CA967581A - Preparation of xanthone-2-carboxylic acid compounds - Google Patents

Preparation of xanthone-2-carboxylic acid compounds

Info

Publication number
CA967581A
CA967581A CA146,890A CA146890A CA967581A CA 967581 A CA967581 A CA 967581A CA 146890 A CA146890 A CA 146890A CA 967581 A CA967581 A CA 967581A
Authority
CA
Canada
Prior art keywords
xanthone
preparation
carboxylic acid
acid compounds
compounds
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
CA146,890A
Other languages
English (en)
Other versions
CA146890S (en
Inventor
Jurg R. Pfister
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.)
Roche Palo Alto LLC
Original Assignee
Roche Palo Alto LLC
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 Roche Palo Alto LLC filed Critical Roche Palo Alto LLC
Application granted granted Critical
Publication of CA967581A publication Critical patent/CA967581A/en
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
    • C07D311/78—Ring systems having three or more relevant rings
    • C07D311/80—Dibenzopyrans; Hydrogenated dibenzopyrans
    • C07D311/82—Xanthenes
    • C07D311/84—Xanthenes with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 9
    • C07D311/86—Oxygen atoms, e.g. xanthones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Cosmetics (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Pyrane Compounds (AREA)
CA146,890A 1972-01-12 1972-07-12 Preparation of xanthone-2-carboxylic acid compounds Expired CA967581A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21728672A 1972-01-12 1972-01-12

Publications (1)

Publication Number Publication Date
CA967581A true CA967581A (en) 1975-05-13

Family

ID=22810414

Family Applications (1)

Application Number Title Priority Date Filing Date
CA146,890A Expired CA967581A (en) 1972-01-12 1972-07-12 Preparation of xanthone-2-carboxylic acid compounds

Country Status (9)

Country Link
JP (1) JPS4880534A (pt)
CA (1) CA967581A (pt)
CH (1) CH602547A5 (pt)
DE (1) DE2234152A1 (pt)
ES (2) ES404789A1 (pt)
FR (1) FR2167489B1 (pt)
GB (1) GB1384447A (pt)
NL (1) NL7209622A (pt)
SE (1) SE397825B (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106977489A (zh) * 2017-04-20 2017-07-25 清华大学 一种制备多取代占吨酮类衍生物的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3642997A (en) * 1969-06-25 1972-02-15 Merck & Co Inc Tricyclic carboxylic acids in the treatment of inflammation
BE759292A (fr) * 1969-11-27 1971-05-24 Allen & Hanburys Ltd Derives de xanthone, leur preparation et leur emploi

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106977489A (zh) * 2017-04-20 2017-07-25 清华大学 一种制备多取代占吨酮类衍生物的方法

Also Published As

Publication number Publication date
CH602547A5 (pt) 1978-07-31
ES434925A1 (es) 1976-12-16
FR2167489B1 (pt) 1975-10-31
SE397825B (sv) 1977-11-21
NL7209622A (pt) 1973-07-16
FR2167489A1 (pt) 1973-08-24
DE2234152A1 (de) 1973-07-26
JPS4880534A (pt) 1973-10-29
GB1384447A (en) 1975-02-19
ES404789A1 (es) 1975-06-16

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