YU42193B - Process for preparing 1,8-naphthydrine compound - Google Patents

Process for preparing 1,8-naphthydrine compound

Info

Publication number
YU42193B
YU42193B YU2032/79A YU203279A YU42193B YU 42193 B YU42193 B YU 42193B YU 2032/79 A YU2032/79 A YU 2032/79A YU 203279 A YU203279 A YU 203279A YU 42193 B YU42193 B YU 42193B
Authority
YU
Yugoslavia
Prior art keywords
naphthydrine
preparing
compound
naphthydrine compound
Prior art date
Application number
YU2032/79A
Other languages
English (en)
Other versions
YU203279A (en
Inventor
J Matsumoto
Y Takase
Y Nishimura
Original Assignee
Bellon Labor Sa Roger
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
Priority claimed from JP10423578A external-priority patent/JPS5531042A/ja
Priority claimed from JP15793978A external-priority patent/JPS5583785A/ja
Priority claimed from JP16209578A external-priority patent/JPS5592385A/ja
Application filed by Bellon Labor Sa Roger filed Critical Bellon Labor Sa Roger
Publication of YU203279A publication Critical patent/YU203279A/xx
Publication of YU42193B publication Critical patent/YU42193B/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic 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
    • C07D213/02Heterocyclic 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
    • C07D213/04Heterocyclic 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
    • C07D213/60Heterocyclic 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
    • C07D213/72Nitrogen atoms
    • C07D213/74Amino or imino radicals substituted by hydrocarbon or substituted hydrocarbon radicals
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic 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
    • C07D213/02Heterocyclic 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
    • C07D213/04Heterocyclic 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
    • C07D213/60Heterocyclic 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
    • C07D213/72Nitrogen atoms
    • C07D213/75Amino or imino radicals, acylated by carboxylic or carbonic acids, or by sulfur or nitrogen analogues thereof, e.g. carbamates
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic 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
    • C07D213/02Heterocyclic 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
    • C07D213/04Heterocyclic 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
    • C07D213/60Heterocyclic 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
    • C07D213/72Nitrogen atoms
    • C07D213/76Nitrogen atoms to which a second hetero atom is attached
    • C07D213/77Hydrazine radicals
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D471/00Heterocyclic 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
    • C07D471/02Heterocyclic 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
    • C07D471/04Ortho-condensed systems
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/55Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
YU2032/79A 1978-08-25 1979-08-20 Process for preparing 1,8-naphthydrine compound YU42193B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP10423578A JPS5531042A (en) 1978-08-25 1978-08-25 1,8-naphthylidine derivative and its salt
JP15793978A JPS5583785A (en) 1978-12-20 1978-12-20 6-fluoro-1,8-naphthyridine derivative and its salt
JP16209578A JPS5592385A (en) 1978-12-29 1978-12-29 1-vinyl-1,8-naphthylidine derivative and its salt

Publications (2)

Publication Number Publication Date
YU203279A YU203279A (en) 1985-10-31
YU42193B true YU42193B (en) 1988-06-30

Family

ID=27310175

Family Applications (4)

Application Number Title Priority Date Filing Date
YU2032/79A YU42193B (en) 1978-08-25 1979-08-20 Process for preparing 1,8-naphthydrine compound
YU317/85A YU42637B (en) 1978-08-25 1985-02-28 Process for preparing 1,8-naphthydrine compound
YU319/85A YU42615B (en) 1978-08-25 1985-02-28 Process for preparing 1,8-naphthydrine compound
YU318/85A YU42614B (en) 1978-08-25 1985-02-28 Process for preparing 1,8-naphthydrine compound

Family Applications After (3)

Application Number Title Priority Date Filing Date
YU317/85A YU42637B (en) 1978-08-25 1985-02-28 Process for preparing 1,8-naphthydrine compound
YU319/85A YU42615B (en) 1978-08-25 1985-02-28 Process for preparing 1,8-naphthydrine compound
YU318/85A YU42614B (en) 1978-08-25 1985-02-28 Process for preparing 1,8-naphthydrine compound

Country Status (16)

