DE209728C - - Google Patents

Info

Publication number
DE209728C
DE209728C DENDAT209728D DE209728DA DE209728C DE 209728 C DE209728 C DE 209728C DE NDAT209728 D DENDAT209728 D DE NDAT209728D DE 209728D A DE209728D A DE 209728DA DE 209728 C DE209728 C DE 209728C
Authority
DE
Germany
Prior art keywords
alkyl
hydrogen
parts
alcohol
water
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.)
Active
Application number
DENDAT209728D
Other languages
German (de)
English (en)
Publication of DE209728C publication Critical patent/DE209728C/de
Active legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D473/00Heterocyclic compounds containing purine ring systems
    • C07D473/02Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
    • C07D473/04Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
    • C07D473/06Heterocyclic 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
    • C07D473/08Heterocyclic 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)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
DENDAT209728D Active DE209728C (ref)

Publications (1)

Publication Number Publication Date
DE209728C true DE209728C (ref)

Family

ID=471672

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT209728D Active DE209728C (ref)

Country Status (1)

Country Link
DE (1) DE209728C (ref)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1001272B (de) * 1954-11-29 1957-01-24 Knoll Ag Verfahren zur Herstellung von 8-(n-Dibutylamino-alkyl)-theophyllinabkoemmlingen
DE1058516B (de) * 1957-08-17 1959-06-04 Knoll Ag Verfahren zur Herstellung von 8-(ª‡-Dimethylaminoaethyl)-theophyllin

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1001272B (de) * 1954-11-29 1957-01-24 Knoll Ag Verfahren zur Herstellung von 8-(n-Dibutylamino-alkyl)-theophyllinabkoemmlingen
DE1058516B (de) * 1957-08-17 1959-06-04 Knoll Ag Verfahren zur Herstellung von 8-(ª‡-Dimethylaminoaethyl)-theophyllin

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