PT88143A - Processo para a preparacao de derivados de purina - Google Patents

Processo para a preparacao de derivados de purina

Info

Publication number: PT88143A
Authority: PT; Portugal
Prior art keywords: preparation; purine derivatives; purine; derivatives
Prior art date: 1987-08-01

Application number

PT8814388A

Other languages

English (en)

Other versions

PT88143B (pt

Inventor

Graham Richard Geen

Trevor John Grinter

Martin John Parratt

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.)

1987-08-01

Filing date

1988-07-29

Publication date

1989-06-30

1987-08-01 Priority claimed from GB878718283A external-priority patent/GB8718283D0/en

1988-06-13 Priority claimed from GB888813926A external-priority patent/GB8813926D0/en

1988-07-29 Application filed by Beecham Group Plc filed Critical Beecham Group Plc

1989-06-30 Publication of PT88143A publication Critical patent/PT88143A/pt

1995-03-01 Publication of PT88143B publication Critical patent/PT88143B/pt

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)

PT8814388A 1987-08-01 1988-07-29 Processo para a preparacao de derivados de purina PT88143B (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB878718283A GB8718283D0 (en)	1987-08-01	1987-08-01	Process
GB888813926A GB8813926D0 (en)	1988-06-13	1988-06-13	Novel process

Publications (2)

Publication Number	Publication Date
PT88143A true PT88143A (pt)	1989-06-30
PT88143B PT88143B (pt)	1995-03-01

Family

ID=26292560

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PT8814388A PT88143B (pt)	1987-08-01	1988-07-29	Processo para a preparacao de derivados de purina

Country Status (5)

Country	Link
EP (1)	EP0302644B1 (pt)
JP (1)	JP2657831B2 (pt)
DE (1)	DE3855774T2 (pt)
ES (1)	ES2098219T3 (pt)
PT (1)	PT88143B (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB8817607D0 (en) *	1988-07-23	1988-09-01	Beecham Group Plc	Novel process
GB8822236D0 (en) *	1988-09-21	1988-10-26	Beecham Group Plc	Chemical process
GB9407698D0 (en) *	1994-04-19	1994-06-15	Smithkline Beecham Plc	Pharmaceuticals
US5736549A (en) *	1994-10-05	1998-04-07	Chiroscience Limited	Hypoxanthine and guanine compounds
GB9525398D0 (en)	1995-12-12	1996-02-14	Ass Octel	Alkylation process
EP0827960A1 (en)	1996-09-10	1998-03-11	Ajinomoto Co., Inc.	Process for producing purine derivatives
CA2251481A1 (en)	1997-11-12	1999-05-12	Junichi Yasuoka	Purine derivatives having cyclopropane ring
EP1532151A2 (en)	2002-08-26	2005-05-25	Teva Pharmaceutical Industries Limited	Crystalline solid famciclovir forms i, ii, iii and preparation thereof
US7191943B2 (en)	2004-07-28	2007-03-20	Caterpillar Inc	Robust barcode and reader for rod position determination
EP2846788A1 (en)	2012-05-11	2015-03-18	Akron Molecules AG	Use of compounds for the treatment of pain

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0141927B1 (en) *	1983-08-18	1991-10-30	Beecham Group Plc	Antiviral guanine derivatives
DE3582399D1 (de) *	1984-09-20	1991-05-08	Beecham Group Plc	Purin-derivate und ihre pharmazeutische verwendung.

1988
- 1988-07-25 ES ES88306836T patent/ES2098219T3/es not_active Expired - Lifetime
- 1988-07-25 DE DE19883855774 patent/DE3855774T2/de not_active Expired - Lifetime
- 1988-07-25 EP EP88306836A patent/EP0302644B1/en not_active Expired - Lifetime
- 1988-07-29 PT PT8814388A patent/PT88143B/pt not_active IP Right Cessation
- 1988-08-01 JP JP19075288A patent/JP2657831B2/ja not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0302644B1 (en)	1997-01-29
EP0302644A3 (en)	1990-05-23
EP0302644A2 (en)	1989-02-08
PT88143B (pt)	1995-03-01
DE3855774T2 (de)	1997-06-12
DE3855774D1 (de)	1997-03-13
JP2657831B2 (ja)	1997-09-30
ES2098219T3 (es)	1997-05-01
JPS6442481A (en)	1989-02-14

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Legal Events

Date	Code	Title	Description
1995-03-01	FG3A	Patent granted, date of granting	Effective date: 19940811
2002-02-28	PC3A	Transfer or assignment	Free format text: 20011115 NOVARTIS INTERNATIONAL PHARMACEUTICAL LTD. BM
2002-02-28	TE3A	Change of address (patent)	Owner name: BEECHAM GROUP P.L.C. Effective date: 20011115
2009-08-11	MM4A	Annulment/lapse due to non-payment of fees;searched & examined patent	Free format text: MAXIMUM VALIDITY LIMIT REACHED Effective date: 20090811
2009-08-18	MM4A	Annulment/lapse due to non-payment of fees;searched & examined patent	Free format text: MAXIMUM VALIDITY LIMIT REACHED Effective date: 20090811