NL166476B - PROCESS FOR PREPARING HYDROXYALKYLXANTHINES. - Google Patents

PROCESS FOR PREPARING HYDROXYALKYLXANTHINES.

Info

Publication number: NL166476B
Authority: NL; Netherlands
Prior art keywords: hydroxyalkylxanthines; preparing; preparing hydroxyalkylxanthines
Prior art date: 1974-07-05

Application number

NL7507976.A

Other languages

Dutch (nl)

Other versions

NL166476C (en

NL7507976A (en

Original Assignee

Hoechst Ag

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.)

1974-07-05

Filing date

1975-07-04

Publication date

1981-03-16

1974-07-05 Priority claimed from US05/485,869 external-priority patent/US4108995A/en

1975-07-04 Application filed by Hoechst Ag filed Critical Hoechst Ag

1976-01-07 Publication of NL7507976A publication Critical patent/NL7507976A/en

1981-03-16 Publication of NL166476B publication Critical patent/NL166476B/en

1981-08-17 Application granted granted Critical

1981-08-17 Publication of NL166476C publication Critical patent/NL166476C/en

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
- 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
- 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)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Steroid Compounds (AREA)
Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)

NL7507976.A 1974-07-05 1975-07-04 METHOD FOR PREPARING HYDROXYALKYL XANTHINES NL166476C (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US48587074A	1974-07-05	1974-07-05
US05/485,869 US4108995A (en)	1973-07-11	1974-07-05	Hydroxyhexyl-alkylxanthines and pharmaceutical compositions containing hydroxyhexyl-alkylxanthines

Publications (3)

Publication Number	Publication Date
NL7507976A NL7507976A (en)	1976-01-07
NL166476B true NL166476B (en)	1981-03-16
NL166476C NL166476C (en)	1981-08-17

Family

ID=27048497

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7507976.A NL166476C (en)	1974-07-05	1975-07-04	METHOD FOR PREPARING HYDROXYALKYL XANTHINES

Country Status (14)

Country	Link
JP (1)	JPS5250800B2 (en)
AR (1)	AR210330A1 (en)
AT (1)	AT339917B (en)
CA (1)	CA1062710A (en)
CH (2)	CH622519A5 (en)
DK (1)	DK140214B (en)
ES (1)	ES439141A1 (en)
FI (1)	FI59249C (en)
FR (1)	FR2277089A1 (en)
GB (1)	GB1500039A (en)
LU (1)	LU72897A1 (en)
NL (1)	NL166476C (en)
NO (1)	NO143224C (en)
SE (2)	SE420097B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH664568A5 (en) *	1984-01-12	1988-03-15	Sandoz Ag	8-ALPHA ACYLAMINE OERGOLINE.
DE3525801A1 (en) *	1985-07-19	1987-01-22	Hoechst Ag	TERTIA HYDROXYALKYLXANTHINE, METHOD FOR THE PRODUCTION THEREOF, THE MEDICINAL PRODUCT CONTAINING IT AND THEIR USE
EP0570831A2 (en) *	1992-05-20	1993-11-24	Hoechst Aktiengesellschaft	Use of Xanthinderivatives for treatment of cerebral nerve dammages after disruption of the blood circulation

1975
- 1975-07-02 CH CH859275A patent/CH622519A5/en not_active IP Right Cessation
- 1975-07-03 LU LU72897A patent/LU72897A1/xx unknown
- 1975-07-03 JP JP50081475A patent/JPS5250800B2/ja not_active Expired
- 1975-07-03 DK DK301775AA patent/DK140214B/en not_active IP Right Cessation
- 1975-07-04 FR FR7521043A patent/FR2277089A1/en active Granted
- 1975-07-04 AT AT517275A patent/AT339917B/en not_active IP Right Cessation
- 1975-07-04 AR AR258487A patent/AR210330A1/en active
- 1975-07-04 FI FI751958A patent/FI59249C/en not_active IP Right Cessation
- 1975-07-04 SE SE7507726A patent/SE420097B/en not_active IP Right Cessation
- 1975-07-04 CA CA230,790A patent/CA1062710A/en not_active Expired
- 1975-07-04 GB GB28341/75A patent/GB1500039A/en not_active Expired
- 1975-07-04 NL NL7507976.A patent/NL166476C/en not_active IP Right Cessation
- 1975-07-04 ES ES439141A patent/ES439141A1/en not_active Expired
- 1975-07-04 NO NO752423A patent/NO143224C/en unknown
1978
- 1978-07-14 SE SE7807853A patent/SE427183B/en not_active IP Right Cessation
1980
- 1980-04-29 CH CH331680A patent/CH622018A5/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
CH622018A5 (en)	1981-03-13
FI59249B (en)	1981-03-31
GB1500039A (en)	1978-02-08
AR210330A1 (en)	1977-07-29
NO752423L (en)	1976-01-06
AT339917B (en)	1977-11-10
CA1062710A (en)	1979-09-18
AU8275575A (en)	1977-01-06
JPS5134194A (en)	1976-03-23
FR2277089A1 (en)	1976-01-30
JPS5250800B2 (en)	1977-12-27
NL166476C (en)	1981-08-17
DK301775A (en)	1976-01-06
FI59249C (en)	1981-07-10
DK140214C (en)	1979-12-03
DK140214B (en)	1979-07-09
CH622519A5 (en)	1981-04-15
NO143224C (en)	1981-01-02
SE7507726L (en)	1976-01-07
SE427183B (en)	1983-03-14
SE420097B (en)	1981-09-14
FR2277089B1 (en)	1978-03-17
ATA517275A (en)	1977-03-15
ES439141A1 (en)	1977-02-16
FI751958A (en)	1976-01-06
LU72897A1 (en)	1976-05-31
NL7507976A (en)	1976-01-07
SE7807853L (en)	1978-07-14
NO143224B (en)	1980-09-22

