ES479475A1 - Procedimiento para la obtencion de compuestos de cumarina. - Google Patents

Procedimiento para la obtencion de compuestos de cumarina.

Info

Publication number
ES479475A1
ES479475A1 ES479475A ES479475A ES479475A1 ES 479475 A1 ES479475 A1 ES 479475A1 ES 479475 A ES479475 A ES 479475A ES 479475 A ES479475 A ES 479475A ES 479475 A1 ES479475 A1 ES 479475A1
Authority
ES
Spain
Prior art keywords
alkyl
alkoxy
mono
phenyl
aminosulphonyl
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
ES479475A
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of ES479475A1 publication Critical patent/ES479475A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
    • C07D311/08—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring
    • C07D311/16—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring substituted in position 7
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/60—Optical bleaching or brightening
    • D06L4/614—Optical bleaching or brightening in aqueous solvents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Coloring (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

Procedimiento para la obtención de compuestos de cumarina de efecto blanqueador, de fórmula *** donde R1 y R2 significan hidrógeno, alquilo, aralquilo o arilo, donde los resto hidrocarburos mencionados pueden estar sustituidos, R1 y R2, sin embargo, no pueden estar simultáneamente por hidrógeno, X significa ciano o ¿COOR3, donde R3 significa un resto alquilo, en caso dado sustituido.
ES479475A 1978-04-13 1979-04-10 Procedimiento para la obtencion de compuestos de cumarina. Expired ES479475A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782816028 DE2816028A1 (de) 1978-04-13 1978-04-13 Cumarin-verbindungen

Publications (1)

Publication Number Publication Date
ES479475A1 true ES479475A1 (es) 1979-07-16

Family

ID=6036893

Family Applications (1)

Application Number Title Priority Date Filing Date
ES479475A Expired ES479475A1 (es) 1978-04-13 1979-04-10 Procedimiento para la obtencion de compuestos de cumarina.

Country Status (5)

Country Link
EP (1) EP0005172B1 (es)
JP (1) JPS54138568A (es)
BR (1) BR7902260A (es)
DE (2) DE2816028A1 (es)
ES (1) ES479475A1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4426380A (en) * 1981-10-28 1984-01-17 Ciba-Geigy Corporation Benzofuran-2-ones and pharmaceutical compositions
FR2544613B1 (fr) * 1983-04-20 1985-10-25 Roussel Uclaf Nouvelles compositions destinees a etre utilisees en dietetique, en reanimation et en therapeutique, renfermant une fraction proteique a base de trois types de minipeptides
US6992334B1 (en) 1999-12-22 2006-01-31 Lumileds Lighting U.S., Llc Multi-layer highly reflective ohmic contacts for semiconductor devices

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH478835A (de) * 1967-01-05 1969-09-30 Sandoz Ag Verfahren zur Herstellung neuer fluoreszierender 1,2,3-Triazolverbindungen des 3-Phenylcumarins
CH543564A (de) * 1967-02-16 1973-10-31 Ciba Geigy Ag Verwendung von v-Triazolyl-cumarinen zum optischen Aufhellen ausserhalb der Textilindustrie von organischen Materialien
BE792483A (fr) * 1971-12-10 1973-06-08 Bayer Ag Azurant optique
CH620322B (de) * 1976-03-26 Ciba Geigy Ag Verwendung von 3-phenyl-7-(v-triazol-2-yl)-cumarinen zum optischen aufhellen von organischen materialien.

Also Published As

Publication number Publication date
DE2816028A1 (de) 1979-10-25
BR7902260A (pt) 1979-12-11
DE2960291D1 (en) 1981-08-06
EP0005172B1 (de) 1981-04-29
JPS54138568A (en) 1979-10-27
EP0005172A1 (de) 1979-11-14

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