AR241911A1 - Procedimiento de preparacion de un derivado de 1-4-dihidro-4-oxonaftiridina. - Google Patents

Procedimiento de preparacion de un derivado de 1-4-dihidro-4-oxonaftiridina.

Info

Publication number: AR241911A1
Authority: AR; Argentina
Prior art keywords: oxonaphthiridine; dihydro; derivative; procedure; preparation
Prior art date: 1984-04-26

Application number

AR85300190A

Other languages

English (en)

Original Assignee

Toyama Chemical Co Ltd

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.)

1984-04-26

Filing date

1985-04-25

Publication date

1993-01-29

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=13845280&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AR241911(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1985-04-25 Application filed by Toyama Chemical Co Ltd filed Critical Toyama Chemical Co Ltd

1993-01-29 Application granted granted Critical

1993-01-29 Publication of AR241911A1 publication Critical patent/AR241911A1/es

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/61—Halogen atoms or nitro radicals
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/72—Nitrogen atoms
- C07D213/74—Amino or imino radicals substituted by hydrocarbon or substituted hydrocarbon radicals
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Life Sciences & Earth Sciences (AREA)
General Chemical & Material Sciences (AREA)
Medicinal Chemistry (AREA)
Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
Communicable Diseases (AREA)
Pharmacology & Pharmacy (AREA)
Oncology (AREA)
Animal Behavior & Ethology (AREA)
General Health & Medical Sciences (AREA)
Public Health (AREA)
Veterinary Medicine (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Nitrogen Condensed Heterocyclic Rings (AREA)
Hydrogenated Pyridines (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

AR85300190A 1984-04-26 1985-04-25 Procedimiento de preparacion de un derivado de 1-4-dihidro-4-oxonaftiridina. AR241911A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP59084963A JPS60228479A (ja)	1984-04-26	1984-04-26	１，４−ジヒドロ−４−オキソナフチリジン誘導体およびその塩

Publications (1)

Publication Number	Publication Date
AR241911A1 true AR241911A1 (es)	1993-01-29

Family

ID=13845280

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AR85300190A AR241911A1 (es)	1984-04-26	1985-04-25	Procedimiento de preparacion de un derivado de 1-4-dihidro-4-oxonaftiridina.

Country Status (30)

