DE92310C - - Google Patents

Info

Publication number
DE92310C
DE92310C DENDAT92310D DE92310DA DE92310C DE 92310 C DE92310 C DE 92310C DE NDAT92310 D DENDAT92310 D DE NDAT92310D DE 92310D A DE92310D A DE 92310DA DE 92310 C DE92310 C DE 92310C
Authority
DE
Germany
Prior art keywords
alkyl derivatives
uric acid
water
salts
suspended
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
DENDAT92310D
Other languages
German (de)
Publication of DE92310C publication Critical patent/DE92310C/de
Active 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
    • 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
    • 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
    • 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
    • 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
    • C07D473/14—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 two methyl radicals in positions 1 and 3 and two methyl radicals in positions 7, 8, or 9

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Saccharide Compounds (AREA)

Description

BERLIN, GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN, PRINTED IN THE REICHSDRUCKEREI.

Claims (1)

Patent-Anspruch:Patent claim: Die Darstellung alkylirter Harnsäuren gemäfs dem durch Patent Nr. 91811 geschützten Verfahren, dahin abgeändert, dafs an Stelle der alkalischen Lösung der Harnsäure und ihrer Alkylderivate die in Wasser suspendirten Salze der Harnsäure bezw. ihrer Alkylderivate oder die in Wasser suspendirte Harnsäure bezw. deren Alkylderivate bei Gegenwart von Salzen schwacher anorganischer oder organischer Säuren verwendet werden/The preparation of alkylated uric acids according to the method protected by patent No. 91811, modified so that instead of the alkaline solution of uric acid and its alkyl derivatives, the salts suspended in water the uric acid respectively. their alkyl derivatives or the uric acid suspended in water, respectively. their alkyl derivatives in the presence of salts of weak inorganic or organic acids be used/
DENDAT92310D Active DE92310C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE93112T

Publications (1)

Publication Number Publication Date
DE92310C true DE92310C (en)

Family

ID=33035591

Family Applications (5)

Application Number Title Priority Date Filing Date
DENDAT92310D Active DE92310C (en)
DENDAT94631D Active DE94631C (en)
DENDAT111668D Active DE111668C (en)
DENDAT93112D Active DE93112C (en)
DENDAT91811D Active DE91811C (en)

Family Applications After (4)

Application Number Title Priority Date Filing Date
DENDAT94631D Active DE94631C (en)
DENDAT111668D Active DE111668C (en)
DENDAT93112D Active DE93112C (en)
DENDAT91811D Active DE91811C (en)

Country Status (1)

Country Link
DE (5) DE91811C (en)

Also Published As

Publication number Publication date
DE111668C (en)
DE94631C (en)
DE93112C (en)
DE91811C (en)

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