DE932373C - Verfahren zur Herstellung von Cumarinderivaten - Google Patents

Verfahren zur Herstellung von Cumarinderivaten

Info

Publication number
DE932373C
DE932373C DEH17324A DEH0017324A DE932373C DE 932373 C DE932373 C DE 932373C DE H17324 A DEH17324 A DE H17324A DE H0017324 A DEH0017324 A DE H0017324A DE 932373 C DE932373 C DE 932373C
Authority
DE
Germany
Prior art keywords
chlorophenyl
alkyl
malonic acid
coumarin derivatives
preparation
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
DEH17324A
Other languages
German (de)
English (en)
Inventor
Andre Dr Sc Techn Gruessner
Balthasar Dr Phil Hegedues
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche 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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Application granted granted Critical
Publication of DE932373C publication Critical patent/DE932373C/de
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
    • C07D311/42—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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DEH17324A 1952-08-26 1953-08-07 Verfahren zur Herstellung von Cumarinderivaten Expired DE932373C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH734823X 1952-08-26

Publications (1)

Publication Number Publication Date
DE932373C true DE932373C (de) 1955-08-29

Family

ID=4532649

Family Applications (1)

Application Number Title Priority Date Filing Date
DEH17324A Expired DE932373C (de) 1952-08-26 1953-08-07 Verfahren zur Herstellung von Cumarinderivaten

Country Status (5)

Country Link
CH (1) CH307810A (ref)
DE (1) DE932373C (ref)
FR (1) FR71920E (ref)
GB (1) GB734823A (ref)
NL (1) NL83336C (ref)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1047788B (de) * 1956-01-20 1958-12-31 Geigy Ag J R Verfahren zur Herstellung von Derivaten des 4-Oxycumarins
US3022317A (en) * 1956-01-20 1962-02-20 Geigy Chem Corp 3-benzyl-4-hydroxycoumarin and a process for the preparation of derivatives of 3-benzyl-4-hydroxycoumarin

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1047788B (de) * 1956-01-20 1958-12-31 Geigy Ag J R Verfahren zur Herstellung von Derivaten des 4-Oxycumarins
US3022317A (en) * 1956-01-20 1962-02-20 Geigy Chem Corp 3-benzyl-4-hydroxycoumarin and a process for the preparation of derivatives of 3-benzyl-4-hydroxycoumarin

Also Published As

Publication number Publication date
CH307810A (de) 1955-06-15
GB734823A (en) 1955-08-10
FR71920E (fr) 1960-03-14
NL83336C (ref)

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