EG19436A - Process for preparing of new xamthine derivatives. - Google Patents

Process for preparing of new xamthine derivatives.

Info

Publication number: EG19436A
Authority: EG; Egypt
Prior art keywords: treating; formamide; excess; compounds; making
Prior art date: 1989-12-27

Application number

EG75090A

Other languages

English (en)

Original Assignee

Almiral S A Lab

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.)

1989-12-27

Filing date

1990-12-20

Publication date

1995-02-28

1990-12-20 Application filed by Almiral S A Lab filed Critical Almiral S A Lab

1995-02-28 Application granted granted Critical

1995-02-28 Publication of EG19436A publication Critical patent/EG19436A/xx

Links

238000004519 manufacturing process Methods 0.000 title 1
ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 abstract 4
150000001875 compounds Chemical class 0.000 abstract 3
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 2
239000002585 base Substances 0.000 abstract 2
229910052739 hydrogen Inorganic materials 0.000 abstract 2
239000001257 hydrogen Substances 0.000 abstract 2
BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 abstract 2
-1 methylenedioxy Chemical group 0.000 abstract 2
LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 abstract 2
OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 abstract 1
LNDZXOWGUAIUBG-UHFFFAOYSA-N 6-aminouracil Chemical compound NC1=CC(=O)NC(=O)N1 LNDZXOWGUAIUBG-UHFFFAOYSA-N 0.000 abstract 1
LRFVTYWOQMYALW-UHFFFAOYSA-N 9H-xanthine Chemical class O=C1NC(=O)NC2=C1NC=N2 LRFVTYWOQMYALW-UHFFFAOYSA-N 0.000 abstract 1
206010002383 Angina Pectoris Diseases 0.000 abstract 1
206010007559 Cardiac failure congestive Diseases 0.000 abstract 1
206010019280 Heart failures Diseases 0.000 abstract 1
206010020772 Hypertension Diseases 0.000 abstract 1
208000005314 Multi-Infarct Dementia Diseases 0.000 abstract 1
201000004810 Vascular dementia Diseases 0.000 abstract 1
229910052783 alkali metal Inorganic materials 0.000 abstract 1
150000001340 alkali metals Chemical class 0.000 abstract 1
125000003342 alkenyl group Chemical group 0.000 abstract 1
125000000217 alkyl group Chemical group 0.000 abstract 1
125000000304 alkynyl group Chemical group 0.000 abstract 1
208000006673 asthma Diseases 0.000 abstract 1
230000009286 beneficial effect Effects 0.000 abstract 1
229940124630 bronchodilator Drugs 0.000 abstract 1
239000000168 bronchodilator agent Substances 0.000 abstract 1
125000004432 carbon atom Chemical group C* 0.000 abstract 1
235000019253 formic acid Nutrition 0.000 abstract 1
229910052736 halogen Inorganic materials 0.000 abstract 1
150000002367 halogens Chemical class 0.000 abstract 1
230000005764 inhibitory process Effects 0.000 abstract 1
125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 abstract 1
125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract 1
125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 abstract 1
229910052757 nitrogen Inorganic materials 0.000 abstract 1
150000007530 organic bases Chemical class 0.000 abstract 1
150000003839 salts Chemical class 0.000 abstract 1
CSMWJXBSXGUPGY-UHFFFAOYSA-L sodium dithionate Chemical compound [Na+].[Na+].[O-]S(=O)(=O)S([O-])(=O)=O CSMWJXBSXGUPGY-UHFFFAOYSA-L 0.000 abstract 1
229940075931 sodium dithionate Drugs 0.000 abstract 1
235000010288 sodium nitrite Nutrition 0.000 abstract 1
229940065721 systemic for obstructive airway disease xanthines Drugs 0.000 abstract 1
125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 abstract 1
229940124549 vasodilator Drugs 0.000 abstract 1
239000003071 vasodilator agent Substances 0.000 abstract 1

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
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P11/00—Drugs for disorders of the respiratory system
- A61P11/08—Bronchodilators
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P37/00—Drugs for immunological or allergic disorders
- A61P37/08—Antiallergic agents
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/04—Inotropic agents, i.e. stimulants of cardiac contraction; Drugs for heart failure
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/08—Vasodilators for multiple indications
- 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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
Engineering & Computer Science (AREA)
Bioinformatics & Cheminformatics (AREA)
Animal Behavior & Ethology (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Medicinal Chemistry (AREA)
Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
Pharmacology & Pharmacy (AREA)
Life Sciences & Earth Sciences (AREA)
General Health & Medical Sciences (AREA)
Public Health (AREA)
Veterinary Medicine (AREA)
Cardiology (AREA)
Pulmonology (AREA)
Heart & Thoracic Surgery (AREA)
Hospice & Palliative Care (AREA)
Immunology (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Processing Of Stones Or Stones Resemblance Materials (AREA)
Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Saccharide Compounds (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Peptides Or Proteins (AREA)
Heterocyclic Compounds Containing Sulfur Atoms (AREA)