Publication	Publication Date	Title
NL7508545A (en)	1976-01-21	PROCESS FOR PREPARING LIPOSAMES.
NL7503679A (en)	1975-10-07	PROCESS FOR PREPARING DIALKYLOXALATES.
NL181993C (en)	1987-12-16	PROCESS FOR PREPARING SALMON-CALCITONIN.
NL7514164A (en)	1976-06-18	PROCESS FOR PREPARING SUBSTITUTED PYRIDINS.
NL7501621A (en)	1975-08-13	PROCESS FOR PREPARING POLYPHENYLENE - N.
NL7508015A (en)	1976-01-13	PROCESS FOR PREPARING THIAZOLAZ COMPOUNDS.
NL7408819A (en)	1976-01-05	METHOD FOR PREPARING CYCLOLEFINES.
NL184618C (en)	1989-09-18	PROCESS FOR PREPARING 1-ALKYL-5-NITRO-IMIDAZOLS.
NL7509013A (en)	1976-02-10	PROCESS FOR PREPARING 2-THIOL-4,5-DI-PHENYLOXAZOLE S-DERIVATIVES.
NL7507878A (en)	1976-01-06	PROCESS FOR PREPARING MONOALKENYL BENZES.
NL181867C (en)	1987-11-16	PROCESS FOR PREPARING 2-NITROBENZALDEHYD.
NL177402C (en)	1985-09-16	PROCESS FOR PREPARING 2-ARYLAMINO-2-IMIDAZOLINE COMPOUNDS.
NL7514218A (en)	1976-06-09	PROCESS FOR PREPARING 2-ACYL-4-OXO-PY-RAZINO-ISOCHINOLINE DERIVATIVES.
NL7502534A (en)	1975-09-08	PROCESS FOR PREPARING ALKYLPHENOLS.
NL7501049A (en)	1975-08-05	PROCESS FOR PREPARING PYRAZOLIUM-N
NL7507571A (en)	1975-12-31	PROCESS FOR PREPARING 1-AMINOANTRACHINON.
NL7509951A (en)	1976-02-25	PROCESS FOR PREPARING SESQUITERPEEN DERIVATIVES.
NL7500214A (en)	1975-07-10	PROCESS FOR PREPARING POLYVINYL CHLOOMOSITIONS.
NL166476B (en)	1981-03-16	PROCESS FOR PREPARING HYDROXYALKYLXANTHINES.
NL7805435A (en)	1979-11-21	PROCESS FOR PREPARING P-HYDROXYBENZYLCYANIDE.
NL7506087A (en)	1975-12-02	PROCESS FOR PREPARING SUBSTITUTED PHENYLMERCAPTOBENZIMIDAZOLES.
NL7511091A (en)	1976-03-23	PROCESS FOR PREPARING CEFEM DERIVATIVES.
NL7503760A (en)	1975-10-03	PROCESS FOR PREPARING TERTIARY PHOSPHIENOXIDES.
NL7512221A (en)	1976-04-21	METHOD FOR PREPARING D-HOMOSTEROIDS.
NL7505032A (en)	1975-11-05	PROCESS FOR PREPARING BUTEENDIOLDIA CETATES.

Legal Events

Date	Code	Title	Description
1994-03-16	V1	Lapsed because of non-payment of the annual fee