Country	Link
JP (1)	JPS60228479A (es)
KR (1)	KR870001693B1 (es)
AR (1)	AR241911A1 (es)
AT (2)	AT389698B (es)
AU (2)	AU565087B2 (es)
BE (1)	BE902279A (es)
CH (1)	CH673458A5 (es)
CS (1)	CS250684B2 (es)
DD (1)	DD238795A5 (es)
DE (2)	DE3514076A1 (es)
DK (1)	DK165877C (es)
EG (1)	EG17339A (es)
ES (2)	ES8700256A1 (es)
FI (1)	FI80453C (es)
FR (2)	FR2563521B1 (es)
GB (2)	GB2158825B (es)
HU (2)	HU194226B (es)
ID (1)	ID21142A (es)
IL (1)	IL75021A (es)
IT (1)	IT1209953B (es)
LU (1)	LU85871A1 (es)
NL (2)	NL187314C (es)
NO (1)	NO162238C (es)
NZ (1)	NZ211895A (es)
PH (3)	PH22801A (es)
PL (1)	PL147392B1 (es)
PT (1)	PT80349B (es)
RO (2)	RO91871B (es)
SE (2)	SE463102B (es)
ZA (1)	ZA853102B (es)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6172753A (ja) *	1984-09-18	1986-04-14	Dainippon Pharmaceut Co Ltd	ピリジルケトン誘導体
AU576657B2 (en) *	1985-01-23	1988-09-01	Toyama Chemical Co. Ltd.	Naphthyridine and pyridine derivatives
AT392789B (de) *	1985-01-23	1991-06-10	Toyama Chemical Co Ltd	Verfahren zur herstellung von 1-substituierten aryl-1,4-dihydro-4-oxonaphthyridinderivaten
DE3525108A1 (de) *	1985-06-07	1986-12-11	Bayer Ag, 5090 Leverkusen	Antibakteriell wirksame chinoloncarbonsaeureester
IL79189A (en) *	1985-06-26	1990-07-12	Daiichi Seiyaku Co	Quinoline and/or naphthyridine-4-oxo-3-carboxylic acid derivatives,process for their preparation and pharmaceutical compositions comprising them
US4962112A (en) *	1987-08-04	1990-10-09	Abbott Laboratories	7-(2-methyl-4-aminopyrrolidinyl)naphthryidine and quinoline compounds
IE62600B1 (en) *	1987-08-04	1995-02-22	Abbott Lab	Naphtyridine antianaerobic compounds
US4859776A (en) *	1988-03-11	1989-08-22	Abbott Laboratories	(S)-7-(3-aminopyrrolidin-1-yl)-1-(ortho, para-difluorophenyl)-1,4-dihydro-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid and method for its preparation
JP2844079B2 (ja) *	1988-05-23	1999-01-06	塩野義製薬株式会社	ピリドンカルボン酸系抗菌剤
DE3934082A1 (de) *	1989-10-12	1991-04-18	Bayer Ag	Chinoloncarbonsaeurederivate, verfahren zu ihrer herstellung sowie ihre verwendung als antivirale mittel
AU1161492A (en) *	1991-01-14	1992-08-17	Hanmi Pharmaceutical Co., Ltd.	Novel quinolone compounds and processes for preparation thereof
FR2692577B1 (fr) *	1992-05-26	1996-02-02	Bouchara Sa	Nouvelles quinolones fluorees, leur procede de preparation et les compositions pharmaceutiques en renfermant.
KR940014395A (ko) *	1992-12-09	1994-07-18	강박광	신규한 퀴놀론 유도체 및 그의 제조방법
KR0148277B1 (ko) *	1993-01-18	1998-11-02	채영복	신규한 플루오르퀴놀론계 유도체 및 그의 제조방법
WO1994025464A1 (en) *	1993-04-24	1994-11-10	Korea Research Institute Of Chemical Technology	Novel quinolone carboxylic acid derivatives and process for preparing the same
KR950018003A (ko) *	1993-12-09	1995-07-22	스미스클라인 비참 피엘씨	신규한 퀴놀론 유도체 및 그의 제조 방법