EG75090A 1989-12-27 1990-12-20 Process for preparing of new xamthine derivatives. EG19436A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB898929208A GB8929208D0 (en)	1989-12-27	1989-12-27	New xanthine derivatives

Publications (1)

Publication Number	Publication Date
EG19436A true EG19436A (en)	1995-02-28

Family

ID=10668520

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EG75090A EG19436A (en)	1989-12-27	1990-12-20	Process for preparing of new xamthine derivatives.

Country Status (30)

Country	Link
US (1)	US5223504A (pl)
EP (1)	EP0435811B1 (pl)
JP (1)	JPH089617B2 (pl)
KR (1)	KR970001528B1 (pl)
CN (1)	CN1029967C (pl)
AT (1)	ATE93860T1 (pl)
AU (1)	AU635104B2 (pl)
BR (1)	BR9007258A (pl)
CA (1)	CA2045478C (pl)
CZ (1)	CZ278328B6 (pl)
DE (1)	DE69003087T2 (pl)
DK (1)	DK0435811T3 (pl)
EG (1)	EG19436A (pl)
ES (1)	ES2058864T3 (pl)
FI (1)	FI96207C (pl)
GB (1)	GB8929208D0 (pl)
HU (2)	HU208825B (pl)
IE (1)	IE64065B1 (pl)
IL (1)	IL96708A (pl)
MX (1)	MX23884A (pl)
MY (1)	MY105303A (pl)
NO (1)	NO178111C (pl)
NZ (1)	NZ236517A (pl)
PL (1)	PL166152B1 (pl)
PT (1)	PT96332B (pl)
RU (1)	RU2073679C1 (pl)
SK (1)	SK278365B6 (pl)
UA (1)	UA32512C2 (pl)
WO (1)	WO1991009859A1 (pl)
ZA (1)	ZA9010240B (pl)

