FI45049C - Process for the preparation of therapeutically effective 1 - [(-1) -oxoalkyl] -3,7- or 7 - [(-1) -oxoalkyl] -1,3-dimethylxanthines. - Google Patents

Process for the preparation of therapeutically effective 1 - [(-1) -oxoalkyl] -3,7- or 7 - [(-1) -oxoalkyl] -1,3-dimethylxanthines.

Info

Publication number
FI45049C
FI45049C FI652123A FI212365A FI45049C FI 45049 C FI45049 C FI 45049C FI 652123 A FI652123 A FI 652123A FI 212365 A FI212365 A FI 212365A FI 45049 C FI45049 C FI 45049C
Authority
FI
Finland
Prior art keywords
oxoalkyl
dimethylxanthines
preparation
therapeutically effective
therapeutically
Prior art date
Application number
FI652123A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI45049B (en
Inventor
Mohler Werner
Reiser Mario
Popendiker Kurt
Von Schuh Heinz-Georg
Original Assignee
Albert Ag Chem Werke
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 DEC33812A external-priority patent/DE1235320B/en
Priority claimed from DEC33811A external-priority patent/DE1233405B/en
Application filed by Albert Ag Chem Werke filed Critical Albert Ag Chem Werke
Publication of FI45049B publication Critical patent/FI45049B/fi
Application granted granted Critical
Publication of FI45049C publication Critical patent/FI45049C/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
    • A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
    • A61K31/519—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with heterocyclic rings
    • A61K31/52—Purines, e.g. adenine
    • A61K31/522—Purines, e.g. adenine having oxo groups directly attached to the heterocyclic ring, e.g. hypoxanthine, guanine, acyclovir
    • 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
FI652123A 1964-09-05 1965-09-03 Process for the preparation of therapeutically effective 1 - [(-1) -oxoalkyl] -3,7- or 7 - [(-1) -oxoalkyl] -1,3-dimethylxanthines. FI45049C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DEC33812A DE1235320B (en) 1964-09-05 1964-09-05 Process for the preparation of 1- (oxoalkyl) -3, 7-dimethylxanthines
DEC33811A DE1233405B (en) 1964-09-05 1964-09-05 Process for the preparation of 7- (oxoalkyl) -1, 3-dimethylxanthines
DEC0036289 1965-07-02
DEC0036362 1965-07-10

Publications (2)

Publication Number Publication Date
FI45049B FI45049B (en) 1971-11-30
FI45049C true FI45049C (en) 1972-03-10

Family

ID=27436709

Family Applications (1)

Application Number Title Priority Date Filing Date
FI652123A FI45049C (en) 1964-09-05 1965-09-03 Process for the preparation of therapeutically effective 1 - [(-1) -oxoalkyl] -3,7- or 7 - [(-1) -oxoalkyl] -1,3-dimethylxanthines.

Country Status (5)

Country Link
DK (1) DK126255B (en)
ES (1) ES317153A1 (en)
FI (1) FI45049C (en)
NO (1) NO123349B (en)
SE (1) SE345459B (en)

Also Published As

Publication number Publication date
ES317153A1 (en) 1966-01-01
SE345459B (en) 1972-05-29
DK126255B (en) 1973-06-25
NO123349B (en) 1971-11-01
FI45049B (en) 1971-11-30

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