FR2275477A1 - Procede de deshydrohalogenation d'a-halo cetals - Google Patents

Procede de deshydrohalogenation d'a-halo cetals

Info

Publication number
FR2275477A1
FR2275477A1 FR7510910A FR7510910A FR2275477A1 FR 2275477 A1 FR2275477 A1 FR 2275477A1 FR 7510910 A FR7510910 A FR 7510910A FR 7510910 A FR7510910 A FR 7510910A FR 2275477 A1 FR2275477 A1 FR 2275477A1
Authority
FR
France
Prior art keywords
cetals
halo
dehydrohalogenation process
dehydrohalogenation
halo cetals
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.)
Granted
Application number
FR7510910A
Other languages
English (en)
French (fr)
Other versions
FR2275477B1 (OSRAM
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.)
Macfarlan Smith Ltd
Original Assignee
Macfarlan Smith 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 Macfarlan Smith Ltd filed Critical Macfarlan Smith Ltd
Publication of FR2275477A1 publication Critical patent/FR2275477A1/fr
Application granted granted Critical
Publication of FR2275477B1 publication Critical patent/FR2275477B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D489/00—Heterocyclic compounds containing 4aH-8, 9 c- Iminoethano-phenanthro [4, 5-b, c, d] furan ring systems, e.g. derivatives of [4, 5-epoxy]-morphinan of the formula:
    • C07D489/02—Heterocyclic compounds containing 4aH-8, 9 c- Iminoethano-phenanthro [4, 5-b, c, d] furan ring systems, e.g. derivatives of [4, 5-epoxy]-morphinan of the formula: with oxygen atoms attached in positions 3 and 6, e.g. morphine, morphinone

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
FR7510910A 1974-04-10 1975-04-08 Procede de deshydrohalogenation d'a-halo cetals Granted FR2275477A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB15971/74A GB1495271A (en) 1974-04-10 1974-04-10 Dehydrohalogenation of codeinone derivatives

Publications (2)

Publication Number Publication Date
FR2275477A1 true FR2275477A1 (fr) 1976-01-16
FR2275477B1 FR2275477B1 (OSRAM) 1979-04-20

Family

ID=10068892

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7510910A Granted FR2275477A1 (fr) 1974-04-10 1975-04-08 Procede de deshydrohalogenation d'a-halo cetals

Country Status (12)

Country Link
US (1) US4025520A (OSRAM)
JP (1) JPS6259111B2 (OSRAM)
BE (1) BE827568A (OSRAM)
CH (1) CH614710A5 (OSRAM)
DE (1) DE2514220A1 (OSRAM)
FR (1) FR2275477A1 (OSRAM)
GB (1) GB1495271A (OSRAM)
HU (1) HU174028B (OSRAM)
IL (1) IL46972A (OSRAM)
NL (1) NL7504207A (OSRAM)
NO (1) NO751054L (OSRAM)
YU (1) YU39940B (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006138020A3 (en) * 2005-06-16 2007-03-22 Mallinckrodt Inc A synthetic route to 14-hydroxyl opiates through 1-halo-thebaine or analogs

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4613668A (en) * 1983-12-22 1986-09-23 The United States Of America As Represented By The Department Of Health And Human Services Short total synthesis or morphinan compounds which uses cyclization of a cycloalkylcarbonyl compound selected from cyclopropylcarbonyl and cyclobutylcarbonyl
GB2392670A (en) * 2002-09-03 2004-03-10 Stylacats Ltd (+)-Morphine production
ES2313299T3 (es) * 2004-02-06 2009-03-01 Euro-Celtique S.A. Procedimientos para producir morfinonas 3 o protegidas y carboxilatos de morfinona dienol 3 o protegidos.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE479104C (de) * 1925-07-21 1929-07-09 Boehringer Sohn Ingelheim Verfahren zur Herstellung von Chlor- und Bromderivaten des Dihydrokodeinons
US2778832A (en) * 1954-06-22 1957-01-22 Merck & Co Inc Reduction of codeinone to codeine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006138020A3 (en) * 2005-06-16 2007-03-22 Mallinckrodt Inc A synthetic route to 14-hydroxyl opiates through 1-halo-thebaine or analogs
AU2006259780B2 (en) * 2005-06-16 2012-04-12 SpecGx LLC A synthetic route to 14-hydroxyl opiates through 1-halo-thebaine or analogs

Also Published As

Publication number Publication date
FR2275477B1 (OSRAM) 1979-04-20
YU90775A (en) 1982-02-28
YU39940B (en) 1985-06-30
AU7961375A (en) 1976-09-30
NO751054L (OSRAM) 1975-10-13
BE827568A (fr) 1975-10-06
NL7504207A (nl) 1975-10-14
GB1495271A (en) 1977-12-14
IL46972A0 (en) 1975-05-22
CH614710A5 (OSRAM) 1979-12-14
JPS6259111B2 (OSRAM) 1987-12-09
DE2514220A1 (de) 1975-10-30
JPS50142600A (OSRAM) 1975-11-17
US4025520A (en) 1977-05-24
HU174028B (hu) 1979-10-28
IL46972A (en) 1978-06-15

Similar Documents

Publication Publication Date Title
FR2280025A1 (fr) Procede de reduction du frottement
BE833823A (fr) Procede de preparation de polyurethannes
BE831843A (fr) Procede de preparation de polyurees
BE834595A (fr) Procede de preparation d'hydroxypivaldehyde
FR2294001A1 (fr) Procede d'estampage
BE831129A (fr) Procede d'adsorption
BE826057A (fr) Procede d'esterification de trichlorosilane
FR2277059A1 (fr) Procede de preparation de cyclo-alcenes
FR2288742A1 (fr) Procede de preparation d'isochromannes
FR2277060A1 (fr) Procede de preparation de monoalcenylbenzenes
FR2293421A1 (fr) Procede de production d'hydroxyphenylacetonitriles
BE837051A (fr) Procede de preparation de pinacoline
FR2281346A1 (fr) Procede de preparation de l'hydroquinone
BE828033A (fr) Procede de preparation de l'anethole
BE815251A (fr) Procede d'enrobage.
FR2275477A1 (fr) Procede de deshydrohalogenation d'a-halo cetals
FR2288740A1 (fr) Procede d'extraction de dihydroperoxydes
BE831633A (fr) Procede de preparation de polyurees
FR2273764A1 (fr) Procede de preparation de l'oxalonitrile
BE825934A (fr) Procede de production d'isobutane
BE830469A (fr) Procede de preparation d'acetoxybutanal
FR2295000A1 (fr) Procede d'alcoylation d'hydrocarbures
FR2295024A1 (fr) Procede de preparation d'a-oxothiodimethylamides
BE828032A (fr) Procede de preparation de 2-alcoxy-4-propene-(1)-yl-phenols
BE825586A (fr) Procede de purification d'hydroquinone

Legal Events

Date Code Title Description
ST Notification of lapse