CA932730A - Dialkyl-xanthine derivatives and process of preparing the same - Google Patents

Dialkyl-xanthine derivatives and process of preparing the same

Info

Publication number
CA932730A
CA932730A CA078657A CA78657A CA932730A CA 932730 A CA932730 A CA 932730A CA 078657 A CA078657 A CA 078657A CA 78657 A CA78657 A CA 78657A CA 932730 A CA932730 A CA 932730A
Authority
CA
Canada
Prior art keywords
dialkyl
preparing
same
xanthine derivatives
xanthine
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
CA078657A
Other languages
English (en)
Inventor
Bestian Walter
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.)
Individual
Original Assignee
Individual
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
Priority claimed from DE1915979A external-priority patent/DE1915979C3/de
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA932730A publication Critical patent/CA932730A/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
    • C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
    • C07D473/06—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3
    • C07D473/08—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3 with methyl radicals in positions 1 and 3, e.g. theophylline
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00—Drugs for disorders of the cardiovascular system
    • A61P9/08—Vasodilators for multiple indications
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00—Drugs for disorders of the cardiovascular system
    • A61P9/10—Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
    • 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
    • C07D473/06—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3
    • C07D473/10—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3 with methyl radicals in positions 3 and 7, e.g. theobromine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Medicinal Chemistry (AREA)
  • Animal Behavior & Ethology (AREA)
  • Cardiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Vascular Medicine (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
CA078657A 1969-03-28 1970-03-31 Dialkyl-xanthine derivatives and process of preparing the same Expired CA932730A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1915979A DE1915979C3 (de) 1969-03-20 1969-03-28 1,3-Dimethyl-xanthin-Derivate und Verfahren zu ihrer Herstellung

Publications (1)

Publication Number Publication Date
CA932730A true CA932730A (en) 1973-08-28

Family

ID=5729638

Family Applications (1)

Application Number Title Priority Date Filing Date
CA078657A Expired CA932730A (en) 1969-03-28 1970-03-31 Dialkyl-xanthine derivatives and process of preparing the same

Country Status (14)

Country Link
US (1) US3734911A (no)
JP (1) JPS5417757B1 (no)
AT (2) AT317249B (no)
BE (1) BE748165A (no)
BR (1) BR7018080D0 (no)
CA (1) CA932730A (no)
CH (1) CH528529A (no)
DK (1) DK127101B (no)
ES (1) ES377662A1 (no)
FR (1) FR2035966B1 (no)
GB (1) GB1289287A (no)
NL (1) NL7004161A (no)
NO (1) NO127618B (no)
SE (1) SE385893B (no)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA81160B (en) * 1980-01-31 1982-02-24 Laroche Navarron Sa Piperazine derivatives of theophylline
IT1195267B (it) * 1980-04-15 1988-10-12 Abc Ist Biolog Chem Spa Derivati teofillinmetildiossolanici,procedimento per la loro preparazione e relative composizioni farmaceutiche
CH648559A5 (de) * 1981-07-20 1985-03-29 Siegfried Ag Theophyllinderivate und verfahren zu deren herstellung.
US4400381A (en) * 1981-07-31 1983-08-23 Laroche-Navarron, S.A. Piperazine derivatives of theophylline
US4374837A (en) * 1981-07-31 1983-02-22 Laroche Navarron, S.A. Piperazine derivatives of theobromine
US4876257A (en) * 1988-03-03 1989-10-24 Ortho Pharmaceutical Corporation 6-Substituted purinyl piperazine derivatives useful as cardiotonic and antiarrhythmic agents
US5021574A (en) * 1988-03-03 1991-06-04 Ortho Pharmaceutical Corporation 6-substituted purinyl piperazine derivatives
US5164390A (en) * 1988-03-03 1992-11-17 Ortho Pharmaceutical Corporation 6-substituted purinyl piperazine derivatives
DE59004149D1 (de) * 1990-07-23 1994-02-17 Siemens Ag Staubsauger mit einer in seinen Staubraum einsetzbaren Filterkassette.
JPH09511496A (ja) * 1994-02-18 1997-11-18 セル・セラピューティックス・インコーポレーテッド 細胞内メッセンジャー
US7865927B2 (en) 2006-09-11 2011-01-04 Apple Inc. Enhancing media system metadata

Also Published As

Publication number Publication date
AT309463B (de) 1973-08-27
BR7018080D0 (pt) 1973-04-26
SE385893B (sv) 1976-07-26
FR2035966A1 (no) 1970-12-24
BE748165A (fr) 1970-09-28
DK127101B (da) 1973-09-24
ES377662A1 (es) 1973-01-01
GB1289287A (no) 1972-09-13
FR2035966B1 (no) 1974-10-11
CH528529A (de) 1972-09-30
AT317249B (de) 1974-08-26
NL7004161A (no) 1970-09-30
JPS5417757B1 (no) 1979-07-02
NO127618B (no) 1973-07-23
US3734911A (en) 1973-05-22

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