BE779598A - IMPROVED PROCESS FOR MANUFACTURING 1-DIHYDROCODEINE - Google Patents

IMPROVED PROCESS FOR MANUFACTURING 1-DIHYDROCODEINE

Info

Publication number
BE779598A
BE779598A BE779598A BE779598A BE779598A BE 779598 A BE779598 A BE 779598A BE 779598 A BE779598 A BE 779598A BE 779598 A BE779598 A BE 779598A BE 779598 A BE779598 A BE 779598A
Authority
BE
Belgium
Prior art keywords
dihydrocodeine
manufacturing
improved process
improved
Prior art date
Application number
BE779598A
Other languages
French (fr)
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 BE779598A publication Critical patent/BE779598A/en

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
BE779598A 1971-02-22 1972-02-21 IMPROVED PROCESS FOR MANUFACTURING 1-DIHYDROCODEINE BE779598A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB508171A GB1366931A (en) 1971-02-22 1971-02-22 Dihydrocodeine manufacture
GB4024571 1971-08-27

Publications (1)

Publication Number Publication Date
BE779598A true BE779598A (en) 1972-08-21

Family

ID=26239609

Family Applications (1)

Application Number Title Priority Date Filing Date
BE779598A BE779598A (en) 1971-02-22 1972-02-21 IMPROVED PROCESS FOR MANUFACTURING 1-DIHYDROCODEINE

Country Status (14)

Country Link
JP (1) JPS5614672B1 (en)
BE (1) BE779598A (en)
CA (1) CA987317A (en)
CH (1) CH561214A5 (en)
CS (1) CS167968B2 (en)
DE (1) DE2207516C2 (en)
FR (1) FR2126278B1 (en)
GB (1) GB1366931A (en)
HU (1) HU164284B (en)
IL (1) IL38749A (en)
NL (1) NL175062C (en)
PL (1) PL82275B1 (en)
SE (1) SE393616B (en)
YU (2) YU47272A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2167505B1 (en) * 2007-07-17 2012-11-28 Mallinckrodt LLC Preparation of n-alkylated opiates by reductive amination
GB0914338D0 (en) 2009-08-17 2009-09-30 Johnson Matthey Plc Improved process
KR102691151B1 (en) * 2021-12-09 2024-08-05 박을준 Cathter, method for controlling catheter and catether system

Also Published As

Publication number Publication date
DE2207516A1 (en) 1973-08-02
IL38749A (en) 1974-11-29
FR2126278A1 (en) 1972-10-06
HU164284B (en) 1974-01-28
SE393616B (en) 1977-05-16
YU47272A (en) 1982-02-28
DE2207516C2 (en) 1985-08-22
GB1366931A (en) 1974-09-18
CH561214A5 (en) 1975-04-30
CA987317A (en) 1976-04-13
PL82275B1 (en) 1975-10-31
NL175062C (en) 1984-09-17
FR2126278B1 (en) 1975-06-13
NL7202337A (en) 1972-08-24
NL175062B (en) 1984-04-16
JPS5614672B1 (en) 1981-04-06
YU39579B (en) 1985-03-20
IL38749A0 (en) 1972-04-27
CS167968B2 (en) 1976-05-28

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: MACFARLAN SMITH LTD

Effective date: 19860228