DE168293C - - Google Patents

Info

Publication number
DE168293C
DE168293C DENDAT168293D DE168293DA DE168293C DE 168293 C DE168293 C DE 168293C DE NDAT168293 D DENDAT168293 D DE NDAT168293D DE 168293D A DE168293D A DE 168293DA DE 168293 C DE168293 C DE 168293C
Authority
DE
Germany
Prior art keywords
barium
weight
mol
parts
salicylic acid
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
DENDAT168293D
Other languages
German (de)
English (en)
Publication of DE168293C publication Critical patent/DE168293C/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
    • 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
    • C07D473/12Heterocyclic 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, 3, and 7, e.g. caffeine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
DENDAT168293D Active DE168293C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE168293C true DE168293C (enrdf_load_stackoverflow)

Family

ID=433531

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT168293D Active DE168293C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE168293C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE944518C (de) * 1950-08-20 1956-06-14 Byk Gulden Lomberg Chem Fab Verfahren zur Herstellung von Loesungen von in 1, 3-Stellung substituierten Xanthinen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE944518C (de) * 1950-08-20 1956-06-14 Byk Gulden Lomberg Chem Fab Verfahren zur Herstellung von Loesungen von in 1, 3-Stellung substituierten Xanthinen

Similar Documents

Publication Publication Date Title
DE1695358A1 (de) Derivate des Tris(hydroxymethyl)aminomethans
DE168293C (enrdf_load_stackoverflow)
DE214376C (enrdf_load_stackoverflow)
DE639673C (de) Verfahren zur Herstellung von leicht loeslichen Doppelverbindungen aus Chlorophyllinund Xanthinbasen
DE694822C (de) Verfahren zur Herstellung wasserloeslicher Doppelverbindungen von Purinen
DE285579C (enrdf_load_stackoverflow)
DE929665C (de) Verfahren zur Herstellung von therapeutisch wirksamen Streptomycin- und Dihydrostreptomycinsalzen
DE633786C (de) Verfahren zur Herstellung von Komplexverbindungen des 1, 3-Dimethylxanthins
AT149825B (de) Verfahren zur Herstellung von Alkali- bzw. Erdalkalidoppelverbindungen der Dimethylxanthine mit organischen Säuren.
DE406211C (de) Verfahren zur Darstellung von leicht loeslichen Doppelsalzen aus Monomethyl-, Dimethyl- und Trimethylxanthinen
DE675674C (de) Verfahren zur Herstellung von festen, aus der komplexen Quecksilberverbindung des salicylallylamido-essigsauren Natriums und Alkylpurinen bestehenden Molekularverbindungen
CH219010A (de) Verfahren zur Herstellung einer festen quecksilberhaltigen Molekularverbindung.
AT326127B (de) Verfahren zur herstellung von neuen, quaternierten estern der nikotinsaure mit polysacchariden
DE164424C (enrdf_load_stackoverflow)
DE172932C (enrdf_load_stackoverflow)
DE2318361C2 (enrdf_load_stackoverflow)
DE858455C (de) Verfahren zur Herstellung neutraler oder schwach saurer Loesungen von substituierten Xanthinen
DE738499C (de) Verfahren zur Darstellung von Additionsverbindungen des Hexamethylentetramins
DE170302C (enrdf_load_stackoverflow)
DE374097C (de) Verfahren zur Herstellung von in Wasser leicht loeslichen Doppelverbindungen aus Coffein
DE1937519A1 (de) Stabilisierte Zusammensetzungen von Alkalimetallsalzen der OEstrogensulfate
DE1958329A1 (de) Verfahren zur Reinigung von Cephaloglycinantibiotica
DE713079C (de) Verfahren zur Darstellung von Abkoemmlingen der 4-Aminobenzolsulfonamide
DE406215C (de) Verfahren zur Darstellung von d, 1-Cocain aus Tropinon
DE1041051B (de) Verfahren zur Herstellung von Molekuelverbindungen von Purinen