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US5521315A (en) *	1993-01-12	1996-05-28	Cell Therapeutics, Inc.	Olefin substituted long chain compounds
GB9312853D0 (en)	1993-06-22	1993-08-04	Euro Celtique Sa	Chemical compounds
US5591776A (en)	1994-06-24	1997-01-07	Euro-Celtique, S.A.	Pheynl or benzyl-substituted rolipram-based compounds for and method of inhibiting phosphodiesterase IV
US5922751A (en)	1994-06-24	1999-07-13	Euro-Celtique, S.A.	Aryl pyrazole compound for inhibiting phosphodiesterase IV and methods of using same
US5661153A (en) *	1994-07-19	1997-08-26	Japan Energy Corporation	1-arylpyrimidine derivatives and pharmaceutical use thereof
US6025361A (en) *	1994-12-13	2000-02-15	Euro-Celtique, S.A.	Trisubstituted thioxanthines
DE69531506T2 (de)	1994-12-13	2004-06-24	Euroceltique S.A.	Arylthioxanthine
EP0799040B1 (en) *	1994-12-13	2003-08-20	Euroceltique S.A.	Trisubstituted thioxanthines
AU692104B2 (en) *	1995-05-19	1998-05-28	Darwin Discovery Limited	Xanthines and their therapeutic use
US6166041A (en)	1995-10-11	2000-12-26	Euro-Celtique, S.A.	2-heteroaryl and 2-heterocyclic benzoxazoles as PDE IV inhibitors for the treatment of asthma
US6075016A (en)	1996-04-10	2000-06-13	Euro-Celtique S.A.	6,5-fused aromatic ring systems having enhanced phosphodiesterase IV inhibitory activity
US5864037A (en)	1996-06-06	1999-01-26	Euro-Celtique, S.A.	Methods for the synthesis of chemical compounds having PDE-IV inhibitory activity
US6331543B1 (en)	1996-11-01	2001-12-18	Nitromed, Inc.	Nitrosated and nitrosylated phosphodiesterase inhibitors, compositions and methods of use
US5958926A (en)	1996-11-01	1999-09-28	Nitromed, Inc.	Nitrosated and nitrosylated phosphodiesterase inhibitor compounds, compositions and their uses
USRE37234E1 (en) *	1996-11-01	2001-06-19	Nitromed, Inc.	Nitrosated and nitrosylated phosphodiestrase inhibitor compounds, compositions and their uses
WO1998019672A1 (en) *	1996-11-01	1998-05-14	Nitromed Inc.	Nitrosated and nitrosylated phosphodiesterase inhibitor compounds, compositions and their uses
US5874437A (en) *	1996-11-01	1999-02-23	Nitromed, Inc.	Nitrosated and nitrosylated phosphodiesterase inhibitor compounds, compositions and their uses
GB9623859D0 (en) *	1996-11-15	1997-01-08	Chiroscience Ltd	Novel compounds
US6472425B1 (en)	1997-10-31	2002-10-29	Nitromed, Inc.	Methods for treating female sexual dysfunctions
IL132407A0 (en) *	1998-10-21	2001-03-19	Pfizer Prod Inc	Method for treating congestive heart failure
SI1176960T1 (en) *	1999-05-04	2005-04-30	Altana Pharma Ag	Synergistic combination comprising roflumilast and a pde-3 inhibitor
CA2715683A1 (en)	1999-08-21	2001-03-01	Nycomed Gmbh	Synergistic combination
GB0005199D0 (en) *	2000-03-04	2000-04-26	Imp College Innovations Ltd	Modulation of histone deacetylase
CA2402384A1 (en) *	2000-03-16	2001-09-20	Inflazyme Pharmaceuticals Ltd.	Benzylated pde4 inhibitors
CN1537018A (zh) *	2001-05-23	2004-10-13	田边制药株式会社	一种用于软骨疾病再生治疗的组合物
EP1389468A4 (en) *	2001-05-23	2007-01-10	Tanabe Seiyaku Co	COMPOSITIONS FOR PROMOTING BONE FRACTURE HEALING
US7772188B2 (en)	2003-01-28	2010-08-10	Ironwood Pharmaceuticals, Inc.	Methods and compositions for the treatment of gastrointestinal disorders
US7153824B2 (en)	2003-04-01	2006-12-26	Applied Research Systems Ars Holding N.V.	Inhibitors of phosphodiesterases in infertility
RU2395511C2 (ru) *	2004-02-14	2010-07-27	Смитклайн Бичам Корпорейшн	Новые соединения
US8969514B2 (en)	2007-06-04	2015-03-03	Synergy Pharmaceuticals, Inc.	Agonists of guanylate cyclase useful for the treatment of hypercholesterolemia, atherosclerosis, coronary heart disease, gallstone, obesity and other cardiovascular diseases
MX354786B (es)	2007-06-04	2018-03-21	Synergy Pharmaceuticals Inc	Agonistas de guanilato ciclasa utiles para el tratamiento de trastornos gastrointestinales, inflamacion, cancer y otros trastornos.
ES2522968T3 (es)	2008-06-04	2014-11-19	Synergy Pharmaceuticals Inc.	Agonistas de guanilato ciclasa útiles para el tratamiento de trastornos gastrointestinales, inflamación, cáncer y otros trastornos
AU2009270833B2 (en)	2008-07-16	2015-02-19	Bausch Health Ireland Limited	Agonists of guanylate cyclase useful for the treatment of gastrointestinal, inflammation, cancer and other disorders
US9616097B2 (en)	2010-09-15	2017-04-11	Synergy Pharmaceuticals, Inc.	Formulations of guanylate cyclase C agonists and methods of use
DK2681236T3 (en)	2011-03-01	2018-04-16	Synergy Pharmaceuticals Inc	PROCEDURE FOR MANUFACTURING GUANYLATE CYCLASE-C-AGONISTS
WO2014131024A2 (en)	2013-02-25	2014-08-28	Synergy Pharmaceuticals Inc.	Agonists of guanylate cyclase and their uses
AU2014235209B2 (en)	2013-03-15	2018-06-14	Bausch Health Ireland Limited	Guanylate cyclase receptor agonists combined with other drugs
AU2014235215A1 (en)	2013-03-15	2015-10-01	Synergy Pharmaceuticals Inc.	Agonists of guanylate cyclase and their uses
BR112015030326A2 (pt)	2013-06-05	2017-08-29	Synergy Pharmaceuticals Inc	Agonistas ultrapuros de guanilato ciclase c, método de fabricar e usar os mesmos
AU2014305843B2 (en)	2013-08-09	2019-08-29	Ardelyx, Inc.	Compounds and methods for inhibiting phosphate transport
EP3165224A1 (en)	2015-11-09	2017-05-10	Albert-Ludwigs-Universität Freiburg	Use of pde4 inhibitors for the prophylaxis and/or therapy of dyslipoproteinaemia and related disorders
WO2017089347A1 (en)	2015-11-25	2017-06-01	Inserm (Institut National De La Sante Et De La Recherche Medicale)	Methods and pharmaceutical compositions for the treatment of braf inhibitor resistant melanomas
AR115689A1 (es)	2018-07-05	2021-02-17	Sumitomo Chemical Co	Compuestos de uracilo y su utilización
EP4706758A3 (en)	2019-05-21	2026-05-06	Ardelyx, Inc.	Methods for inhibiting phosphate transport

