true BR7400555D0 (pt) 1974-08-22

Family

ID=4204174

Family Applications (1)

Application Number Title Priority Date Filing Date
BR555/74A BR7400555D0 (pt) 1973-01-26 1974-01-25 Processo para a preparacao de derivados do benzofurano e processo para o avivamento otico de materiais organicos

Country Status (12)

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

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 (pt) * 1972-09-13 1974-05-15

Also Published As

Publication number Publication date
BE810240A (fr) 1974-07-29
DE2400656A1 (de) 1974-08-08
IT1007062B (it) 1976-10-30
YU17874A (en) 1982-06-18
JPS49107028A (pt) 1974-10-11
CH117273A4 (pt) 1976-07-15
US3931215A (en) 1976-01-06
FR2215424A1 (pt) 1974-08-23
GB1455073A (en) 1976-11-10
FR2215424B1 (pt) 1977-09-23
CA1039289A (en) 1978-09-26
NL7400792A (pt) 1974-07-30

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