AT336040B - Verfahren zur herstellung neuer 7,7'-verbruckter bis-theophylline - Google Patents

Verfahren zur herstellung neuer 7,7'-verbruckter bis-theophylline

Info

Publication number: AT336040B
Authority: AT; Austria
Prior art keywords: theophylline; bridged bis; manufacturing new; manufacturing; new
Prior art date: 1974-04-22

Application number

AT235975A

Other languages

English (en)

Other versions

ATA235975A (de

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.)

1974-04-22

Filing date

1975-03-27

Publication date

1977-04-12

1975-03-27 Application filed by Interx Research Corp filed Critical Interx Research Corp

1976-03-15 Priority to AT186576A priority Critical patent/AT338288B/de

1976-08-15 Publication of ATA235975A publication Critical patent/ATA235975A/de

1977-04-12 Application granted granted Critical

1977-04-12 Publication of AT336040B publication Critical patent/AT336040B/de

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)
Health & Medical Sciences (AREA)
Organic Chemistry (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)

AT235975A 1974-04-22 1975-03-27 Verfahren zur herstellung neuer 7,7'-verbruckter bis-theophylline AT336040B (de)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
AT186576A AT338288B (de)	1974-04-22	1976-03-15	Verfahren zur herstellung neuer 7,7'-verbruckter bis-theophylline

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 (2)

Publication Number	Publication Date
ATA235975A ATA235975A (de)	1976-08-15
AT336040B true AT336040B (de)	1977-04-12

Family

ID=23838827

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT235975A AT336040B (de)	1974-04-22	1975-03-27	Verfahren zur herstellung neuer 7,7'-verbruckter bis-theophylline

Country Status (20)

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

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.
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
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

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

1974
- 1974-04-22 US US05/463,092 patent/US3935196A/en not_active Expired - Lifetime
1975
- 1975-01-01 AR AR258128A patent/AR205739A1/es active
- 1975-02-05 ZA ZA00750753A patent/ZA75753B/xx unknown
- 1975-03-25 OA OA55450A patent/OA04909A/xx unknown
- 1975-03-26 DK DK133375AA patent/DK135167B/da unknown
- 1975-03-26 NO NO751063A patent/NO751063L/no unknown
- 1975-03-27 AT AT235975A patent/AT336040B/de not_active IP Right Cessation
- 1975-03-27 HU HUIE681A patent/HU169554B/hu unknown
- 1975-03-27 FI FI750939A patent/FI750939A/fi not_active Application Discontinuation
- 1975-03-27 PL PL1975179118A patent/PL93798B1/pl unknown
- 1975-03-27 NL NL7503728A patent/NL7503728A/xx unknown
- 1975-03-27 SE SE7503607A patent/SE7503607L/xx unknown
- 1975-03-27 DE DE19752513693 patent/DE2513693A1/de active Pending
- 1975-03-27 GB GB12906/75A patent/GB1490432A/en not_active Expired
- 1975-03-27 FR FR7509713A patent/FR2267784A1/fr not_active Withdrawn
- 1975-03-28 BE BE154893A patent/BE827327A/xx unknown
- 1975-03-28 IL IL46957A patent/IL46957A0/xx unknown
- 1975-03-31 PH PH16985A patent/PH10721A/en unknown
- 1975-03-31 GT GT197536542A patent/GT197536542A/es unknown
- 1975-04-21 ES ES436781A patent/ES436781A1/es not_active Expired

Also Published As

Publication number	Publication date
PL93798B1 (de)	1977-06-30
FR2267784A1 (de)	1975-11-14
PH10721A (en)	1977-08-25
GT197536542A (es)	1976-09-21
AU7958375A (en)	1976-09-30
ZA75753B (en)	1976-03-31
DK135167B (da)	1977-03-14
GB1490432A (en)	1977-11-02
SE7503607L (sv)	1975-10-23
DK135167C (de)	1977-08-15
ATA235975A (de)	1976-08-15
AR205739A1 (es)	1976-05-31
DE2513693A1 (de)	1975-11-13
FI750939A (de)	1975-10-23
US3935196A (en)	1976-01-27
NO751063L (de)	1975-10-23
HU169554B (de)	1976-12-28
IL46957A0 (en)	1975-05-22
DK133375A (de)	1975-10-23
ES436781A1 (es)	1977-04-16
OA04909A (fr)	1980-10-31
NL7503728A (nl)	1975-10-24
BE827327A (fr)	1975-09-29

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Legal Events

Date	Code	Title	Description
1979-05-15	ELJ	Ceased due to non-payment of the annual fee