FI883803L - Method of preparing sodium purines - Google Patents

Method of preparing sodium purines Download PDF

Info

Publication number: FI883803L
Authority: FI; Finland
Prior art keywords: purines; preparing sodium; sodium; preparing; sodium purines
Prior art date: 1987-08-18

Application number

FI883803A

Other languages

Finnish (fi)

Swedish (sv)

Other versions

FI883803A0 (en

FI92400B (en

FI92400C (en

Inventor

Albrecht Christmann

Reiner Ramert

Original Assignee

Boehringer Ingelheim Kg

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.)

1987-08-18

Filing date

1988-08-17

Publication date

1989-02-19

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6333981&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI883803(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1988-08-17 Application filed by Boehringer Ingelheim Kg filed Critical Boehringer Ingelheim Kg

1988-08-17 Publication of FI883803A0 publication Critical patent/FI883803A0/en

1989-02-19 Publication of FI883803L publication Critical patent/FI883803L/en

1994-07-29 Publication of FI92400B publication Critical patent/FI92400B/en

1994-11-10 Application granted granted Critical

1994-11-10 Publication of FI92400C publication Critical patent/FI92400C/en

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
- C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
- C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
- C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
- C07D473/18—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 one oxygen and one nitrogen atom, e.g. guanine

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Nitrogen Condensed Heterocyclic Rings (AREA)
Saccharide Compounds (AREA)

FI883803A 1987-08-18 1988-08-17 Process for the preparation of sodium purines FI92400C (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE3727508		1987-08-18
DE19873727508 DE3727508A1 (en)	1987-08-18	1987-08-18	METHOD FOR PRODUCING SODIUM PURINE

Publications (4)

Publication Number	Publication Date
FI883803A0 FI883803A0 (en)	1988-08-17
FI883803L true FI883803L (en)	1989-02-19
FI92400B FI92400B (en)	1994-07-29
FI92400C FI92400C (en)	1994-11-10

Family

ID=6333981

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI883803A FI92400C (en)	1987-08-18	1988-08-17	Process for the preparation of sodium purines

Country Status (6)

Country	Link
EP (1)	EP0304004B1 (en)
JP (1)	JPS6468374A (en)
AT (1)	ATE96796T1 (en)
DE (2)	DE3727508A1 (en)
ES (1)	ES2059455T3 (en)
FI (1)	FI92400C (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3928365A1 (en) *	1989-08-28	1991-03-07	Huels Chemische Werke Ag	METHOD FOR PRODUCING PURE GUANINE
US5215947A (en) *	1990-10-11	1993-06-01	Savoie Refractaires	Refractory parts for devices for regulation or interruption of a jet of steel, made of refractory material
DE4136114C2 (en) *	1991-11-02	1995-05-24	Boehringer Ingelheim Kg	Improved process for the production of guanine and its alkali metal salts
DE4410678A1 (en) *	1994-03-28	1995-10-05	Sueddeutsche Kalkstickstoff	Process for the preparation of 5-formylamino-pyrimidines
DE4422587C2 (en) *	1994-06-28	2000-11-30	Sueddeutsche Kalkstickstoff	Process for the production of purines
DE19857949A1 (en)	1998-12-16	2000-06-21	Degussa	Process for the production of guanine under pressure
CN111646994B (en) *	2019-12-13	2023-04-18	潍坊奥通药业有限公司	Preparation method and application of 2, 4-diamino-6-hydroxy-5-formamido pyrimidine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE645713A (en) *	1963-04-01	1964-07-16
BE647302A (en)	1963-04-30	1964-08-17
JPS5855485A (en) *	1981-09-28	1983-04-01	Kohjin Co Ltd	Purification of guanine

1987
- 1987-08-18 DE DE19873727508 patent/DE3727508A1/en not_active Withdrawn
1988
- 1988-08-16 DE DE88113224T patent/DE3885377D1/en not_active Revoked
- 1988-08-16 AT AT88113224T patent/ATE96796T1/en active
- 1988-08-16 ES ES88113224T patent/ES2059455T3/en not_active Expired - Lifetime
- 1988-08-16 EP EP88113224A patent/EP0304004B1/en not_active Revoked
- 1988-08-17 FI FI883803A patent/FI92400C/en not_active IP Right Cessation
- 1988-08-18 JP JP63205660A patent/JPS6468374A/en active Pending

Also Published As

Publication number	Publication date
EP0304004A1 (en)	1989-02-22
FI883803A0 (en)	1988-08-17
DE3885377D1 (en)	1993-12-09
EP0304004B1 (en)	1993-11-03
FI92400B (en)	1994-07-29
JPS6468374A (en)	1989-03-14
ES2059455T3 (en)	1994-11-16
FI92400C (en)	1994-11-10
DE3727508A1 (en)	1989-03-02
ATE96796T1 (en)	1993-11-15

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Legal Events

Date	Code	Title	Description
1988-08-17	FG	Patent granted	Owner name: BOEHRINGER INGELHEIM KG
1994-07-01	BB	Publication of examined application
1997-03-11	MM	Patent lapsed
2004-08-31	MM	Patent lapsed	Owner name: BOEHRINGER INGELHEIM KG