PT91205A - Processo para a preparacao de 2-aminopurina - Google Patents

Processo para a preparacao de 2-aminopurina

Info

Publication number
PT91205A
PT91205A PT91205A PT9120589A PT91205A PT 91205 A PT91205 A PT 91205A PT 91205 A PT91205 A PT 91205A PT 9120589 A PT9120589 A PT 9120589A PT 91205 A PT91205 A PT 91205A
Authority
PT
Portugal
Prior art keywords
aminopurin
preparing
Prior art date
Application number
PT91205A
Other languages
English (en)
Other versions
PT91205B (pt
Inventor
Peter Markham Kincey
Original Assignee
Beecham Group Plc
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 Beecham Group Plc filed Critical Beecham Group Plc
Publication of PT91205A publication Critical patent/PT91205A/pt
Publication of PT91205B publication Critical patent/PT91205B/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D473/00—Heterocyclic compounds containing purine ring systems
    • C07D473/26—Heterocyclic compounds containing purine ring systems with an oxygen, sulphur, or nitrogen atom directly attached in position 2 or 6, but not in both
    • C07D473/32—Nitrogen atom
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/12—Antivirals
PT91205A 1988-07-20 1989-07-18 Processo para a preparacao de 2-aminopurina PT91205B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888817270A GB8817270D0 (en) 1988-07-20 1988-07-20 Novel process

Publications (2)

Publication Number Publication Date
PT91205A true PT91205A (pt) 1990-02-08
PT91205B PT91205B (pt) 1995-03-01

Family

ID=10640784

Family Applications (1)

Application Number Title Priority Date Filing Date
PT91205A PT91205B (pt) 1988-07-20 1989-07-18 Processo para a preparacao de 2-aminopurina

Country Status (7)

Country Link
US (1) US5066805A (pt)
EP (1) EP0355986B1 (pt)
JP (1) JP2825132B2 (pt)
DE (1) DE68914913T2 (pt)
ES (1) ES2053999T3 (pt)
GB (1) GB8817270D0 (pt)
PT (1) PT91205B (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5684153A (en) 1984-08-16 1997-11-04 Beecham Group Plc Process for the preparation of purine derivatives
GB8822236D0 (en) * 1988-09-21 1988-10-26 Beecham Group Plc Chemical process
GB9615275D0 (en) * 1996-07-20 1996-09-04 Smithkline Beecham Plc Pharmaceuticals
GB9615276D0 (en) * 1996-07-20 1996-09-04 Smithkline Beecham Plc Pharmaceuticals
GB9615253D0 (en) * 1996-07-20 1996-09-04 Smithkline Beecham Plc Pharmaceuticals
AT412211B (de) * 1996-07-20 2004-11-25 Novartis Int Pharm Ltd Verfahren zur herstellung von penciclovir und famciclovir
US20040097528A1 (en) * 2002-08-26 2004-05-20 Ben-Zion Dolitzky Crystalline solid famciclovir forms I, II, III and preparation thereof
EP1747223A1 (en) * 2004-05-18 2007-01-31 Teva Pharmaceutical Industries Ltd. Drying process for preparing crystalline solid famciclovir
US8143265B2 (en) 2007-04-16 2012-03-27 Meharry Medical College Method of treating atherosclerosis

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4649140A (en) * 1982-10-14 1987-03-10 Burroughs Wellcome Co. Purine derivatives
US4609662A (en) * 1982-10-14 1986-09-02 Burroughs Wellcome Co. Method for using purine derivatives
EP0182024B1 (en) * 1984-09-20 1991-04-03 Beecham Group Plc Purine derivatives and their pharmaceutical use
GB8507606D0 (en) * 1985-03-23 1985-05-01 Beecham Group Plc Process
US4965270A (en) * 1987-05-30 1990-10-23 Beecham Group P.L.C. Purine derivatives

Also Published As

Publication number Publication date
US5066805A (en) 1991-11-19
DE68914913T2 (de) 1994-08-11
JP2825132B2 (ja) 1998-11-18
DE68914913D1 (de) 1994-06-01
PT91205B (pt) 1995-03-01
EP0355986B1 (en) 1994-04-27
ES2053999T3 (es) 1994-08-01
EP0355986A1 (en) 1990-02-28
GB8817270D0 (en) 1988-08-24
JPH0273087A (ja) 1990-03-13

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19940817

PC3A Transfer or assignment

Free format text: 20011115 NOVARTIS INTERNATIONAL PHARMACEUTICAL LTD. BM

TE3A Change of address (patent)

Owner name: BEECHAM GROUP P.L.C.

Effective date: 20011115

MM4A Annulment/lapse due to non-payment of fees, searched and examined patent

Free format text: MAXIMUM VALIDITY LIMIT REACHED

Effective date: 20090817