DK141096C - - Google Patents

Info

Publication number
DK141096C
DK141096C DK347772A DK347772A DK141096C DK 141096 C DK141096 C DK 141096C DK 347772 A DK347772 A DK 347772A DK 347772 A DK347772 A DK 347772A DK 141096 C DK141096 C DK 141096C
Authority
DK
Denmark
Application number
DK347772A
Other versions
DK141096B (da
Inventor
J R Pfister
I T Harrison
J H Fried
Original Assignee
Syntex(U.S.A.) Inc.
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 claimed from US217383A external-priority patent/US3873714A/en
Priority claimed from US00259853A external-priority patent/US3818042A/en
Application filed by Syntex(U.S.A.) Inc. filed Critical Syntex(U.S.A.) Inc.
Priority to DK373274A priority Critical patent/DK134699B/da
Priority to DK339376A priority patent/DK339376A/da
Publication of DK141096B publication Critical patent/DK141096B/da
Application granted granted Critical
Publication of DK141096C publication Critical patent/DK141096C/da

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic 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
    • C07D311/78Ring systems having three or more relevant rings
    • C07D311/80Dibenzopyrans; Hydrogenated dibenzopyrans
    • C07D311/82Xanthenes
    • C07D311/84Xanthenes 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
    • C07D311/86Oxygen atoms, e.g. xanthones
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C07C45/70Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form
    • C07C45/71Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form being hydroxy groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
DK347772A 1971-07-14 1972-07-12 Analogifremgangsmåde til fremstilling af substituerede xanthon-2-carboxylsyrer eller farmaceutisk acceptable, ikke-toxiske estere, amider eller salte deraf. DK141096B (da)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DK373274A DK134699B (da) 1971-07-14 1974-07-11 Analogifremgangsmåde til fremstilling af xanthon-2-carboxylsyreforbindelser.
DK339376A DK339376A (da) 1971-07-14 1976-07-28 Analogifremgangsmade til fremstilling af substituerede xanthon-2-carboxylsyrer eller farmaceutisk acceptable, ikke-toxiske estere, amider eller salte deraf

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US16269671A 1971-07-14 1971-07-14
US16269671 1971-07-14
US217383A US3873714A (en) 1971-07-14 1972-01-12 Xanthone carboxylic acids and derivatives
US21738372 1972-01-12
US00259853A US3818042A (en) 1972-01-12 1972-06-05 Xanthone carboxylic acids and derivatives
US25985372 1972-06-05

Publications (2)

Publication Number Publication Date
DK141096B DK141096B (da) 1980-01-14
DK141096C true DK141096C (da) 1980-07-14

Family

ID=27388786

Family Applications (1)

Application Number Title Priority Date Filing Date
DK347772A DK141096B (da) 1971-07-14 1972-07-12 Analogifremgangsmåde til fremstilling af substituerede xanthon-2-carboxylsyrer eller farmaceutisk acceptable, ikke-toxiske estere, amider eller salte deraf.

Country Status (11)

Country Link
AT (1) AT326121B (da)
BE (1) BE786169A (da)
CH (1) CH580093A5 (da)
DE (1) DE2234256A1 (da)
DK (1) DK141096B (da)
ES (6) ES404786A1 (da)
FR (1) FR2145654B1 (da)
GB (1) GB1386436A (da)
IL (1) IL39890A (da)
NL (1) NL7209628A (da)
SE (1) SE388421B (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4585876A (en) * 1982-11-25 1986-04-29 Ciba-Geigy Corporation Novel xanthones and thioxanthones

Also Published As

Publication number Publication date
DK141096B (da) 1980-01-14
ES404786A1 (es) 1976-01-01
IL39890A (en) 1976-02-29
ES435670A1 (es) 1977-05-01
CH580093A5 (da) 1976-09-30
FR2145654B1 (da) 1975-06-20
ES435672A1 (es) 1977-05-01
FR2145654A1 (da) 1973-02-23
GB1386436A (en) 1975-03-05
DE2234256A1 (de) 1973-01-25
ATA599372A (de) 1975-02-15
ES435669A1 (es) 1977-05-01
NL7209628A (da) 1973-01-16
BE786169A (fr) 1973-01-12
ES435673A1 (es) 1977-07-01
AT326121B (de) 1975-11-25
SE388421B (sv) 1976-10-04
ES435671A1 (es) 1977-05-01
AU4445672A (en) 1974-01-17

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