Country Link
US (2) US4359578A (xx)
EP (1) EP0009425B1 (xx)
AR (3) AR223983A1 (xx)
AU (1) AU530052B2 (xx)
CA (1) CA1168241A (xx)
CS (1) CS235502B2 (xx)
DD (1) DD145753A5 (xx)
DE (1) DE2961979D1 (xx)
DK (1) DK153552C (xx)
ES (1) ES483629A1 (xx)
FI (1) FI66379C (xx)
HU (1) HU179927B (xx)
NO (1) NO153136C (xx)
PH (1) PH14287A (xx)
PL (1) PL120114B1 (xx)
YU (4) YU42193B (xx)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5845426B2 (ja) * 1978-09-29 1983-10-08 杏林製薬株式会社 置換キノリンカルボン酸誘導体
JPS5649382A (en) * 1979-09-28 1981-05-02 Dainippon Pharmaceut Co Ltd 6-fluoro-7-cyclic amino-1,8-naphthylidine derivative and its salt
US4620007A (en) * 1980-09-03 1986-10-28 Bayer Aktiengesellschaft 6-fluoro-7-chloro-1-cyclopropyl-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid
US4670444B1 (en) * 1980-09-03 1999-02-09 Bayer Ag and-naphthyridine-3-carboxylic acids and antibacte7-amino-1-cyclopropyl-4-oxo-1,4-dihydro-quinoline-rial agents containing these compounds
JPS57106681A (en) * 1980-12-24 1982-07-02 Dainippon Pharmaceut Co Ltd 1,8-naphthyridine derivative and its salt
JPS57134482A (en) * 1981-02-13 1982-08-19 Dainippon Pharmaceut Co Ltd 1-ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-1,8- naphthyridine-3-carboxylic acid-3/2 hydrate and its preparation
ES8304117A1 (es) * 1981-06-11 1983-02-16 Warner Lambert Co "un procedimiento para preparar sales de compuestos de naftiridina y quinoleina".
JPS5925391A (ja) * 1982-07-30 1984-02-09 Dainippon Pharmaceut Co Ltd ピリジルナフチリジン誘導体およびその塩
DE3308908A1 (de) * 1983-03-12 1984-09-13 Bayer Ag, 5090 Leverkusen Bakterizide mittel
FR2548664B1 (fr) * 1983-07-06 1986-03-21 Provesan Sa Derives 7-(pyrrol-l-yl) des acides l-ethyl-1,4-dihydro-4-oxoquinoleine-3-carboxyliques et l-ethyl-1,4-dihydro-4-oxo-(1,8-naphtyridine)-3-carboxyliques substitues, leur preparation et leur application en tant que medicaments
FR2559484B2 (fr) * 1983-07-06 1986-09-26 Provesan Sa Nouveau derive 7-(pyrrol-1-yl) de l'acide 1-ethyl-1,4-dihydro-4-oxo-(1,8-naphtyridin)-3-carboxylique, sa preparation et son application en tant que medicament
US4730000A (en) * 1984-04-09 1988-03-08 Abbott Laboratories Quinoline antibacterial compounds
CS274601B2 (en) * 1983-07-27 1991-09-15 Dainippon Pharmaceutical Co Method of 1,8-naphthyridine derivative production
DE3333719A1 (de) * 1983-09-17 1985-04-04 Bayer Ag Loesungen milchsaurer salze von piperazinylchinolon- und piperazinyl-azachinoloncarbonsaeuren
US4551456A (en) * 1983-11-14 1985-11-05 Merck & Co., Inc. Ophthalmic use of norfloxacin and related antibiotics
NZ210847A (en) * 1984-01-26 1988-02-29 Abbott Lab Naphthyridine and pyridopyrimidine derivatives and pharmaceutical compositions
US4774246A (en) * 1984-01-26 1988-09-27 Abbott Laboratories Quinoline antibacterial compounds
CA1285279C (en) * 1984-02-17 1991-06-25 Joseph P. Sanchez 7-amine derivatives of 1-cyclopropyl-6,8-difluoro-1,4- dihydro-4-oxo-3-quinolinecarboxylic acids and 1-cyclopropyl-1,4-dihydro-6-fluoro-4-oxo-1,8-naphthyridine- 3-carboxylic acidsas antibacterial agents
DE3409922A1 (de) * 1984-03-17 1985-09-26 Bayer Ag, 5090 Leverkusen 1,7-diamino-1,4-dihydro-4-oxo-3-(aza)chinolincarbonsaeuren, verfahren zu ihrer herstellung sowie ihre verwendung bei der bekaempfung bakterieller erkrankungen
US4571396A (en) * 1984-04-16 1986-02-18 Warner-Lambert Company Antibacterial agents
JPS60228479A (ja) * 1984-04-26 1985-11-13 Toyama Chem Co Ltd 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