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1245969B (de) *		1967-08-03	VEB Arzneimittelwerk Dresden, Radebeul	Verfahren zur Herstellung von Xanthinderivaten
CH629788A5 (de) *	1977-07-20	1982-05-14	Lonza Ag	Verfahren zur herstellung von 5,6-diaminouracil.
SE416810C (sv) *	1977-10-14	1982-07-19	Draco Ab	Forfarande for framstellning av xantinderivat med antiallergisk aktivitet
GB8826595D0 (en) *	1988-11-14	1988-12-21	Beecham Wuelfing Gmbh & Co Kg	Active compounds

1989
- 1989-12-27 GB GB898929208A patent/GB8929208D0/en active Pending
1990
- 1990-12-18 CZ CS906341A patent/CZ278328B6/cs not_active IP Right Cessation
- 1990-12-18 NZ NZ236517A patent/NZ236517A/xx unknown
- 1990-12-18 IL IL9670890A patent/IL96708A/en not_active IP Right Cessation
- 1990-12-18 SK SK6341-90A patent/SK278365B6/sk unknown
- 1990-12-19 ES ES90500126T patent/ES2058864T3/es not_active Expired - Lifetime
- 1990-12-19 ZA ZA9010240A patent/ZA9010240B/xx unknown
- 1990-12-19 EP EP90500126A patent/EP0435811B1/en not_active Expired - Lifetime
- 1990-12-19 DK DK90500126.9T patent/DK0435811T3/da active
- 1990-12-19 DE DE90500126T patent/DE69003087T2/de not_active Expired - Fee Related
- 1990-12-19 AT AT90500126T patent/ATE93860T1/de not_active IP Right Cessation
- 1990-12-20 EG EG75090A patent/EG19436A/xx active
- 1990-12-20 IE IE463490A patent/IE64065B1/en not_active IP Right Cessation
- 1990-12-21 MY MYPI90002243A patent/MY105303A/en unknown
- 1990-12-21 PT PT96332A patent/PT96332B/pt not_active IP Right Cessation
- 1990-12-21 CN CN90110056A patent/CN1029967C/zh not_active Expired - Fee Related
- 1990-12-21 MX MX2388490A patent/MX23884A/es unknown
- 1990-12-27 US US07/743,388 patent/US5223504A/en not_active Expired - Lifetime
- 1990-12-27 JP JP3501868A patent/JPH089617B2/ja not_active Expired - Fee Related
- 1990-12-27 CA CA002045478A patent/CA2045478C/en not_active Expired - Fee Related
- 1990-12-27 RU SU905001584A patent/RU2073679C1/ru not_active IP Right Cessation
- 1990-12-27 HU HU912782A patent/HU208825B/hu not_active IP Right Cessation
- 1990-12-27 BR BR909007258A patent/BR9007258A/pt not_active Application Discontinuation
- 1990-12-27 UA UA5001584A patent/UA32512C2/uk unknown
- 1990-12-27 WO PCT/GB1990/002027 patent/WO1991009859A1/en not_active Ceased
- 1990-12-27 KR KR1019910700878A patent/KR970001528B1/ko not_active Expired - Fee Related
- 1990-12-27 AU AU69768/91A patent/AU635104B2/en not_active Ceased
- 1990-12-27 PL PL90292006A patent/PL166152B1/pl not_active IP Right Cessation
1991
- 1991-08-19 NO NO913236A patent/NO178111C/no unknown
- 1991-08-26 FI FI914014A patent/FI96207C/fi active
1995
- 1995-06-30 HU HU95P/P00698P patent/HU211573A9/hu unknown

