CH558792A - Verfahren zur herstellung von tetrahydrodibenzopyranen. - Google Patents

Verfahren zur herstellung von tetrahydrodibenzopyranen.

Info

Publication number
CH558792A
CH558792A CH1496671A CH1496671A CH558792A CH 558792 A CH558792 A CH 558792A CH 1496671 A CH1496671 A CH 1496671A CH 1496671 A CH1496671 A CH 1496671A CH 558792 A CH558792 A CH 558792A
Authority
CH
Switzerland
Prior art keywords
tetrahydrodibenzopyranes
manufacturing
manufacturing tetrahydrodibenzopyranes
Prior art date
Application number
CH1496671A
Other languages
English (en)
Original Assignee
Petrzilka Theodor
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 Petrzilka Theodor filed Critical Petrzilka Theodor
Priority to CH1496671A priority Critical patent/CH558792A/de
Priority to US295262A priority patent/US3873576A/en
Priority to DE2249720A priority patent/DE2249720A1/de
Priority to JP47102316A priority patent/JPS4848471A/ja
Priority to FR7236323A priority patent/FR2157859B1/fr
Priority to GB4763672A priority patent/GB1367819A/en
Publication of CH558792A publication Critical patent/CH558792A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/04—Ortho-condensed systems
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Pyrane Compounds (AREA)
CH1496671A 1971-10-14 1971-10-14 Verfahren zur herstellung von tetrahydrodibenzopyranen. CH558792A (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH1496671A CH558792A (de) 1971-10-14 1971-10-14 Verfahren zur herstellung von tetrahydrodibenzopyranen.
US295262A US3873576A (en) 1971-10-14 1972-10-05 Tetrahydrodibenzopyrans
DE2249720A DE2249720A1 (de) 1971-10-14 1972-10-11 Verfahren zur herstellung von tetrahydrodibenzopyranverbindungen
JP47102316A JPS4848471A (de) 1971-10-14 1972-10-12
FR7236323A FR2157859B1 (de) 1971-10-14 1972-10-13
GB4763672A GB1367819A (en) 1971-10-14 1972-10-16 Tetrahydrodibenzopyrans

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1496671A CH558792A (de) 1971-10-14 1971-10-14 Verfahren zur herstellung von tetrahydrodibenzopyranen.

Publications (1)

Publication Number Publication Date
CH558792A true CH558792A (de) 1975-02-14

Family

ID=4405249

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1496671A CH558792A (de) 1971-10-14 1971-10-14 Verfahren zur herstellung von tetrahydrodibenzopyranen.

Country Status (6)

Country Link
US (1) US3873576A (de)
JP (1) JPS4848471A (de)
CH (1) CH558792A (de)
DE (1) DE2249720A1 (de)
FR (1) FR2157859B1 (de)
GB (1) GB1367819A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4024275A (en) * 1973-11-05 1977-05-17 Eli Lilly And Company Method of reducing elevated blood pressure with dihydroxy-hexahydrodibenzo(b,d)pyrans
US3968125A (en) * 1973-11-05 1976-07-06 Eli Lilly And Company Dihydroxyhexahydrodibenzo[b,d]pyrans
US4133819A (en) * 1977-06-17 1979-01-09 Pfizer Inc. Hexahydro-1-hydroxy-9-hydroxymethyl-3-substituted-6H-dibenzo[b,d]pyrans as analgesic agents
US4209520A (en) * 1977-06-17 1980-06-24 Pfizer Inc. Hexahydro-1-hydroxy-9-hydroxymethyl-3-substituted-6H-dibenzo[b,d]pyrans as analgesic agents
US4647578A (en) * 1983-12-02 1987-03-03 Sterling Drug Inc. Phototoxic insecticidal compositions and method of use thereof
IL80411A (en) * 1986-10-24 1991-08-16 Raphael Mechoulam Preparation of dibenzopyranol derivatives and pharmaceutical compositions containing them
US5498419A (en) * 1994-06-03 1996-03-12 Pars; Harry G. Fumarate salt of 4-(diethyl-3-(1-methyloctyl)-7,8,9,10-tetrahydro-6,6,9-trimethyl-6H-dibenzo[b,d]pyran-1-ol, 4-(diethyl-amino) butyric
US6566560B2 (en) 1999-03-22 2003-05-20 Immugen Pharmaceuticals, Inc. Resorcinolic compounds
AU2002213429A1 (en) * 2000-09-28 2002-04-08 Immugen Pharmaceuticals, Inc. Antiviral methods and compounds
AU2001296402A1 (en) * 2000-09-28 2002-04-08 Immugen Pharmaceuticals, Inc. Methods and compounds for inhibiting eicosanoid metabolism and platelet aggregation
AU2003214226A1 (en) * 2002-03-18 2003-10-08 Immugen Pharmaceuticals, Inc. Topical formulations of resorcinols and cannibinoids and methods of use

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3388136A (en) * 1966-01-11 1968-06-11 Edward C. Taylor Dibenzo [b, d] pyrans and process
US3668224A (en) * 1970-07-02 1972-06-06 Theodor Petrzilka PROCESS OF PRODUCING 6a, 10a-TRANS-6a,7,8,10a-TETRAHYDRODIBENZO (b,d)-PYRANS

Also Published As

Publication number Publication date
JPS4848471A (de) 1973-07-09
DE2249720A1 (de) 1973-04-19
US3873576A (en) 1975-03-25
FR2157859B1 (de) 1976-04-23
FR2157859A1 (de) 1973-06-08
GB1367819A (en) 1974-09-25

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Legal Events

Date Code Title Description
PL Patent ceased