WO1996012704A1 (fr) *	1994-10-20	1996-05-02	Wakunaga Seiyaku Kabushiki Kaisha	Nouveau derive de pyridone-carboxylate, ou sel de celui-ci, et antibacterien le contenant comme principe actif
DK0897919T3 (da)	1996-04-19	2004-09-27	Wakunaga Pharma Co Ltd	Nye pyridoncarboxylsyrederivater eller salte deraf samt antibakterielle midler indeholdende disse som den aktive bestanddel
CN1235605A (zh) *	1996-10-30	1999-11-17	拜尔公司	制备萘啶化合物的方法以及新的中间体
DE19713506A1 (de)	1997-04-01	1998-10-08	Bayer Ag	Verfahren zur Herstellung von 2,6-Dichlor-5-fluornicotinonitril und die chemische Verbindung 3-Cyano-2-hydroxy-5-fluorpyrid-6-on-mononatriumsalz sowie dessen Tautomere
EP1161956A4 (en)	1999-03-17	2005-03-16	Daiichi Seiyaku Co	DRUG COMPOSITIONS
US6441182B1 (en)	1999-06-10	2002-08-27	Bayer Aktiengesellschaft	Method for the production of 2,6-dichloro-5-fluoro-nicotinic acid and coarse and particularly pure 2,6-dichloro-5-fluoro-nicotinic acid
MXPA02002220A (es)	1999-09-02	2002-09-02	Wakunaga Pharma Co Ltd	Derivados de acido quinolincarboxilico o su sal.
AU2001286852A1 (en) *	2000-08-29	2002-03-13	Chiron Corporation	Quinoline antibacterial compounds and methods of use thereof
KR100981351B1 (ko) *	2003-10-29	2010-09-10	주식회사 엘지생명과학	7-클로로-1-사이클로프로필-6-플루오로-4-옥소-1,4-디하이드로-1,8-나프티리딘-3-카복실산의 제조방법
CN101792443A (zh) *	2010-03-09	2010-08-04	北京欧凯纳斯科技有限公司	氟代喹诺酮衍生物及其制备方法和用途
JOP20190045A1 (ar)	2016-09-14	2019-03-14	Bayer Ag	مركبات أميد حمض 1- أريل-نفثيريدين-3-كربوكسيليك مستبدلة في الموضع 7 واستخدامها.
CN114369092A (zh) *	2021-12-20	2022-04-19	赤峰万泽药业股份有限公司	甲苯磺酸妥舒沙星及其制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2125310A1 (en) *	1971-05-21	1972-11-30	Sterling Drug Inc , New York, NY (V St A)	1-alkyl-1,4-dihydro-4-oxo-1,8-naphtyridine 3-carboxylic acids antibac
AR223983A1 (es) *	1978-08-25	1981-10-15	Dainippon Pharmaceutical Co	Un procedimiento para-preparar derivados de acido 6-halogeno-4-oxo-7-(1-piperazinil)-1,8-naftiridin-3-carboxilico
DE3033157A1 (de) *	1980-09-03	1982-04-01	Bayer Ag, 5090 Leverkusen	7-amino-1-cyclopropyl-4-oxo-1,4-dihydro-naphthyridin-3-carbonsaeuren, verfahren zu ihrer herstellung sowie diese enthaltende antibakterielle mittel
US4382937A (en) *	1981-02-27	1983-05-10	Dainippon Pharmaceutical Co., Ltd.	Naphthyridine derivatives and their use as anti-bacterials
IE55898B1 (en) *	1982-09-09	1991-02-14	Warner Lambert Co	Antibacterial agents
IL74064A (en) *	1984-01-26	1988-09-30	Abbott Lab	1,7-disubstituted-1,4-dihydro-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid derivatives and antibacterial compositions containing them
NZ210847A (en) *	1984-01-26	1988-02-29	Abbott Lab	Naphthyridine and pyridopyrimidine derivatives and pharmaceutical compositions
AU576657B2 (en) *	1985-01-23	1988-09-01	Toyama Chemical Co. Ltd.	Naphthyridine and pyridine derivatives
DE3525108A1 (de) *	1985-06-07	1986-12-11	Bayer Ag, 5090 Leverkusen	Antibakteriell wirksame chinoloncarbonsaeureester

