YU39940B - Process for dehydrohalogenization of 7-halo-or 1,7-dihalo -dihydrocedeinone dialkylketals - Google Patents

Process for dehydrohalogenization of 7-halo-or 1,7-dihalo -dihydrocedeinone dialkylketals

Info

Publication number
YU39940B
YU39940B YU907/75A YU90775A YU39940B YU 39940 B YU39940 B YU 39940B YU 907/75 A YU907/75 A YU 907/75A YU 90775 A YU90775 A YU 90775A YU 39940 B YU39940 B YU 39940B
Authority
YU
Yugoslavia
Prior art keywords
dihydrocedeinone
dialkylketals
dehydrohalogenization
dihalo
halo
Prior art date
Application number
YU907/75A
Other languages
English (en)
Other versions
YU90775A (en
Inventor
L E Grew
N Wilson
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 YU90775A publication Critical patent/YU90775A/xx
Publication of YU39940B publication Critical patent/YU39940B/xx

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)
YU907/75A 1974-04-10 1975-04-09 Process for dehydrohalogenization of 7-halo-or 1,7-dihalo -dihydrocedeinone dialkylketals YU39940B (en)

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
YU90775A YU90775A (en) 1982-02-28
YU39940B true YU39940B (en) 1985-06-30

Family

ID=10068892

Family Applications (1)

Application Number Title Priority Date Filing Date
YU907/75A YU39940B (en) 1974-04-10 1975-04-09 Process for dehydrohalogenization of 7-halo-or 1,7-dihalo -dihydrocedeinone dialkylketals

Country Status (12)

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

Families Citing this family (4)

* 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
GEP20084454B (en) 2004-02-06 2008-08-10 Euro Celtique Sa Methods for making 3-o-protected morphinones and 3-o-protected morphinone dienol carboxylates
AU2006259780B2 (en) * 2005-06-16 2012-04-12 SpecGx LLC A synthetic route to 14-hydroxyl opiates through 1-halo-thebaine or analogs

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

Also Published As

Publication number Publication date
JPS50142600A (el) 1975-11-17
JPS6259111B2 (el) 1987-12-09
YU90775A (en) 1982-02-28
IL46972A (en) 1978-06-15
US4025520A (en) 1977-05-24
CH614710A5 (el) 1979-12-14
NO751054L (el) 1975-10-13
NL7504207A (nl) 1975-10-14
DE2514220A1 (de) 1975-10-30
IL46972A0 (en) 1975-05-22
AU7961375A (en) 1976-09-30
BE827568A (fr) 1975-10-06
FR2275477B1 (el) 1979-04-20
HU174028B (hu) 1979-10-28
GB1495271A (en) 1977-12-14
FR2275477A1 (fr) 1976-01-16

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