DK379683D0 - Fremgangsmade til isolering af tetrahydrodibenzo (b,d)pyraner fra ra synteseblandinger - Google Patents

Fremgangsmade til isolering af tetrahydrodibenzo (b,d)pyraner fra ra synteseblandinger

Info

Publication number: DK379683D0
Authority: DK; Denmark
Prior art keywords: tetrahydrodibenzo; pyranes; insulating; procedure; raw synthesis
Prior art date: 1981-12-21

Application number

DK3796/83A

Other languages

English (en)

Other versions

DK379683A (da

Inventor

Robert E Olsen

Stephen J Backlund

Original Assignee

Aerojet General Co

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.)

1981-12-21

Filing date

1983-08-19

Publication date

1983-08-19

1983-08-19 Application filed by Aerojet General Co filed Critical Aerojet General Co

1983-08-19 Publication of DK379683A publication Critical patent/DK379683A/da

1983-08-19 Publication of DK379683D0 publication Critical patent/DK379683D0/da

Links

230000015572 biosynthetic process Effects 0.000 title 1
238000000034 method Methods 0.000 title 1
239000000203 mixture Substances 0.000 title 1
238000003786 synthesis reaction Methods 0.000 title 1

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)
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)

DK3796/83A 1981-12-21 1983-08-19 Fremgangsmade til isolering af tetrahydrodibenzo (b,d)pyraner fra ra synteseblandinger DK379683D0 (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US06/332,644 US4381399A (en)	1981-12-21	1981-12-21	Purification of tetrahydrodibenzo[b,d]pyrans from crude synthetic mixtures
PCT/US1982/001803 WO1983002275A1 (en)	1981-12-21	1982-12-20	Purification of tetrahydrodibenzoadb,dbdpyrans from crude synthetic mixtures

Publications (2)

Publication Number	Publication Date
DK379683A DK379683A (da)	1983-08-19
DK379683D0 true DK379683D0 (da)	1983-08-19

Family

ID=23299180

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK3796/83A DK379683D0 (da)	1981-12-21	1983-08-19	Fremgangsmade til isolering af tetrahydrodibenzo (b,d)pyraner fra ra synteseblandinger

Country Status (11)

Country	Link
US (1)	US4381399A (da)
EP (1)	EP0098291A4 (da)
JP (1)	JPS58502149A (da)
AR (1)	AR230443A1 (da)
AU (1)	AU1153983A (da)
DK (1)	DK379683D0 (da)
ES (1)	ES518361A0 (da)
IE (1)	IE54285B1 (da)
IT (1)	IT1200512B (da)
WO (1)	WO1983002275A1 (da)
ZA (1)	ZA828462B (da)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2925753B2 (ja) *	1990-02-23	1999-07-28	ダイセル化学工業株式会社	光学異性体の分離方法
US5342971A (en) *	1992-12-29	1994-08-30	The Australian National University	Process for the preparation of dibenzo[b,d]pyrans
MXPA05004966A (es) *	2002-11-12	2005-08-02	Mallinckrodt Inc	Derivados cristalinos de canabinoide y procesos de purificacion de canabinoide.
AU2004230871A1 (en) *	2003-04-10	2004-10-28	Mallinckrodt Inc.	Olivetol-cyclodextrin complexes and regio-selective process for preparing delta 9-tetrahydrocannabinol
US7923558B2 (en) *	2004-07-19	2011-04-12	Cilag Ltd.	Method for obtaining pure tetrahydrocannabinol
US20060051824A1 (en) *	2004-09-03	2006-03-09	Haoyun An	Tetrahydrocannabinoid antigens and method of use
US7323576B2 (en) *	2004-10-01	2008-01-29	Alphora Research Inc.	Synthetic route to dronabinol
TWI369203B (en)	2004-11-22	2012-08-01	Euro Celtique Sa	Methods for purifying trans-(-)-△9-tetrahydrocannabinol and trans-(+)-△9-tetrahydrocannabinol
TWI366460B (en)	2005-06-16	2012-06-21	Euro Celtique Sa	Cannabinoid active pharmaceutical ingredient for improved dosage forms
CA2623723A1 (en) *	2005-09-29	2007-04-12	Amr Technology, Inc.	Process for production of delta-9-tetrahydrocannabinol
US11993563B2 (en)	2018-10-31	2024-05-28	Enantia S.L.	Solid compositions of cocrystals of cannabinoids

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3920705A (en) *	1967-05-19	1975-11-18	Theodore Petrzilka	6a,10a-trans-6a,10,10a-tetrahydrodibenzo(b,d)-pyrans
CH481911A (de) *	1967-05-19	1969-11-30	Theodor Dr Petrzilka	Verfahren zur Herstellung von tricyclischen Verbindungen
US3833616A (en) *	1968-09-16	1974-09-03	T Petrzilka	6a,10a-trans-6a,7,8,10a-tetrahydrodibenzo(b,d)-pyrans
US3668224A (en) *	1970-07-02	1972-06-06	Theodor Petrzilka	PROCESS OF PRODUCING 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
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
US4036857A (en) *	1976-02-02	1977-07-19	Sharps Associates	Benzopyrans having an unsaturated side chain

1981
- 1981-12-21 US US06/332,644 patent/US4381399A/en not_active Expired - Fee Related
1982
- 1982-11-17 ZA ZA828462A patent/ZA828462B/xx unknown
- 1982-11-29 AR AR291438A patent/AR230443A1/es active
- 1982-12-17 IE IE3008/82A patent/IE54285B1/en unknown
- 1982-12-20 IT IT49707/82A patent/IT1200512B/it active
- 1982-12-20 EP EP19830900472 patent/EP0098291A4/en not_active Withdrawn
- 1982-12-20 AU AU11539/83A patent/AU1153983A/en not_active Abandoned
- 1982-12-20 WO PCT/US1982/001803 patent/WO1983002275A1/en not_active Ceased
- 1982-12-20 JP JP83500576A patent/JPS58502149A/ja active Pending
- 1982-12-20 ES ES518361A patent/ES518361A0/es active Granted
1983
- 1983-08-19 DK DK3796/83A patent/DK379683D0/da not_active Application Discontinuation

Also Published As

Publication number	Publication date
US4381399A (en)	1983-04-26
AR230443A1 (es)	1984-04-30
EP0098291A4 (en)	1984-05-29
DK379683A (da)	1983-08-19
IT8249707A0 (it)	1982-12-20
ES8504165A1 (es)	1984-08-01
IT1200512B (it)	1989-01-18
JPS58502149A (ja)	1983-12-15
WO1983002275A1 (en)	1983-07-07
IE823008L (en)	1983-06-21
IE54285B1 (en)	1989-08-16
ZA828462B (en)	1983-09-28
EP0098291A1 (en)	1984-01-18
AU1153983A (en)	1983-07-15
ES518361A0 (es)	1984-08-01

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Legal Events

Date	Code	Title	Description
1984-09-22	ATS	Application withdrawn