FR2267784A1 - - Google Patents

Info

Publication number
FR2267784A1
FR2267784A1 FR7509713A FR7509713A FR2267784A1 FR 2267784 A1 FR2267784 A1 FR 2267784A1 FR 7509713 A FR7509713 A FR 7509713A FR 7509713 A FR7509713 A FR 7509713A FR 2267784 A1 FR2267784 A1 FR 2267784A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7509713A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Interx Research Corp
Original Assignee
Interx Research Corp
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
Application filed by Interx Research Corp filed Critical Interx Research Corp
Publication of FR2267784A1 publication Critical patent/FR2267784A1/fr
Withdrawn legal-status Critical Current

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
    • 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)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
FR7509713A 1974-04-22 1975-03-27 Withdrawn FR2267784A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/463,092 US3935196A (en) 1974-04-22 1974-04-22 Useful pro-drug forms of theophylline

Publications (1)

Publication Number Publication Date
FR2267784A1 true FR2267784A1 (fr) 1975-11-14

Family

ID=23838827

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7509713A Withdrawn FR2267784A1 (fr) 1974-04-22 1975-03-27

Country Status (20)

Country Link
US (1) US3935196A (fr)
AR (1) AR205739A1 (fr)
AT (1) AT336040B (fr)
BE (1) BE827327A (fr)
DE (1) DE2513693A1 (fr)
DK (1) DK135167B (fr)
ES (1) ES436781A1 (fr)
FI (1) FI750939A (fr)
FR (1) FR2267784A1 (fr)
GB (1) GB1490432A (fr)
GT (1) GT197536542A (fr)
HU (1) HU169554B (fr)
IL (1) IL46957A0 (fr)
NL (1) NL7503728A (fr)
NO (1) NO751063L (fr)
OA (1) OA04909A (fr)
PH (1) PH10721A (fr)
PL (1) PL93798B1 (fr)
SE (1) SE7503607L (fr)
ZA (1) ZA75753B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4002756A (en) * 1974-04-22 1977-01-11 Interx Research Corporation Useful pro-drug forms of theophylline
US4060617A (en) * 1976-04-01 1977-11-29 Johann A. Wulfing Esters of the ophyllinylacetic acid
US4085214A (en) * 1976-10-18 1978-04-18 Interx Research Corporation Stable pro-drug forms of theophylline
ES517622A0 (es) * 1982-11-23 1983-12-16 Faes Procedimiento de preparacion de un nuevo espirodecano.
US20050026848A1 (en) * 2003-07-31 2005-02-03 Robinson Cynthia B. Combination of dehydroepiandrosterone or dehydroepiandrosterone-sulfate with a methylxanthine derivative for treatment of asthma or chronic obstructive pulmonary disease
US20090285899A1 (en) * 2003-07-31 2009-11-19 Robinson Cynthia B Combination of dehydroepiandrosterone or dehydroepiandrosterone-sulfate with a methylxanthine derivative for treatment of asthma or chronic obstructive pulmonary disease

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2729643A (en) * 1956-01-03 J-disubstmjied and i

Also Published As

Publication number Publication date
DK133375A (fr) 1975-10-23
US3935196A (en) 1976-01-27
OA04909A (fr) 1980-10-31
ES436781A1 (es) 1977-04-16
DK135167C (fr) 1977-08-15
IL46957A0 (en) 1975-05-22
BE827327A (fr) 1975-09-29
ATA235975A (de) 1976-08-15
DK135167B (da) 1977-03-14
AR205739A1 (es) 1976-05-31
AU7958375A (en) 1976-09-30
SE7503607L (sv) 1975-10-23
GB1490432A (en) 1977-11-02
DE2513693A1 (de) 1975-11-13
NO751063L (fr) 1975-10-23
GT197536542A (es) 1976-09-21
PH10721A (en) 1977-08-25
AT336040B (de) 1977-04-12
ZA75753B (en) 1976-03-31
HU169554B (fr) 1976-12-28
NL7503728A (nl) 1975-10-24
FI750939A (fr) 1975-10-23
PL93798B1 (fr) 1977-06-30

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Legal Events

Date Code Title Description
ST Notification of lapse