GB2109369B - Process for purifying guanine - Google Patents

Process for purifying guanine

Info

Publication number
GB2109369B
GB2109369B GB08227127A GB8227127A GB2109369B GB 2109369 B GB2109369 B GB 2109369B GB 08227127 A GB08227127 A GB 08227127A GB 8227127 A GB8227127 A GB 8227127A GB 2109369 B GB2109369 B GB 2109369B
Authority
GB
United Kingdom
Prior art keywords
guanine
purifying
purifying guanine
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.)
Expired
Application number
GB08227127A
Other versions
GB2109369A (en
Inventor
Hiroshi Oka
Yasufumi Miyanaga
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.)
Kohjin Holdings Co Ltd
Kohjin Co
Original Assignee
Kohjin Holdings Co Ltd
Kohjin Co
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 Kohjin Holdings Co Ltd, Kohjin Co filed Critical Kohjin Holdings Co Ltd
Publication of GB2109369A publication Critical patent/GB2109369A/en
Application granted granted Critical
Publication of GB2109369B publication Critical patent/GB2109369B/en
Expired legal-status Critical Current

Links

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
    • C07D473/18—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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
GB08227127A 1981-09-28 1982-09-23 Process for purifying guanine Expired GB2109369B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15215581A JPS5855485A (en) 1981-09-28 1981-09-28 Purification of guanine

Publications (2)

Publication Number Publication Date
GB2109369A GB2109369A (en) 1983-06-02
GB2109369B true GB2109369B (en) 1985-06-12

Family

ID=15534220

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08227127A Expired GB2109369B (en) 1981-09-28 1982-09-23 Process for purifying guanine

Country Status (4)

Country Link
JP (1) JPS5855485A (en)
CH (1) CH651834A5 (en)
DE (1) DE3235372A1 (en)
GB (1) GB2109369B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3727508A1 (en) * 1987-08-18 1989-03-02 Boehringer Ingelheim Kg METHOD FOR PRODUCING SODIUM PURINE
DE3729471A1 (en) * 1987-09-03 1989-03-16 Huels Troisdorf Process for the preparation of guanine
US6207650B1 (en) * 1989-05-15 2001-03-27 Bristol-Myers Squibb Company Antiviral, highly water soluble, stable, crystalline salts of 2′, 3′-dideoxyinosine, 2′, 3′-dideoxy-2′, 3′-didehydrothymidine and 2′, 3′-dideoxy-2′-fluoroinosine
DE3928365A1 (en) * 1989-08-28 1991-03-07 Huels Chemische Werke Ag METHOD FOR PRODUCING PURE GUANINE
DE4022314A1 (en) * 1990-07-13 1992-01-16 Boehringer Ingelheim Kg METHOD FOR PRODUCING 2-CHLORINE-1,7-DIHYDROPURIN-6-ON AND METHOD FOR CLEANING IT
DE4136114C2 (en) * 1991-11-02 1995-05-24 Boehringer Ingelheim Kg Improved process for the production of guanine and its alkali metal salts
DE4422587C2 (en) * 1994-06-28 2000-11-30 Sueddeutsche Kalkstickstoff Process for the production of purines

Also Published As

Publication number Publication date
JPS5855485A (en) 1983-04-01
DE3235372A1 (en) 1983-04-14
GB2109369A (en) 1983-06-02
DE3235372C2 (en) 1990-09-06
CH651834A5 (en) 1985-10-15

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Legal Events

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

Effective date: 19950923