Also Published As

Publication number	Publication date
FI96207C (fi)	1996-05-27
KR970001528B1 (ko)	1997-02-11
WO1991009859A1 (en)	1991-07-11
CZ278328B6 (en)	1993-11-17
CN1052858A (zh)	1991-07-10
DE69003087D1 (de)	1993-10-07
BR9007258A (pt)	1992-02-25
PT96332B (pt)	1998-06-30
PL166152B1 (en)	1995-04-28
US5223504A (en)	1993-06-29
KR920701207A (ko)	1992-08-11
HUT57766A (en)	1991-12-30
CA2045478A1 (en)	1991-06-28
GB8929208D0 (en)	1990-02-28
EP0435811A1 (en)	1991-07-03
JPH089617B2 (ja)	1996-01-31
FI914014A0 (fi)	1991-08-26
IE904634A1 (en)	1991-07-17
NO913236D0 (no)	1991-08-19
CN1029967C (zh)	1995-10-11
PT96332A (pt)	1991-09-30
AU6976891A (en)	1991-07-24
JPH05500226A (ja)	1993-01-21
NZ236517A (en)	1992-09-25
ES2058864T3 (es)	1994-11-01
NO178111C (no)	1996-01-24
FI96207B (fi)	1996-02-15
AU635104B2 (en)	1993-03-11
CA2045478C (en)	1998-12-29
UA32512C2 (uk)	2001-02-15
NO913236L (no)	1991-08-19
HU211573A9 (en)	1995-12-28
SK278365B6 (en)	1997-01-08
DK0435811T3 (da)	1993-11-01
IL96708A0 (en)	1991-09-16
IE64065B1 (en)	1995-07-12
MY105303A (en)	1994-09-30
NO178111B (no)	1995-10-16
MX23884A (es)	1993-09-01
EP0435811B1 (en)	1993-09-01
HU208825B (en)	1994-01-28
ZA9010240B (en)	1991-10-30
RU2073679C1 (ru)	1997-02-20
ATE93860T1 (de)	1993-09-15
IL96708A (en)	1994-06-24
DE69003087T2 (de)	1993-12-16

Publication	Publication Date	Title
EG19436A (en)	1995-02-28	Process for preparing of new xamthine derivatives.
GB9004483D0 (en)	1990-04-25	New aryl-and heteroarylethenylene derivatives and process for their preparation
EP0472053A3 (en)	1994-08-10	Sulfonamide derivatives
HUT53099A (en)	1990-09-28	Process for producing new tetrahydrobenzimidazole derivatives and pharmaceutical compositions comprising such compounds
ES8702911A1 (es)	1987-01-16	Un procedimiento para la preparacion de nuevos derivados de guanina.
ES8504800A1 (es)	1985-05-01	Procedimiento para preparar derivados de 1, 6-naftiridinona
GB8427125D0 (en)	1984-12-05	Organic compounds
US3819612A (en)	1974-06-25	2-substituted adenosine derivatives and the production thereof
ES8706610A1 (es)	1987-07-01	Proceso para preparar un derivado de aminoalcohol.
PL281368A1 (en)	1990-05-28	Method of obtaining novel purine derivatives
ES8606847A1 (es)	1986-05-16	Procedimiento para la preparacion de derivados de dialquila-mino-etilanilina antihipertensos
ES8306733A1 (es)	1983-06-01	Derivados de anilina y sus sales.
DE68928127D1 (de)	1997-07-17	2'-Methylidenpyrimidinnukleosidverbindungen, ihre Verwendung und Verfahren zu ihrer Herstellung
PH27293A (en)	1993-05-04	Aryloxy arlthip heteroaryloxy heteroarylthio-alkenylene derivatives of amine and a method of use thereof
DK143403B (da)	1981-08-17	Analogifremgangsmaade til fremstilling af 8-(1h-tetrazol-5-yl)-11h-pyrido (2,1-b) quinazolin-11-oner eller salte deraf
IT1231425B (it)	1991-12-04	Procedimento per la sintesi di un derivato dell'acido benzo (ij) chinolizin-2-carbossilico
HUT48201A (en)	1989-05-29	Herbicide comprising anilide derivatives and process for producing such compounds
US4179509A (en)	1979-12-18	(Substituted 2-carboxyanilino)nicotinic acids as inhibitors of allergic reactions
MY104630A (en)	1994-04-30	4(1h) ouinoline derivatives
ES8802296A1 (es)	1987-04-16	Un metodo para preparar un derivado de acido benzoico