1984
- 1984-04-26 JP JP59084963A patent/JPS60228479A/ja active Granted
1985
- 1985-04-18 DE DE19853514076 patent/DE3514076A1/de active Granted
- 1985-04-18 DE DE3546658A patent/DE3546658C2/de not_active Expired - Lifetime
- 1985-04-23 NL NLAANVRAGE8501172,A patent/NL187314C/xx not_active IP Right Cessation
- 1985-04-23 PH PH32174A patent/PH22801A/en unknown
- 1985-04-23 GB GB08510297A patent/GB2158825B/en not_active Expired
- 1985-04-24 EG EG261/85A patent/EG17339A/xx active
- 1985-04-24 AT AT0122485A patent/AT389698B/de not_active IP Right Cessation
- 1985-04-24 NZ NZ211895A patent/NZ211895A/xx unknown
- 1985-04-24 NO NO851643A patent/NO162238C/no not_active IP Right Cessation
- 1985-04-24 AU AU41650/85A patent/AU565087B2/en not_active Expired
- 1985-04-24 IL IL7502185A patent/IL75021A/en not_active IP Right Cessation
- 1985-04-24 DD DD85275518A patent/DD238795A5/de unknown
- 1985-04-24 RO RO118517A patent/RO91871B/ro unknown
- 1985-04-24 PT PT80349A patent/PT80349B/pt unknown
- 1985-04-24 RO RO126286A patent/RO95509B/ro unknown
- 1985-04-25 CS CS853035A patent/CS250684B2/cs not_active IP Right Cessation
- 1985-04-25 BE BE0/214909A patent/BE902279A/fr not_active IP Right Cessation
- 1985-04-25 KR KR1019850002822A patent/KR870001693B1/ko not_active IP Right Cessation
- 1985-04-25 ES ES542584A patent/ES8700256A1/es not_active Expired
- 1985-04-25 FR FR858506327A patent/FR2563521B1/fr not_active Expired
- 1985-04-25 SE SE8502017A patent/SE463102B/sv not_active IP Right Cessation
- 1985-04-25 FI FI851637A patent/FI80453C/fi not_active IP Right Cessation
- 1985-04-25 ID IDP980525A patent/ID21142A/id unknown
- 1985-04-25 CH CH1798/85A patent/CH673458A5/de not_active IP Right Cessation
- 1985-04-25 HU HU851599A patent/HU194226B/hu unknown
- 1985-04-25 AR AR85300190A patent/AR241911A1/es active
- 1985-04-25 DK DK185685A patent/DK165877C/da not_active IP Right Cessation
- 1985-04-25 HU HU873675A patent/HU197571B/hu unknown
- 1985-04-25 ZA ZA853102A patent/ZA853102B/xx unknown
- 1985-04-26 PL PL1985253108A patent/PL147392B1/pl unknown
- 1985-04-26 IT IT8548002A patent/IT1209953B/it active
- 1985-04-26 LU LU85871A patent/LU85871A1/en unknown
1986
- 1986-01-31 ES ES551538A patent/ES8706673A1/es not_active Expired
1987
- 1987-07-17 GB GB8716897A patent/GB2191776B/en not_active Expired - Lifetime
- 1987-10-20 PH PH35958A patent/PH25046A/en unknown
- 1987-10-20 PH PH35960A patent/PH25228A/en unknown
- 1987-11-25 AU AU81804/87A patent/AU612993B2/en not_active Expired
1988
- 1988-06-30 FR FR888808836A patent/FR2614620B1/fr not_active Expired - Lifetime
- 1988-10-31 AT AT0267888A patent/AT390258B/de not_active IP Right Cessation
- 1988-12-20 SE SE8804586A patent/SE501412C2/sv not_active IP Right Cessation
1991
- 1991-04-15 NL NL9100648A patent/NL9100648A/nl not_active Application Discontinuation