US5468861A (en) * 1984-06-04 1995-11-21 Bayer Aktiengesellschaft 8-chloro-1-cyclopropyl-6,7-difluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid and alkyl esters thereof
DE3420743A1 (de) * 1984-06-04 1985-12-05 Bayer Ag, 5090 Leverkusen 7-amino-1-cyclopropyl-6,8-dihalogen-1,4-dihydro-4-oxo-3-chinolincarbonsaeuren, verfahren zu ihrer herstellung sowie diese enthaltende antibakterielle mittel
DE3517709A1 (de) * 1985-01-05 1986-07-10 Bayer Ag Basische zubereitungen von chinoloncarbonsaeuren
DE3508816A1 (de) * 1985-01-10 1986-07-10 Bayer Ag, 5090 Leverkusen 6,7-disubstituierte 1-cyclopropyl-1,4-dihydro-4-oxo-1,8-naphtyridin-3-carbonsaeuren
AT392789B (de) * 1985-01-23 1991-06-10 Toyama Chemical Co Ltd Verfahren zur herstellung von 1-substituierten aryl-1,4-dihydro-4-oxonaphthyridinderivaten
AT392791B (de) * 1985-01-23 1991-06-10 Toyama Chemical Co Ltd Verfahren zur herstellung von 1-substituierten aryl-1,4-dihydro-4-oxonaphthyridinderivaten
US4851535A (en) * 1985-01-23 1989-07-25 Toyama Chemical Co., Ltd. Nicotinic acid derivatives
DE3525108A1 (de) * 1985-06-07 1986-12-11 Bayer Ag, 5090 Leverkusen Antibakteriell wirksame chinoloncarbonsaeureester
DE3608745A1 (de) * 1985-07-24 1987-01-29 Bayer Ag Bakterizide zubereitungen zur anwendung auf dem gebiet der veterinaermedizin
DE3542002A1 (de) * 1985-11-28 1987-06-04 Bayer Ag 1-cyclopropyl-6-fluor-1,4-dihydro-4-oxo-7- (1-piperazinyl)-3-chinolincarbonsaeuren, verfahren zu ihrer herstellung sowie diese enthaltende antibakterielle mittel
US4689325A (en) * 1985-12-23 1987-08-25 Abbott Laboratories Isoxazolo-pyrido-phenoxazine and isothiazolo-pyrido-phenoxazine derivatives
US4687770A (en) * 1985-12-23 1987-08-18 Abbott Laboratories Isoxazolo-pyrido-benzoxazine and isothiazolo-pyrido-benzoxazine derivatives
US5210193A (en) * 1986-01-17 1993-05-11 American Cyanamid Company Piperazine derivatives
US4940710A (en) * 1986-01-17 1990-07-10 American Cyanamid Company 7-(substituted)piperazinyl-1-ethyl-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids
HU196987B (en) * 1986-10-15 1989-02-28 Chinoin Gyogyszer Es Vegyeszet Process for producing quinoline-carboxylic acid derivatives
IL80459A (en) * 1986-10-30 1991-04-15 Abic Ltd Water-soluble adduct of norfloxacin and nicotinic acid
IE873504L (en) * 1987-01-28 1988-07-28 Harvard College Stabilized ophthalmic compositions
NZ229605A (en) * 1988-07-15 1990-07-26 Abbott Lab Preparation of 1,4-dihydro-6-fluoro-7-(piperazin-1-yl)-4-oxo-3-quinoline (or naphthyridine) carboxylic acid derivatives
US5262417A (en) * 1988-12-06 1993-11-16 The Upjohn Company Antibacterial quinolone compounds
FR2641783B1 (fr) * 1989-01-16 1991-04-05 Bellon Labor Sa Roger Nouveaux derives de benzonaphtyridine-1,8, leur preparation et les compositions qui les contiennent
AU623474B2 (en) * 1989-01-16 1992-05-14 Laboratoire Roger Bellon New benzo(1,8)naphthyridine derivatives, their preparation and compositions containing them
US5466696A (en) * 1992-09-10 1995-11-14 Warner Lambert Company Tacrine and cytochrome P450 oxidase inhibitors and methods of use
US5422350A (en) * 1992-09-10 1995-06-06 Warner-Lambert Company Nitrogen substituted acridine and cytochrome P450 inhibitors and methods of use
US5290794A (en) * 1992-10-27 1994-03-01 Warner Lambert Co. Soluble calcium lactate antibacterial complexes as non-irritating parenteral forms
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
MA24500A1 (fr) 1997-03-21 1998-10-01 Lg Life Sciences Ltd Derive du sel d'acide carboxylique de naphthyridine .

