GB2096996B - A process for the isolation of (+)-usnic acid from usnea barbata l - Google Patents

A process for the isolation of (+)-usnic acid from usnea barbata l

Info

Publication number
GB2096996B
GB2096996B GB8209821A GB8209821A GB2096996B GB 2096996 B GB2096996 B GB 2096996B GB 8209821 A GB8209821 A GB 8209821A GB 8209821 A GB8209821 A GB 8209821A GB 2096996 B GB2096996 B GB 2096996B
Authority
GB
United Kingdom
Prior art keywords
isolation
usnic acid
usnea barbata
usnea
barbata
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
GB8209821A
Other languages
English (en)
Other versions
GB2096996A (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.)
Farm & Hemi Proizv Fab
Original Assignee
Farm & Hemi Proizv Fab
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 Farm & Hemi Proizv Fab filed Critical Farm & Hemi Proizv Fab
Publication of GB2096996A publication Critical patent/GB2096996A/en
Application granted granted Critical
Publication of GB2096996B publication Critical patent/GB2096996B/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
    • C07D307/91—Dibenzofurans; Hydrogenated dibenzofurans
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K36/00—Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
    • A61K36/09—Lichens

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Microbiology (AREA)
  • Mycology (AREA)
  • Natural Medicines & Medicinal Plants (AREA)
  • Medical Informatics (AREA)
  • Biotechnology (AREA)
  • Botany (AREA)
  • Alternative & Traditional Medicine (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB8209821A 1981-04-08 1982-04-02 A process for the isolation of (+)-usnic acid from usnea barbata l Expired GB2096996B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
YU91981A YU42564B (en) 1981-04-08 1981-04-08 Process for the isolation of (+)-usnic acid from usnea barbata l.

Publications (2)

Publication Number Publication Date
GB2096996A GB2096996A (en) 1982-10-27
GB2096996B true GB2096996B (en) 1985-01-30

Family

ID=25551993

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8209821A Expired GB2096996B (en) 1981-04-08 1982-04-02 A process for the isolation of (+)-usnic acid from usnea barbata l

Country Status (10)

Country Link
BE (1) BE892787A (da)
CH (1) CH649543A5 (da)
DE (1) DE3213095A1 (da)
ES (1) ES511725A0 (da)
FR (1) FR2503708B1 (da)
GB (1) GB2096996B (da)
IN (1) IN155272B (da)
PT (1) PT74707B (da)
SE (1) SE8202138L (da)
YU (1) YU42564B (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6605306B1 (en) * 2002-07-01 2003-08-12 Lonny S. Green Food supplement formulation
CN100425604C (zh) * 2006-07-26 2008-10-15 甘肃奇正健康日用品有限公司 超声提取松萝酸的工艺
CN103044372B (zh) * 2012-12-13 2016-03-30 大兴安岭林格贝寒带生物科技股份有限公司 一种从长松萝中提取松萝酸的生产工艺

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2522547A (en) * 1949-06-07 1950-09-19 John B Stark Isolation of usnic acid
DE859348C (de) * 1949-11-29 1952-12-15 Josef Dipl-Chem Dr Rer N Klosa Verfahren zur Gewinnung antibiotischer Stoffe aus Flechten
FR2347361A1 (fr) * 1976-04-09 1977-11-04 Robertet & Cie P Procede d'extraction de l'acide (+) usnique et produit obtenu

Also Published As

Publication number Publication date
FR2503708A1 (fr) 1982-10-15
GB2096996A (en) 1982-10-27
PT74707B (en) 1983-11-14
FR2503708B1 (fr) 1985-11-15
BE892787A (fr) 1982-08-02
SE8202138L (sv) 1982-10-09
CH649543A5 (de) 1985-05-31
DE3213095A1 (de) 1982-10-21
PT74707A (en) 1982-05-01
ES8301956A1 (es) 1983-02-01
DE3213095C2 (da) 1987-05-27
YU91981A (en) 1983-12-31
IN155272B (da) 1985-01-12
ES511725A0 (es) 1983-02-01
YU42564B (en) 1988-10-31

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Legal Events

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