FR2263246A1 - 3-Benzo-furyl-coumarin cpds., prepn. - from benzo-furan-acetic acid deriv. and salicyl-aldehyde and use as optical brighteners and dyes - Google Patents

3-Benzo-furyl-coumarin cpds., prepn. - from benzo-furan-acetic acid deriv. and salicyl-aldehyde and use as optical brighteners and dyes

Info

Publication number
FR2263246A1
FR2263246A1 FR7506541A FR7506541A FR2263246A1 FR 2263246 A1 FR2263246 A1 FR 2263246A1 FR 7506541 A FR7506541 A FR 7506541A FR 7506541 A FR7506541 A FR 7506541A FR 2263246 A1 FR2263246 A1 FR 2263246A1
Authority
FR
France
Prior art keywords
cpds
benzo
phch2o
eto
meo
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.)
Granted
Application number
FR7506541A
Other languages
English (en)
French (fr)
Other versions
FR2263246B3 (en, 2012
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of FR2263246A1 publication Critical patent/FR2263246A1/fr
Application granted granted Critical
Publication of FR2263246B3 publication Critical patent/FR2263246B3/fr
Granted 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Coloring (AREA)
FR7506541A 1974-03-06 1975-03-03 3-Benzo-furyl-coumarin cpds., prepn. - from benzo-furan-acetic acid deriv. and salicyl-aldehyde and use as optical brighteners and dyes Granted FR2263246A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742410634 DE2410634A1 (de) 1974-03-06 1974-03-06 3-benzofurylcumarine

Publications (2)

Publication Number Publication Date
FR2263246A1 true FR2263246A1 (en) 1975-10-03
FR2263246B3 FR2263246B3 (en, 2012) 1977-11-10

Family

ID=5909225

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7506541A Granted FR2263246A1 (en) 1974-03-06 1975-03-03 3-Benzo-furyl-coumarin cpds., prepn. - from benzo-furan-acetic acid deriv. and salicyl-aldehyde and use as optical brighteners and dyes

Country Status (4)

Country Link
JP (1) JPS50129625A (en, 2012)
DE (1) DE2410634A1 (en, 2012)
FR (1) FR2263246A1 (en, 2012)
IT (1) IT1029956B (en, 2012)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2674432B1 (fr) * 1991-03-28 1993-07-02 Oreal Composition tinctoriale pour fibres keratiniques, contenant des precurseurs de colorants d'oxydation et des hydroxybenzofurannes, et procede de teinture mettant en óoeuvre ces compositions.
GB0205281D0 (en) * 2002-03-06 2002-04-17 Novartis Ag Organic compounds

Also Published As

Publication number Publication date
FR2263246B3 (en, 2012) 1977-11-10
IT1029956B (it) 1979-03-20
DE2410634A1 (de) 1975-09-18
JPS50129625A (en, 2012) 1975-10-14

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