GB1318975A - Coumarin derivatives and their use as optical brighteners - Google Patents

Coumarin derivatives and their use as optical brighteners

Info

Publication number
GB1318975A
GB1318975A GB4430870A GB4430870A GB1318975A GB 1318975 A GB1318975 A GB 1318975A GB 4430870 A GB4430870 A GB 4430870A GB 4430870 A GB4430870 A GB 4430870A GB 1318975 A GB1318975 A GB 1318975A
Authority
GB
United Kingdom
Prior art keywords
formula
coumarin
acid
sept
sulphur
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
GB4430870A
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.)
Novartis AG
Original Assignee
Ciba Geigy 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of GB1318975A publication Critical patent/GB1318975A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
    • C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
    • C07D491/04—Ortho-condensed systems
    • C07D491/044—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring
    • C07D491/048—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring the oxygen-containing ring being five-membered

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Detergent Compositions (AREA)
GB4430870A 1969-09-17 1970-09-16 Coumarin derivatives and their use as optical brighteners Expired GB1318975A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1408869A CH551525A (xx) 1969-09-17 1969-09-17

Publications (1)

Publication Number Publication Date
GB1318975A true GB1318975A (en) 1973-05-31

Family

ID=4397857

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4430870A Expired GB1318975A (en) 1969-09-17 1970-09-16 Coumarin derivatives and their use as optical brighteners

Country Status (8)

Country Link
JP (1) JPS4817722B1 (xx)
CA (1) CA934759A (xx)
CH (2) CH551525A (xx)
DE (1) DE2045795A1 (xx)
ES (1) ES383682A1 (xx)
FR (1) FR2062197A5 (xx)
GB (1) GB1318975A (xx)
NL (1) NL7013694A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0021304A1 (de) * 1979-06-25 1981-01-07 Bayer Ag Cumarinverbindungen sowie deren Herstellung und Verwendung als Farbstoffe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0021304A1 (de) * 1979-06-25 1981-01-07 Bayer Ag Cumarinverbindungen sowie deren Herstellung und Verwendung als Farbstoffe

Also Published As

Publication number Publication date
CA934759A (en) 1973-10-02
ES383682A1 (es) 1973-03-01
DE2045795A1 (de) 1971-04-01
FR2062197A5 (xx) 1971-06-25
CH1408869A4 (xx) 1974-01-31
JPS4817722B1 (xx) 1973-05-31
NL7013694A (xx) 1971-03-19
CH551525A (xx) 1974-07-15

Similar Documents

Publication Publication Date Title
ES463803A1 (es) Procedimiento para la produccion de hidroxilaminas o-alqui- ladas.
GB1359542A (en) Diglycidyl derivatives of n-heterocyclic compounds processes for their production and the use thereof
GB1318975A (en) Coumarin derivatives and their use as optical brighteners
Powers et al. Antibacterial activity of nitrobenzofurans
GB1318215A (en) Coumarin derivatives and their use as optical brighteners
GB1500255A (en) Process for the preparation of 2,4-dioxo-1,2,3,4-tetrahydro-s-triazine-(1,2-a)-benzimidazoles
GB1366062A (en) 1-acyl-3-amino-sulphonyl-2-imino-benzimidazolines process for their production and their use as fungicides
NO152201B (no) Anordning ved trossefeste
GB915260A (en) 4-halo-3-sulfamoylbenzoic acid derivatives and methods for their production
GB1293336A (en) PRODUCTION OF 2,3-DIHYDRO-p DITHIINES AND THEIR SULPHOXIDES AND SULPHONES
GB1190514A (en) V-Triazolyl Coumarins
KR860003214A (ko) 베타-락탐화합물의 제조방법
US2909521A (en) Phenthiazine derivatives
GB1428110A (en) Pharmaceutical antihypertensive and vasodilator compositions
US3562285A (en) Ethyl 3-(n-substituted-amino)-4h-pyrrolo (3,4-c)isothiazole-5(6h)-carboxylates
GB1317291A (en) V-triazoles
GB1351683A (en) Nitrofuran derivatives their production and their pharmaceutical use
Fujiwara et al. N‐Oxides and S‐oxides of ellipticine analogs
ES453908A1 (es) Procedimiento para la preparacion de derivados de pirazolo- na.
GB1456406A (en) Production of 4-mm-ditert-butyl-p-hydroxy-phenyl-butan-2-ones
GB999729A (en) Process for the manufacture of mono-(1,2-diarylamino-ethane)-derivatives of dicarbonyl compounds
GB1352089A (en) Bis-styryltriazoles their use for the optical brightening of organic materials and processes for their manufacture
ES8105716A1 (es) Un procedimiento para preparar nuevos derivados de 3h-nafto (1-2-d) imidazol
GB1340612A (en) Process for the production of alpha,beta-unsaturated ketones
GB1278026A (en) New dioxazines and process for their manufacture and use

Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees