ES411052A1 - Procedimiento para la obtencion de 2-amino-5-nitrotiofenos. - Google Patents

Procedimiento para la obtencion de 2-amino-5-nitrotiofenos.

Info

Publication number
ES411052A1
ES411052A1 ES411052A ES411052A ES411052A1 ES 411052 A1 ES411052 A1 ES 411052A1 ES 411052 A ES411052 A ES 411052A ES 411052 A ES411052 A ES 411052A ES 411052 A1 ES411052 A1 ES 411052A1
Authority
ES
Spain
Prior art keywords
formula
optionally substituted
azo dyestuffs
carboxylic acid
acyl group
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES411052A
Other languages
English (en)
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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.)
Filing date
Publication date
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of ES411052A1 publication Critical patent/ES411052A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
    • C07D333/26—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur 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
    • C07D333/42—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur 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 with nitro or nitroso radicals directly attached to ring carbon atoms
    • C07D333/44—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur 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 with nitro or nitroso radicals directly attached to ring carbon atoms attached in position 5
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
    • C07D333/26—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur 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
    • C07D333/38—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/0025—Monoazo dyes prepared by diazotising and coupling from diazotized amino heterocyclic compounds
    • C09B29/0059—Monoazo dyes prepared by diazotising and coupling from diazotized amino heterocyclic compounds the heterocyclic ring containing only sulfur as heteroatom
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/06—Monoazo dyes prepared by diazotising and coupling from coupling components containing amino as the only directing group
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/06—Monoazo dyes prepared by diazotising and coupling from coupling components containing amino as the only directing group
    • C09B29/08—Amino benzenes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/06—Monoazo dyes prepared by diazotising and coupling from coupling components containing amino as the only directing group
    • C09B29/08—Amino benzenes
    • C09B29/0805—Amino benzenes free of acid groups
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/06—Monoazo dyes prepared by diazotising and coupling from coupling components containing amino as the only directing group
    • C09B29/08—Amino benzenes
    • C09B29/0805—Amino benzenes free of acid groups
    • C09B29/0807—Amino benzenes free of acid groups characterised by the amino group
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/34—Monoazo dyes prepared by diazotising and coupling from other coupling components
    • C09B29/36—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds
    • C09B29/3604—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom
    • C09B29/3617—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a six-membered heterocyclic with only one nitrogen as heteroatom
    • C09B29/3621—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a six-membered heterocyclic with only one nitrogen as heteroatom from a pyridine ring
    • C09B29/3626—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a six-membered heterocyclic with only one nitrogen as heteroatom from a pyridine ring from a pyridine ring containing one or more hydroxyl groups (or = O)
    • C09B29/3634—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a six-membered heterocyclic with only one nitrogen as heteroatom from a pyridine ring from a pyridine ring containing one or more hydroxyl groups (or = O) from diazotized heterocyclic rings
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/34—Monoazo dyes prepared by diazotising and coupling from other coupling components
    • C09B29/36—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds
    • C09B29/3695—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing other heterocyclic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Heterocyclic Compounds Containing Sulfur Atoms (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Plural Heterocyclic Compounds (AREA)
ES411052A 1972-01-28 1973-01-27 Procedimiento para la obtencion de 2-amino-5-nitrotiofenos. Expired ES411052A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB404672A GB1394365A (en) 1972-01-28 1972-01-28 Disperse azo dyestuffs

Publications (1)

Publication Number Publication Date
ES411052A1 true ES411052A1 (es) 1975-12-01

Family

ID=9769733

Family Applications (4)

Application Number Title Priority Date Filing Date
ES411051A Expired ES411051A1 (es) 1972-01-28 1973-01-27 Procedimiento para la obtencion de colorantes monoazoicos insolubles en agua.
ES411049A Expired ES411049A1 (es) 1972-01-28 1973-01-27 Procedimiento para la obtencion de colorantes monoazoicos dispersos.
ES411052A Expired ES411052A1 (es) 1972-01-28 1973-01-27 Procedimiento para la obtencion de 2-amino-5-nitrotiofenos.
ES411050A Expired ES411050A1 (es) 1972-01-28 1973-01-27 Procedimiento para la obtencion de colorantes monoazoicos dispersos.

Family Applications Before (2)

Application Number Title Priority Date Filing Date
ES411051A Expired ES411051A1 (es) 1972-01-28 1973-01-27 Procedimiento para la obtencion de colorantes monoazoicos insolubles en agua.
ES411049A Expired ES411049A1 (es) 1972-01-28 1973-01-27 Procedimiento para la obtencion de colorantes monoazoicos dispersos.

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES411050A Expired ES411050A1 (es) 1972-01-28 1973-01-27 Procedimiento para la obtencion de colorantes monoazoicos dispersos.

Country Status (11)

Country Link
JP (4) JPS5747214B2 (hr)
BE (4) BE794416A (hr)
BR (3) BR7300637D0 (hr)
CA (3) CA993866A (hr)
CH (4) CH569057A5 (hr)
DE (4) DE2304203C2 (hr)
ES (4) ES411051A1 (hr)
FR (4) FR2169345B1 (hr)
GB (1) GB1394365A (hr)
IT (3) IT983419B (hr)
NL (4) NL173656C (hr)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4079050A (en) * 1972-01-28 1978-03-14 Imperial Chemical Industries Limited Disperse monoazo dyestuffs containing a thiophene residue
NL7309098A (hr) * 1972-07-04 1974-01-08
CH554395A (de) * 1972-07-11 1974-09-30 Sandoz Ag Verfahren zur herstellung in wasser schwer loeslicher azoverbindungen.
AR204517A1 (es) * 1972-12-01 1976-02-12 Sandoz Ag Procedimiento para obtener compuestos de 5-ciano-2-amino-tiofenos
CH584257A5 (hr) * 1973-09-06 1977-01-31 Sandoz Ag
US4140683A (en) * 1976-02-23 1979-02-20 Eastman Kodak Company Dyes from thienylazo compounds and cyclohexylaminoacylanilide couplers
GB1583377A (en) * 1977-04-25 1981-01-28 Ici Ltd Disperse azo dyestuffs derived from a 2-aminothiophene-5-aldehyde
US4204991A (en) * 1977-10-25 1980-05-27 G. D. Searle & Co. Sarcosine1 dehydroalanine8 angiotensin II derivatives
DE2759103C2 (de) * 1977-12-30 1986-10-09 Bayer Ag, 5090 Leverkusen Azofarbstoffe und deren Verwendung
DE3007518A1 (de) * 1980-02-28 1981-09-17 Cassella Ag, 6000 Frankfurt Wasserunloesliche azofarbstoffe, verfahren zu ihrer herstellung und verwendung zum faerben und bedrucken von synthetischem, hydrophobem fasermaterial
US4400318A (en) * 1980-05-19 1983-08-23 Eastman Kodak Company Substituted 5-acyl-3-carbamoyl-2-thienyl azo dyes with aniline, tetrahydroquinoline, and benzomorpholine couplers, process of manufacture, and polyamide testile materials dyed therewith
JPS57141451A (en) * 1981-02-26 1982-09-01 Sumitomo Chem Co Ltd Monoazo dye and production thereof
US4396546A (en) 1981-04-29 1983-08-02 Eastman Kodak Company Photographic products and processes employing novel nondiffusible 6-(2-thienylazo)-3-pyridinol cyan dye-releasing compounds and precursors thereof
US4385104A (en) 1981-04-29 1983-05-24 Eastman Kodak Company Photographic products and processes employing novel nondiffusible 6-(2-thienylazo)-3-pyridinol cyan dye-releasing compounds and precursors thereof
JPS5924754A (ja) * 1982-07-30 1984-02-08 Gosei Senriyou Gijutsu Kenkyu Kumiai モノアゾ化合物及びそれを用いる染色法
JPS5922964A (ja) * 1982-07-30 1984-02-06 Hitachi Ltd アゾ系多色性色素を含む液晶組成物
JPS5996165A (ja) * 1982-11-22 1984-06-02 Gosei Senriyou Gijutsu Kenkyu Kumiai 合成繊維用モノアゾ染料
DE3402026A1 (de) * 1984-01-21 1985-07-25 Basf Ag, 6700 Ludwigshafen Neue 2-aminothiophenderivate
US4568738A (en) * 1984-03-19 1986-02-04 Eastman Kodak Company Thiophen-2-ylazopyrazole compounds as colorants for textile fibers
US4507407A (en) * 1984-06-25 1985-03-26 Milliken Research Corporation Process for in situ coloration of thermosetting resins
CA1243669A (en) * 1984-06-25 1988-10-25 Edward W. Kluger Reactive colorants
DE3663945D1 (en) * 1985-03-02 1989-07-20 Basf Ag Thiophene derivatives
DE3507421A1 (de) * 1985-03-02 1986-09-04 Basf Ag, 6700 Ludwigshafen Thiophenderivate
DE3510410A1 (de) * 1985-03-22 1986-09-25 Bayer Ag, 5090 Leverkusen Azofarbstoffe
DE3512760A1 (de) * 1985-04-10 1986-10-23 Basf Ag, 6700 Ludwigshafen Azofarbstoffe mit thiophen-diazokomponenten
DE3528759A1 (de) * 1985-08-10 1987-02-19 Basf Ag Heterocyclische azofarbstoffe
DE3639942A1 (de) * 1986-11-22 1988-06-01 Basf Ag Thiophenazofarbstoffe
US4751254A (en) * 1987-01-20 1988-06-14 Milliken Research Corporation Process for in situ coloration of thermosetting resins
DE3876313T2 (de) * 1987-06-29 1993-04-01 Ici Plc Dispersionsfarbstoffe.
US5052380A (en) * 1989-07-07 1991-10-01 Minnesota Mining And Manufacturing Company Colored orthopedic resins and orthopedic casting materials incorporating same
DE69209725T2 (de) * 1991-06-11 1996-10-31 Dystar Japan Ltd Monoazofarbstoff
GB9215777D0 (en) * 1992-07-24 1992-09-09 Ici Plc Disperse dyes
GB9219418D0 (en) * 1992-09-14 1992-10-28 Ici Plc Disperse dyes
TW324021B (en) * 1994-03-08 1998-01-01 Daistar Japan Kk Mono-azo dyestuff
KR960031548A (ko) * 1995-02-20 1996-09-17 고사이 아키오 모노아조 화합물 및 이 화합물을 사용하는 소수성 섬유재료의 염색 또는 날염방법
GB9515175D0 (en) * 1995-07-24 1995-09-20 Zeneca Ltd Azothiophenes
GB9608489D0 (en) * 1996-04-25 1996-07-03 Zeneca Ltd Compositions, processes and uses
WO2020136760A1 (ja) * 2018-12-26 2020-07-02 緒方　健 ソーシャルアーカイビングサービスのための方法及びシステム
CN112341430A (zh) * 2020-11-11 2021-02-09 嘉禾宜事达（沈阳）化学有限公司 单偶氮化合物及其制备方法和应用

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA895863A (en) * 1972-03-21 A. Weaver Max Azo compound containing a triazolylthio group
DE1079759B (de) * 1954-04-05 1960-04-14 Eastman Kodak Co Verfahren zur Herstellung von Monoazofarbstoffen
FR1139567A (fr) * 1954-04-05 1957-07-02 Eastman Kodak Co Nouveaux composés azoïques, leur préparation et leurs applications
US2805218A (en) * 1954-04-05 1957-09-03 Eastman Kodak Co 2-amino-3-nitro-5-acylthiophene azo dye compounds
US2827451A (en) * 1955-08-12 1958-03-18 Eastman Kodak Co 2-aminothiophene azo compounds
US2825726A (en) * 1955-08-12 1958-03-04 Eastman Kodak Co Monoazo compounds containing a 2-aminothiophene nucleus
US2827450A (en) * 1955-08-12 1958-03-18 Eastman Kodak Co 2-aminothiophene azo compounds
JPS4633226Y1 (hr) * 1968-05-07 1971-11-17
FR2008404A1 (en) * 1968-05-13 1970-01-23 Eastman Kodak Co Insoluble monoazo dyes for polyester fibres
GB1351381A (en) * 1971-01-11 1974-04-24 Ici Ltd Disperse azo dyestuffs
GB1351382A (en) * 1971-01-11 1974-04-24 Ici Ltd Disperse azo dyestuffs

Also Published As

Publication number Publication date
IT983418B (it) 1974-10-31
CH569057A5 (hr) 1975-11-14
GB1394365A (en) 1975-05-14
FR2169345A1 (hr) 1973-09-07
FR2169343A1 (hr) 1973-09-07
NL7301081A (hr) 1973-07-31
CA993867A (en) 1976-07-27
FR2169345B1 (hr) 1978-10-27
CH575409A5 (hr) 1976-05-14
BR7300641D0 (pt) 1973-09-13
CA993866A (en) 1976-07-27
NL178083C (nl) 1986-01-16
DE2304218C2 (de) 1983-01-05
CA993865A (en) 1976-07-27
FR2169343B1 (hr) 1977-02-04
ES411050A1 (es) 1975-12-01
BR7300637D0 (pt) 1973-09-13
JPS5640177B2 (hr) 1981-09-18
JPS4881851A (hr) 1973-11-01
DE2304203C2 (de) 1983-03-10
NL173656B (nl) 1983-09-16
CH572079A5 (hr) 1976-01-30
JPS5518710B2 (hr) 1980-05-21
JPS4884121A (hr) 1973-11-08
BE794416A (fr) 1973-07-23
ES411051A1 (es) 1975-12-01
DE2304202C2 (de) 1982-09-23
ES411049A1 (es) 1975-12-01
JPS5747214B2 (hr) 1982-10-07
BE794415A (fr) 1973-07-23
BR7300643D0 (pt) 1973-09-13
FR2169346A1 (hr) 1973-09-07
DE2304203A1 (de) 1973-08-02
FR2169346B1 (hr) 1977-02-04
NL178083B (nl) 1985-08-16
BE794417A (fr) 1973-07-23
DE2304202A1 (de) 1973-08-02
NL173656C (nl) 1984-02-16
JPS4884122A (hr) 1973-11-08
JPS4884120A (hr) 1973-11-08
DE2304201A1 (de) 1973-08-02
DE2304218A1 (de) 1973-08-02
IT983417B (it) 1974-10-31
FR2169344A1 (hr) 1973-09-07
NL7301078A (hr) 1973-07-31
NL7301076A (hr) 1973-07-31
IT983419B (it) 1974-10-31
NL7301077A (hr) 1973-07-31
FR2169344B1 (hr) 1977-02-04
BE794418A (fr) 1973-07-23
JPS5532740B2 (hr) 1980-08-27
CH572080A5 (hr) 1976-01-30
DE2304201C2 (de) 1982-04-08

Similar Documents

Publication Publication Date Title
ES411052A1 (es) Procedimiento para la obtencion de 2-amino-5-nitrotiofenos.
ES427901A1 (es) Un procedimiento para la preparacion de nuevas beta-lacta- mas sustituidas.
ES383006A1 (es) Un procedimiento para la preparacion de compuestos utiles como agentes neurolepticos.
ES405646A1 (es) Procedimiento para la preparacion de nuevos acidos 4 - (4 -bifenilil) - 4 - hidroxi - butiricos, sus esteres o lacto- nas.
ES441775A1 (es) Procedimiento para preparar colorantes antraquinonicos solu-bles en agua.
ES403780A1 (es) Procedimiento para la preparacion de colorantes monoazoicosinsolubles en agua.
ES324558A1 (es) Procedimiento para producir un material para diazotipia.
ES325448A1 (es) Procedimiento para producir 4-amino-5-halo-2-derivados de benzamida.
ES416936A1 (es) Procedimiento para preparar esteres de beta-(3,4-dialcani- loxifenil)-l-alaninas.
ES385084A1 (es) Un procedimiento para la preparacion de nuevos derivados deacido glucuronico.
ES449429A1 (es) Procedimiento para preparar derivados de benzocicloheptatio-feno.
ES366533A1 (es) Procedimiento para la preparacion de nuevos derivados de 1,2-oxazinicos.
ES402648A1 (es) Procedimiento para la preparacion de acidos hidroxicrotoni-cos.
ES432219A1 (es) Procedimiento para la preparacion de nuevos derivados de a-cidos 3-butenoicos y 2-butenoicos.
ES324091A1 (es) Procedimiento para producir un material para diazotipia.
ES412400A1 (es) Un procedimiento de obtencion de 2-ciano-3-dialcoximetil- glutarimidas.
ES430061A1 (es) Procedimiento de obtencion de un ester de la eritromicina.
ES408438A1 (es) Un procedimiento para la preparacion de cef-3-emas susti- tuidas y cef-3-emsulfoxidos.
ES304024A1 (es) Procedimiento para la obtencion de acidos 6-acilaminopenicilanicos
ES372104A1 (es) Procedimiento de preparacion de benzamidas 2,4,5-sustitui- das.
ES418130A1 (es) Procedimiento para preparar esteres de acidos halogenoal- quiltionofosforicos.
ES297978A1 (es) Procedimiento para la fabricacion de derivados de 18-o-acil-17-hidroxi-yohimbano
ES414791A1 (es) Un metodo de producir un acido alfa-(2-metil-3-fenilindol-7-il)-acetico y sus esteres de alcohilo inferior.
ES409051A1 (es) Un metodo para preparar esteres de acidos dicarboxilicos y poli (hidroxiaminas terciarias).
ES422464A1 (es) Procedimiento para preparar -alquil-3-(3-aminopropil)-1-fe-nil-indolinas.