DE69309449D1 - Verfahren zur herstellung von dibenzo [b,d] pyranen - Google Patents

Verfahren zur herstellung von dibenzo [b,d] pyranen

Info

Publication number
DE69309449D1
DE69309449D1 DE69309449T DE69309449T DE69309449D1 DE 69309449 D1 DE69309449 D1 DE 69309449D1 DE 69309449 T DE69309449 T DE 69309449T DE 69309449 T DE69309449 T DE 69309449T DE 69309449 D1 DE69309449 D1 DE 69309449D1
Authority
DE
Germany
Prior art keywords
pyrans
dibenzo
acid catalyst
producing
lewis acid
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 - Lifetime
Application number
DE69309449T
Other languages
English (en)
Inventor
Tony John Herlt
Peter Lindsay Macdonald
Rodney Warren Rickards
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.)
Australian National University
ALCO CHEMICAL Ltd
Original Assignee
Australian National University
ALCO CHEMICAL Ltd
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 Australian National University, ALCO CHEMICAL Ltd filed Critical Australian National University
Application granted granted Critical
Publication of DE69309449D1 publication Critical patent/DE69309449D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyrane Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE69309449T 1992-12-29 1993-12-27 Verfahren zur herstellung von dibenzo [b,d] pyranen Expired - Lifetime DE69309449D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/998,046 US5342971A (en) 1992-12-29 1992-12-29 Process for the preparation of dibenzo[b,d]pyrans
PCT/EP1993/003703 WO1994014790A1 (en) 1992-12-29 1993-12-27 PROCESS FOR THE PREPARATION OF DIBENZO[b,d]PYRANS

Publications (1)

Publication Number Publication Date
DE69309449D1 true DE69309449D1 (de) 1997-05-07

Family

ID=25544683

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69309449T Expired - Lifetime DE69309449D1 (de) 1992-12-29 1993-12-27 Verfahren zur herstellung von dibenzo [b,d] pyranen

Country Status (7)

Country Link
US (1) US5342971A (de)
EP (1) EP0628037B1 (de)
AT (1) ATE151074T1 (de)
AU (1) AU668460B2 (de)
CA (1) CA2117609A1 (de)
DE (1) DE69309449D1 (de)
WO (1) WO1994014790A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6566560B2 (en) 1999-03-22 2003-05-20 Immugen Pharmaceuticals, Inc. Resorcinolic compounds
FR2795731B1 (fr) 1999-07-02 2001-09-07 Warner Lambert Co PROCEDE DE PREPARATION DE [1,4] DIAZEPINO [6,7,1-hi] INDOL-4-ONES SUBSTITUEES
US20020137802A1 (en) * 2000-09-28 2002-09-26 Travis Craig R. Methods and compounds for inhibiting eicosanoid metabolism and platelet aggregation
US6541510B2 (en) * 2000-09-28 2003-04-01 Immugen Pharmaceuticals, Inc. Antiviral methods and compounds
DE10106024B4 (de) * 2001-02-09 2004-10-14 Thc Pharm Gmbh Verfahren zur Herstellung von Dronabinol
AU2008200935B2 (en) * 2001-02-05 2010-02-04 Thc Pharm The Health Concept Gmbh Method for the Production of Dronabinol
EP1409473A2 (de) * 2001-03-07 2004-04-21 Websar Innovations Inc. Umsetzung von cbd in delta-8-thc und delta-9-thc
AU2002331595A1 (en) * 2001-08-15 2003-03-03 The Government Of The United States Of America As Represented By The Secretary Of The Department Of Novel vasoconstrictor cannabinoid analogs
DE60321318D1 (de) * 2002-02-01 2008-07-10 Resolution Chemicals Ltd Gewinnung von delta-9 tetrahydrocannabinol
US20030232101A1 (en) * 2002-03-18 2003-12-18 Immugen Pharmaceuticals, Inc. Topical formulations of resorcinols and cannibinoids and methods of use
CA2521920A1 (en) * 2003-04-10 2004-10-28 Mallinckrodt Inc. Olivetol-cyclodextrin complexes and regio-selective process for preparing delta 9-tetrahydrocannabinol
GB0403864D0 (en) * 2004-02-20 2004-03-24 Ucl Ventures Modulator
DE102005028937B4 (de) * 2005-06-22 2009-07-23 Bionorica Ag Verfahren zur Herstellung von Dronabinol
WO2007041167A2 (en) * 2005-09-29 2007-04-12 Amr Technology, Inc. Process for production of delta-9-tetrahydrocannabinol
DE102009019322A1 (de) 2009-04-30 2010-11-11 The Health Concept Gmbh Verfahren zur Herstellung von Synthetischen Cannabinoiden
CA3113346C (en) 2011-09-29 2022-05-24 Thc Pharm Gmbh The Health Concept Cannabinoid carboxylic acids, salts of cannabinoid carboxylic acids, and the production and uses of same
EP2842933B1 (de) 2013-09-03 2015-07-29 Symrise AG Mischungen cannabinoider Verbindungen, deren Herstellung und Verwendung
EP3061450A1 (de) 2015-02-26 2016-08-31 Symrise AG Mischungen cannabinoider Verbindungen, deren Herstellung und Verwendung
DK3455213T3 (da) 2016-05-13 2022-03-07 Symrise Ag Fremgangsmåde til at oprense cannabinoid-forbindelser via simulated moving bed-kromatografi
CN111032088A (zh) 2017-06-20 2020-04-17 耶路撒冷希伯来大学伊森姆研究发展有限公司 大麻二酚酸酯类组合物及其用途
US11851415B2 (en) 2018-03-07 2023-12-26 Cleen Technology Inc. Continuous isolation of cannabidiol and cannabinoids and conversion of cannabidiol to delta 8-tetrahydrocannabinol and delta 9-tetrahydrocannabinol
US11192870B2 (en) 2018-03-07 2021-12-07 Socati Technologies—Oregon, Llc Continuous isolation of cannabidiol and conversion of cannabidiol to delta 8-tetrahydrocannabinol and delta 9-tetrahydrocannabinol

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3919322A (en) * 1969-01-22 1975-11-11 Hoffmann La Roche 3-Substituted -5-alkyl-2-cyclohexen-1-ones
US4116979A (en) * 1975-06-23 1978-09-26 Sheehan Institute For Research, Inc. Process for the preparation of (-)-6a,10a-trans-6a,7,8,10a-tetrahydrodibenzo[b,d]-pyrans
US4025516A (en) * 1975-06-23 1977-05-24 The John C. Sheehan Institute For Research, Inc. Process for the preparation of (-)-6a,10a-trans-6a,7,8,10a-tetrahydrodibenzo[b,d]-pyrans
US4381399A (en) * 1981-12-21 1983-04-26 Aerojet-General Corporation Purification of tetrahydrodibenzo[b,d]pyrans from crude synthetic mixtures
DE4100441A1 (de) * 1991-01-09 1992-07-16 Mack Chem Pharm Verfahren zur herstellung von 6,12-dihydro-6-hydroxy-cannabidiol und dessen verwendung zur herstellung von trans-delta-9-tetrahydrocannabinol

Also Published As

Publication number Publication date
CA2117609A1 (en) 1994-07-07
EP0628037B1 (de) 1997-04-02
WO1994014790A1 (en) 1994-07-07
AU5834594A (en) 1994-07-19
EP0628037A1 (de) 1994-12-14
US5342971A (en) 1994-08-30
ATE151074T1 (de) 1997-04-15
AU668460B2 (en) 1996-05-02

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