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GB201017988D0 - Chemical process - Google Patents

Chemical process

Info

Publication number
GB201017988D0
GB201017988D0 GBGB1017988.5A GB201017988A GB201017988D0 GB 201017988 D0 GB201017988 D0 GB 201017988D0 GB 201017988 A GB201017988 A GB 201017988A GB 201017988 D0 GB201017988 D0 GB 201017988D0
Authority
GB
United Kingdom
Prior art keywords
chemical process
chemical
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
GBGB1017988.5A
Other versions
GB2471800A (en
GB2471800B (en
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.)
Alpharma Bermuda Investments Ltd
Original Assignee
Alpharma Bermuda Investments 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 Alpharma Bermuda Investments Ltd filed Critical Alpharma Bermuda Investments Ltd
Priority to GB1017988A priority Critical patent/GB2471800B/en
Publication of GB201017988D0 publication Critical patent/GB201017988D0/en
Publication of GB2471800A publication Critical patent/GB2471800A/en
Application granted granted Critical
Publication of GB2471800B publication Critical patent/GB2471800B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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:
    • C07D489/06—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 a hetero atom directly attached in position 14
    • C07D489/08—Oxygen atom
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
GB1017988A 2006-05-25 2006-05-25 Preparation of N-alkylated morphinans by reduction of an iminium group Expired - Fee Related GB2471800B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1017988A GB2471800B (en) 2006-05-25 2006-05-25 Preparation of N-alkylated morphinans by reduction of an iminium group

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0610386A GB2438399A (en) 2006-05-25 2006-05-25 Preparation of N-alkylated morphinans by reduction of an iminium group
GB1017988A GB2471800B (en) 2006-05-25 2006-05-25 Preparation of N-alkylated morphinans by reduction of an iminium group

Publications (3)

Publication Number Publication Date
GB201017988D0 true GB201017988D0 (en) 2010-12-08
GB2471800A GB2471800A (en) 2011-01-12
GB2471800B GB2471800B (en) 2011-03-09

Family

ID=36687715

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0610386A Withdrawn GB2438399A (en) 2006-05-25 2006-05-25 Preparation of N-alkylated morphinans by reduction of an iminium group
GB1017988A Expired - Fee Related GB2471800B (en) 2006-05-25 2006-05-25 Preparation of N-alkylated morphinans by reduction of an iminium group

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0610386A Withdrawn GB2438399A (en) 2006-05-25 2006-05-25 Preparation of N-alkylated morphinans by reduction of an iminium group

Country Status (1)

Country Link
GB (2) GB2438399A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2566559T3 (en) 2008-09-30 2016-04-13 Mallinckrodt Llc Processes for alkylation of secondary amino groups of morphinan derivatives

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3717643A (en) * 1967-05-04 1973-02-20 Sterling Drug Inc N-substituted-norapomorphines
DE2107989A1 (en) * 1971-02-19 1972-09-07 Boehringer Sohn Ingelheim N- (Furyl-methy]) - morphinans, their acid addition salts and processes for their production
GB0421687D0 (en) * 2004-09-30 2004-11-03 Johnson Matthey Plc Preparation of opiate analgesics

Also Published As

Publication number Publication date
GB0610386D0 (en) 2006-07-05
GB2471800A (en) 2011-01-12
GB2438399A (en) 2007-11-28
GB2471800B (en) 2011-03-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20120525