DE1011435B - Verfahren zur Herstellung von Derivaten des 4-Oxycumarins - Google Patents

Verfahren zur Herstellung von Derivaten des 4-Oxycumarins

Info

Publication number
DE1011435B
DE1011435B DEF18319A DEF0018319A DE1011435B DE 1011435 B DE1011435 B DE 1011435B DE F18319 A DEF18319 A DE F18319A DE F0018319 A DEF0018319 A DE F0018319A DE 1011435 B DE1011435 B DE 1011435B
Authority
DE
Germany
Prior art keywords
oxycoumarin
methyl
acetyl
ethyl
chloro
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.)
Pending
Application number
DEF18319A
Other languages
German (de)
English (en)
Inventor
Dr Edgar Enders
Dr Adam Mueller
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
Priority to BE550615D priority Critical patent/BE550615A/xx
Application filed by Bayer AG filed Critical Bayer AG
Priority to DEF18319A priority patent/DE1011435B/de
Priority to CH346556D priority patent/CH346556A/de
Priority to FR1197640D priority patent/FR1197640A/fr
Priority to GB2688656A priority patent/GB804125A/en
Publication of DE1011435B publication Critical patent/DE1011435B/de
Pending 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
    • C07D311/42—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
    • C07D311/54—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 substituted in the carbocyclic ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyrane Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
DEF18319A 1955-09-01 1955-09-01 Verfahren zur Herstellung von Derivaten des 4-Oxycumarins Pending DE1011435B (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
BE550615D BE550615A (forum.php) 1955-09-01
DEF18319A DE1011435B (de) 1955-09-01 1955-09-01 Verfahren zur Herstellung von Derivaten des 4-Oxycumarins
CH346556D CH346556A (de) 1955-09-01 1956-08-02 Verfahren zur Herstellung von Derivaten des 4-Oxycumarins
FR1197640D FR1197640A (fr) 1955-09-01 1956-08-24 Procédé pour la production de dérivés de la 4-hydroxycoumarine
GB2688656A GB804125A (en) 1955-09-01 1956-09-03 Derivatives of 4-hydroxycoumarin and their production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF18319A DE1011435B (de) 1955-09-01 1955-09-01 Verfahren zur Herstellung von Derivaten des 4-Oxycumarins

Publications (1)

Publication Number Publication Date
DE1011435B true DE1011435B (de) 1957-07-04

Family

ID=7088910

Family Applications (1)

Application Number Title Priority Date Filing Date
DEF18319A Pending DE1011435B (de) 1955-09-01 1955-09-01 Verfahren zur Herstellung von Derivaten des 4-Oxycumarins

Country Status (5)

Country Link
BE (1) BE550615A (forum.php)
CH (1) CH346556A (forum.php)
DE (1) DE1011435B (forum.php)
FR (1) FR1197640A (forum.php)
GB (1) GB804125A (forum.php)

Citations (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
DE884500C (de) * 1950-01-31 1953-07-27 Geigy Ag J R Verfahren zur Herstellung von in 3-Stellung substituierten 4-Oxycumarinen

Patent Citations (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
DE884500C (de) * 1950-01-31 1953-07-27 Geigy Ag J R Verfahren zur Herstellung von in 3-Stellung substituierten 4-Oxycumarinen

Also Published As

Publication number Publication date
CH346556A (de) 1960-05-31
FR1197640A (fr) 1959-12-02
GB804125A (en) 1958-11-05
BE550615A (forum.php)

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