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3149104A (en) * 1961-01-03 1964-09-15 Sterling Drug Inc 4-hydroxy-7-styryl-1, 8-naphthyridine-3-carboxylic acids and esters
NL7101049A (xx) * 1970-01-28 1971-07-30
US4017622A (en) * 1972-12-18 1977-04-12 Dainippon Pharmaceutical Co., Ltd. Piperazine derivatives
JPS5936637B2 (ja) * 1976-01-01 1984-09-05 第一製薬株式会社 6−ニトロ−1,8−ナフチリジン誘導体
JPS53141286A (en) * 1977-05-16 1978-12-08 Kyorin Seiyaku Kk Novel substituted quinolinecarboxylic acid
JPS5845426B2 (ja) 1978-09-29 1983-10-08 杏林製薬株式会社 置換キノリンカルボン酸誘導体

Also Published As

Publication number Publication date
YU42614B (en) 1988-10-31
YU31985A (en) 1985-10-31
NO153136B (no) 1985-10-14
DK153552B (da) 1988-07-25
EP0009425B1 (en) 1982-01-27
PL120114B1 (en) 1982-02-27
AR223983A1 (es) 1981-10-15
US4359578A (en) 1982-11-16
DE2961979D1 (en) 1982-03-11
AR227529A1 (es) 1982-11-15
DD145753A5 (de) 1981-01-07
CS235502B2 (en) 1985-05-15
AR225195A1 (es) 1982-02-26
EP0009425A1 (en) 1980-04-02
FI792645A (fi) 1980-02-26
PL217926A1 (xx) 1980-06-16
NO153136C (no) 1986-01-22
YU203279A (en) 1985-10-31
ES483629A1 (es) 1980-09-01
FI66379C (fi) 1984-10-10
PH14287A (en) 1981-05-04
YU42615B (en) 1988-10-31
YU31785A (en) 1985-10-31
HU179927B (en) 1983-01-28
FI66379B (fi) 1984-06-29
NO792760L (no) 1980-02-26
US4352803A (en) 1982-10-05
YU42637B (en) 1988-10-31
YU31885A (en) 1985-10-31
AU530052B2 (en) 1983-06-30
CA1168241A (en) 1984-05-29
AU5004979A (en) 1980-02-28
DK153552C (da) 1988-12-05
DK355679A (da) 1980-02-26

Similar Documents

Publication Publication Date Title
YU42637B (en) Process for preparing 1,8-naphthydrine compound
YU289180A (en) Process for preparing alfa-aryl-1h-1,2,4-triazole-1-ethanols
YU43116B (en) Process for preparing 11-aza-4-o-cladinosyl-6-o-desosaminyl-15-ethyl-7,13,14-trihydroxy-3,5,7,9,12,14-hexamethyl-oxacyclopentadecane-2-one(11-aza-10-deox
GB2017687B (en) Process for preparing 2,2,6,6,-tetramethyl-4-piperidone
YU41170B (en) Process for preparing 1,2,3,5-tetra-hydro-imidazotieno-pyrimidin-2-ones
PT70486A (en) Process for preparing 1,2,4,5-tetra-alkyl-4-arylpiperidines
PT70340A (en) Process for preparing 3,4-dihydro-3-oxo-2-quinoxalines
YU78679A (en) Process for obtaining 1,3-dibenzoyloxy-17 alpha-ethinyl-7 alpha-methyl-1,3,5(10)-estratriene-17 beta-ol
DE3070919D1 (en) Process for preparing 1,3,7-trialkylxanthines
DE2967250D1 (en) Process for preparing 2,3,5,6-tetrachloropyridine
YU298779A (en) Process for preparing 2,6-dialkyl-n-alkoxymethyl-2-chloroacetanilides
PT69086A (en) Process for preparing novel substituted 2,6-dinitrobenzenas substituidas mines
YU55679A (en) Process for obtaining 1,2-dioximes
GB2015517B (en) Process for producing 3,5-dichloro- - methylstyrene
YU134779A (en) Process for preparing 5,8-dihydrofuro(3,2-b)1,8-naphthiridine compounds
HU175923B (en) Process for preparing 1,6-di-o-methanesulphonyl-3,4-di-o-methyl-d-mannitol
YU216479A (en) Process for obtaining 5,6,2-methyl-n-phenyl-1,4-oxathiine-3-carboxamide
YU40759B (en) Process for obtaining 1,2,3-thiadiazole-5-yl-carbamide
PT69540A (en) Process for preparing 1,4-bis-piperonylpiperazine and similar compounds
YU298180A (en) Process for preparing 5,10-dihydroimidazo-2,1-quinazoline
GB2026489B (en) Process for obtaining 1,5-dinitro-anthraquinone
DE2960290D1 (en) Process for preparing 2,5-dichloro-4-cyanophenol
IL57980A0 (en) Method for preparing 7,8-dichloro-tetra-hydroisoquinoline
PT69691A (en) Process for preparing n-tritylimidazole compounds
IL58606A0 (en) Process for preparing 2-alkoxy-4,6-dichloro-s-triazines