Also Published As

Publication number	Publication date
RO95509A (ro)	1988-09-30
FR2563521A1 (fr)	1985-10-31
PL147392B1 (en)	1989-05-31
HU194226B (en)	1988-01-28
ATA122485A (de)	1989-06-15
ES542584A0 (es)	1986-09-16
HU197571B (en)	1989-04-28
NL8501172A (nl)	1985-11-18
ES551538A0 (es)	1987-07-01
PH25046A (en)	1991-01-28
DK185685D0 (da)	1985-04-25
DK165877B (da)	1993-02-01
NO162238C (no)	1989-12-06
NL187314C (nl)	1991-08-16
GB2158825A (en)	1985-11-20
PT80349A (en)	1985-05-01
IT1209953B (it)	1989-08-30
SE8804586D0 (sv)	1988-12-20
ES8706673A1 (es)	1987-07-01
GB2191776A (en)	1987-12-23
GB2158825B (en)	1989-01-25
AT389698B (de)	1990-01-10
SE8804586L (sv)	1988-12-20
NZ211895A (en)	1988-07-28
AU4165085A (en)	1985-10-31
ES8700256A1 (es)	1986-09-16
DE3546658C2 (es)	1992-04-02
FR2614620A1 (fr)	1988-11-04
SE8502017D0 (sv)	1985-04-25
ID21142A (id)	1999-04-29
SE8502017L (sv)	1985-10-27
FR2563521B1 (fr)	1989-02-03
DE3514076C2 (es)	1989-03-30
FR2614620B1 (fr)	1990-03-09
AU565087B2 (en)	1987-09-03
PH22801A (en)	1988-12-12
AU8180487A (en)	1988-03-24
KR850007596A (ko)	1985-12-07
GB8510297D0 (en)	1985-05-30
CH673458A5 (es)	1990-03-15
IT8548002A0 (it)	1985-04-26
ATA267888A (de)	1989-09-15
CS250684B2 (en)	1987-05-14
DD238795A5 (de)	1986-09-03
PT80349B (pt)	1987-09-30
PH25228A (en)	1991-03-27
NO851643L (no)	1985-10-28
AU612993B2 (en)	1991-07-25
RO91871B (ro)	1987-07-31
FI80453B (fi)	1990-02-28
EG17339A (en)	1989-06-30
SE501412C2 (sv)	1995-02-13
GB8716897D0 (en)	1987-08-26
SE463102B (sv)	1990-10-08
RO91871A (ro)	1987-07-30
FI851637A0 (fi)	1985-04-25
AT390258B (de)	1990-04-10
GB2191776B (en)	1990-03-28
LU85871A1 (en)	1985-12-16
NL9100648A (nl)	1991-08-01
NO162238B (no)	1989-08-21
JPS6320828B2 (es)	1988-04-30
FI851637L (fi)	1985-10-27
DK185685A (da)	1985-10-27
JPS60228479A (ja)	1985-11-13
DK165877C (da)	1993-06-21
BE902279A (fr)	1985-10-25
ZA853102B (en)	1986-12-30
DE3514076A1 (de)	1985-10-31
KR870001693B1 (ko)	1987-09-24
IL75021A (en)	1994-01-25
HUT38634A (en)	1986-06-30
PL253108A1 (en)	1985-12-17
IL75021A0 (en)	1985-08-30
FI80453C (fi)	1990-06-11
RO95509B (ro)	1988-10-01

Publication	Publication Date	Title
AR241911A1 (es)	1993-01-29	Procedimiento de preparacion de un derivado de 1-4-dihidro-4-oxonaftiridina.
PT80466B (en)	1987-02-03	Process for the preparation of 1-heteroaryl-4-aryl-pyrazolin-5-ones having a fungicidal effect
ES539954A0 (es)	1986-06-01	Procedimiento de preparacion de un derivado de ciano-2-ben- cimidazol
GB8602394D0 (en)	1986-03-05	Phenylisopropylamine derivative
DE3571028D1 (en)	1989-07-20	A process for the preparation of p-isononanoyloxybenzenenesulphonate
AR242795A1 (es)	1993-05-31	Un procedimiento para preparar imidazo rifamicina
AR242199A1 (es)	1993-03-31	Procedimiento para la preparacion de nuevos derivados de alquilen-diamina
DE3573598D1 (en)	1989-11-16	Process for the preparation of hydrochinone derivatives
PH20224A (en)	1986-10-23	A preocess for the preparation of vinylthioacetamido oxacephalosporin derivatives
AR243892A1 (es)	1993-09-30	Procedimiento para obtener dipirido-imidazo-rifamicina.
PT80336A (en)	1985-05-01	Process for the iminothiazolidine derivatives
DE3563351D1 (en)	1988-07-21	Process for the preparation of tetrachloro-benzo-1,4-dioxenes
DE3568327D1 (en)	1989-03-30	Process for the preparation of 2,3,5-trimethylbenzoquinone
AR242797A1 (es)	1993-05-31	Procedimiento para la preparacion de derivados de acido 16,17-acetal substituido pregnano-21-oico.
GB8506770D0 (en)	1985-04-17	Thiocyanopyrimidine derivative
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