GB2103598B - A process for preparing naphtholactones - Google Patents

A process for preparing naphtholactones

Info

Publication number
GB2103598B
GB2103598B GB08119993A GB8119993A GB2103598B GB 2103598 B GB2103598 B GB 2103598B GB 08119993 A GB08119993 A GB 08119993A GB 8119993 A GB8119993 A GB 8119993A GB 2103598 B GB2103598 B GB 2103598B
Authority
GB
United Kingdom
Prior art keywords
naphtholactones
preparing
preparing naphtholactones
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
GB08119993A
Other versions
GB2103598A (en
Inventor
Dr Jorg Talbiersky
Dr Ulrich Knips
Martha Langenkamp
Heinz Pingen
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.)
Ruetgers Germany GmbH
Original Assignee
Ruetgerswerke 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 Ruetgerswerke AG filed Critical Ruetgerswerke AG
Publication of GB2103598A publication Critical patent/GB2103598A/en
Application granted granted Critical
Publication of GB2103598B publication Critical patent/GB2103598B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/92—Naphthofurans; Hydrogenated naphthofurans

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Furan Compounds (AREA)
  • Catalysts (AREA)
GB08119993A 1980-08-13 1981-06-29 A process for preparing naphtholactones Expired GB2103598B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3030555 1980-08-13

Publications (2)

Publication Number Publication Date
GB2103598A GB2103598A (en) 1983-02-23
GB2103598B true GB2103598B (en) 1984-07-04

Family

ID=6109499

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08119993A Expired GB2103598B (en) 1980-08-13 1981-06-29 A process for preparing naphtholactones

Country Status (4)

Country Link
JP (1) JPS5754179A (en)
CH (1) CH646430A5 (en)
FR (1) FR2488608B1 (en)
GB (1) GB2103598B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3417278A1 (en) * 1984-05-10 1985-11-14 Rütgerswerke AG, 6000 Frankfurt METHOD FOR PRODUCING NAPHTHOLACTONE

Also Published As

Publication number Publication date
FR2488608A1 (en) 1982-02-19
CH646430A5 (en) 1984-11-30
GB2103598A (en) 1983-02-23
JPS5754179A (en) 1982-03-31
FR2488608B1 (en) 1985-07-19

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee