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AT313916B - Process for the preparation of new basic substituted theophyllines and their acid addition salts - Google Patents

Process for the preparation of new basic substituted theophyllines and their acid addition salts

Info

Publication number
AT313916B
AT313916B AT931271A AT931271A AT313916B AT 313916 B AT313916 B AT 313916B AT 931271 A AT931271 A AT 931271A AT 931271 A AT931271 A AT 931271A AT 313916 B AT313916 B AT 313916B
Authority
AT
Austria
Prior art keywords
preparation
acid addition
addition salts
new basic
basic substituted
Prior art date
Application number
AT931271A
Other languages
German (de)
Original Assignee
Degussa
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 to BE788427D priority Critical patent/BE788427A/en
Application filed by Degussa filed Critical Degussa
Priority to AT931271A priority patent/AT313916B/en
Priority to FR7231262A priority patent/FR2154457B1/fr
Priority to DD165427A priority patent/DD102385A5/xx
Priority to ES406417A priority patent/ES406417A1/en
Priority to GB4136472A priority patent/GB1399109A/en
Priority to CH1310672A priority patent/CH580629A5/xx
Priority to CA151,076A priority patent/CA988086A/en
Priority to US292798A priority patent/US3896119A/en
Priority to DE2253075A priority patent/DE2253075A1/en
Priority to JP47108401A priority patent/JPS4852794A/ja
Application granted granted Critical
Publication of AT313916B publication Critical patent/AT313916B/en

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AT931271A 1971-09-06 1971-10-28 Process for the preparation of new basic substituted theophyllines and their acid addition salts AT313916B (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
BE788427D BE788427A (en) 1971-09-06 BASIC ALKYLTHEOPHYLLINE SUBSTITUTION
AT931271A AT313916B (en) 1971-10-28 1971-10-28 Process for the preparation of new basic substituted theophyllines and their acid addition salts
DD165427A DD102385A5 (en) 1971-09-06 1972-09-04
FR7231262A FR2154457B1 (en) 1971-09-06 1972-09-04
ES406417A ES406417A1 (en) 1971-09-06 1972-09-05 Basically substituted alkyltheophyline derivatives
GB4136472A GB1399109A (en) 1971-09-06 1972-09-06 Basically substituted alkyltheophyline derivatives
CH1310672A CH580629A5 (en) 1971-09-06 1972-09-06
CA151,076A CA988086A (en) 1971-09-06 1972-09-06 Basic substituted alkyl theophyllines
US292798A US3896119A (en) 1971-10-28 1972-09-27 Xanthines substituted in the 8-position
DE2253075A DE2253075A1 (en) 1971-10-28 1972-10-28 NEW XANTHIN DERIVATIVES SUBSTITUTED IN 8 POSITION
JP47108401A JPS4852794A (en) 1971-10-28 1972-10-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT931271A AT313916B (en) 1971-10-28 1971-10-28 Process for the preparation of new basic substituted theophyllines and their acid addition salts

Publications (1)

Publication Number Publication Date
AT313916B true AT313916B (en) 1974-03-11

Family

ID=3613058

Family Applications (1)

Application Number Title Priority Date Filing Date
AT931271A AT313916B (en) 1971-09-06 1971-10-28 Process for the preparation of new basic substituted theophyllines and their acid addition salts

Country Status (4)

Country Link
US (1) US3896119A (en)
JP (1) JPS4852794A (en)
AT (1) AT313916B (en)
DE (1) DE2253075A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2439137A1 (en) * 1974-08-14 1976-08-12 Wuelfing J A Fa 3-METHYL-PYRAZOL-5-CARBOXYLATE, THE METHOD FOR THEIR MANUFACTURING AND MEDICINAL PREPARATIONS CONTAINING THESE COMPOUNDS
GB1527543A (en) * 1976-04-15 1978-10-04 Degussa Basically substituted xanthine derivatives
CA1076125A (en) * 1976-08-09 1980-04-22 Masayuki Narisada Intermediates for cephalosporin analogues
US4400381A (en) * 1981-07-31 1983-08-23 Laroche-Navarron, S.A. Piperazine derivatives of theophylline
US5281605A (en) * 1986-08-28 1994-01-25 Sandoz Ltd. Novel xanthine derivatives
MXPA02012272A (en) * 2000-07-04 2003-04-25 Novo Nordisk As Heterocyclic compounds, which are inhibitors of the enzyme dpp-iv.
DE60304911D1 (en) * 2002-02-25 2006-06-08 Eisai Co Ltd Xanthine derivatives as DPP-IV inhibitors

Also Published As

Publication number Publication date
US3896119A (en) 1975-07-22
DE2253075A1 (en) 1973-05-24
JPS4852794A (en) 1973-07-24

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Legal Events

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