CY156A - Improvements relating to 3-substituted 4-hydroxycoumarins and their application - Google Patents

Improvements relating to 3-substituted 4-hydroxycoumarins and their application

Info

Publication number
CY156A
CY156A CY15657A CY15657A CY156A CY 156 A CY156 A CY 156A CY 15657 A CY15657 A CY 15657A CY 15657 A CY15657 A CY 15657A CY 156 A CY156 A CY 156A
Authority
CY
Cyprus
Prior art keywords
hydroxycoumarins
substituted
application
improvements relating
relating
Prior art date
Application number
CY15657A
Other languages
English (en)
Original Assignee
Geigy Ag J R
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 Geigy Ag J R filed Critical Geigy Ag J R
Publication of CY156A publication Critical patent/CY156A/xx

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
    • C07D311/42—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4
    • C07D311/44—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3
    • C07D311/46—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3 unsubstituted in the carbocyclic ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Catching Or Destruction (AREA)
CY15657A 1950-01-31 1957-02-18 Improvements relating to 3-substituted 4-hydroxycoumarins and their application CY156A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH701111X 1950-01-31
CH289578T 1950-07-25

Publications (1)

Publication Number Publication Date
CY156A true CY156A (en) 1957-02-18

Family

ID=25732896

Family Applications (1)

Application Number Title Priority Date Filing Date
CY15657A CY156A (en) 1950-01-31 1957-02-18 Improvements relating to 3-substituted 4-hydroxycoumarins and their application

Country Status (9)

Country Link
US (2) US2648682A (de)
BE (2) BE500937A (de)
CH (3) CH283657A (de)
CY (1) CY156A (de)
DE (2) DE884500C (de)
FR (2) FR1028474A (de)
GB (2) GB701111A (de)
LU (1) LU30424A1 (de)
NL (4) NL162854B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL80964C (de) * 1952-03-08
DE966535C (de) * 1952-06-01 1957-08-22 Schering Ag Verfahren zur Herstellung von in 3-Stellung substituierten 4-Oxycumarinen
DE947165C (de) * 1952-08-09 1956-08-09 Norddeutsche Affinerie Verfahren zur Herstellung von in 3-Stellung substituierten 4-Oxycumarinen
US2723277A (en) * 1952-08-26 1955-11-08 Hoffmann La Roche Malonic acid derivatives and process for the manufacture thereof
US2777859A (en) * 1953-02-05 1957-01-15 Wisconsin Alumni Res Found Warfarin-alkali metal derivatives and processes of preparing the same
US2743283A (en) * 1954-08-23 1956-04-24 Norddeutsch Affinerie Novel 3-substituted 4-hydroxycoumarins and their process of preparation
DE1025894B (de) * 1955-02-23 1958-03-13 Geigy Ag J R Verfahren zur Herstellung von Derivaten des Thiacumarins und deren Salzen
US2765321A (en) * 1955-05-27 1956-10-02 Wisconsin Alumni Res Found Process of making crystalline warfarin sodium
BE550615A (de) * 1955-09-01
US2929821A (en) * 1956-04-05 1960-03-22 Upjohn Co 3 amino-4, 7-dihydroxy-8-methyl-coumarin and amide derivatives thereof
BE556754A (de) * 1956-07-20
FR1206393A (fr) * 1958-08-18 1960-02-09 Nouveaux dérivés de la coumarine et procédés de préparation de ceux-ci
US3002885A (en) * 1959-01-26 1961-10-03 Roberts Dev Corp Red squill tracking powders
US3264323A (en) * 1963-12-17 1966-08-02 Warner Lambert Pharmaceutical Coumarin derivative
GB8729557D0 (en) 1987-12-18 1988-02-03 Shell Int Research Rodenticidal composition

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2427578A (en) * 1945-04-02 1947-09-16 Wisconsin Alumni Res Found 3-substituted 4-hydroxycoumarin and process of making it
US2427579A (en) * 1945-04-02 1947-09-16 Wisconsin Alumni Res Found 3, 4-dihydropyranocoumarins and process of making them

Also Published As

Publication number Publication date
CH289578A (de) 1953-03-15
GB701111A (en) 1953-12-16
GB703016A (en) 1954-01-27
BE500937A (de)
NL81716C (de)
BE504826A (de)
US2648681A (en) 1953-08-11
NL80178C (de)
DE884500C (de) 1953-07-27
NL162854B (nl)
FR1028474A (fr) 1953-05-22
NL158446B (nl)
CH289305A (de) 1953-03-15
DE870115C (de) 1953-03-09
CH283657A (de) 1952-06-30
LU30424A1 (de)
FR1040937A (fr) 1953-10-20
US2648682A (en) 1953-08-11

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