NL185279B - Werkwijze ter bereiding van een farmaceutisch preparaat met analgetische werking en werkwijze ter bereiding van een gesubstitueerd n-(4-piperidinyl)-n-fenylamide of -carbamaat. - Google Patents

Werkwijze ter bereiding van een farmaceutisch preparaat met analgetische werking en werkwijze ter bereiding van een gesubstitueerd n-(4-piperidinyl)-n-fenylamide of -carbamaat.

Info

Publication number
NL185279B
NL185279B NLAANVRAGE7602612,A NL7602612A NL185279B NL 185279 B NL185279 B NL 185279B NL 7602612 A NL7602612 A NL 7602612A NL 185279 B NL185279 B NL 185279B
Authority
NL
Netherlands
Prior art keywords
preparing
piperidinyl
phenylamide
carbamate
substituted
Prior art date
Application number
NLAANVRAGE7602612,A
Other languages
English (en)
Other versions
NL185279C (nl
NL7602612A (nl
Original Assignee
Janssen Pharmaceutica Nv
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 Janssen Pharmaceutica Nv filed Critical Janssen Pharmaceutica Nv
Publication of NL7602612A publication Critical patent/NL7602612A/nl
Publication of NL185279B publication Critical patent/NL185279B/nl
Application granted granted Critical
Publication of NL185279C publication Critical patent/NL185279C/nl

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D207/00Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/30Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members
    • C07D207/32Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • C07D207/33Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms with substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • C07D207/333Radicals substituted by oxygen or sulfur atoms
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/04Centrally acting analgesics, e.g. opioids
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D211/00Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
    • C07D211/04Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D211/06Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
    • C07D211/36Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members 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
    • C07D211/56Nitrogen atoms
    • C07D211/58Nitrogen atoms attached in position 4
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D211/00Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
    • C07D211/04Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D211/06Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
    • C07D211/36Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members 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
    • C07D211/60Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D211/62Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals attached in position 4
    • C07D211/66Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals attached in position 4 having a hetero atom as the second substituent in position 4
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D333/00Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/02Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • C07D333/04Heterocyclic 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
    • C07D333/06Heterocyclic 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 only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring carbon atoms
    • C07D333/14Radicals substituted by singly bound hetero atoms other than halogen
    • C07D333/16Radicals substituted by singly bound hetero atoms other than halogen by oxygen atoms

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Neurology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pain & Pain Management (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Hydrogenated Pyridines (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pyrrole Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Heterocyclic Compounds Containing Sulfur Atoms (AREA)
NLAANVRAGE7602612,A 1975-03-14 1976-03-12 Werkwijze ter bereiding van een farmaceutisch preparaat met analgetische werking en werkwijze ter bereiding van een gesubstitueerd n-(4-piperidinyl)-n-fenylamide of -carbamaat. NL185279C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US55851175A 1975-03-14 1975-03-14
US05/648,685 US3998834A (en) 1975-03-14 1976-01-13 N-(4-piperidinyl)-n-phenylamides and -carbamates

Publications (3)

Publication Number Publication Date
NL7602612A NL7602612A (nl) 1976-09-16
NL185279B true NL185279B (nl) 1989-10-02
NL185279C NL185279C (nl) 1990-03-01

Family

ID=27071767

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7602612,A NL185279C (nl) 1975-03-14 1976-03-12 Werkwijze ter bereiding van een farmaceutisch preparaat met analgetische werking en werkwijze ter bereiding van een gesubstitueerd n-(4-piperidinyl)-n-fenylamide of -carbamaat.

Country Status (28)

Country Link
US (1) US3998834A (nl)
JP (1) JPS5946217B2 (nl)
AT (1) AT359493B (nl)
AU (1) AU503632B2 (nl)
BG (1) BG28259A3 (nl)
CA (1) CA1080232A (nl)
CH (1) CH629486A5 (nl)
CZ (1) CZ278060B6 (nl)
DE (1) DE2610228A1 (nl)
DK (1) DK148960C (nl)
ES (1) ES446034A1 (nl)
FI (1) FI61481C (nl)
FR (1) FR2303546A1 (nl)
GB (1) GB1538938A (nl)
HU (1) HU172963B (nl)
IE (1) IE42512B1 (nl)
IL (1) IL49204A (nl)
IT (1) IT1057988B (nl)
LU (1) LU74511A1 (nl)
NL (1) NL185279C (nl)
NO (1) NO146162C (nl)
NZ (1) NZ180096A (nl)
PH (1) PH12746A (nl)
PL (1) PL102474B1 (nl)
PT (1) PT64898B (nl)
SE (1) SE426486B (nl)
SU (1) SU1227109A3 (nl)
YU (1) YU39960B (nl)

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4179569A (en) * 1975-03-14 1979-12-18 Janssen Pharmaceutica N.V. N-(4-piperidinyl)-N-phenylamides
US4225606A (en) * 1975-09-23 1980-09-30 Janssen Pharmaceutica N.V. N-Aryl-N-(1-L-4-piperidinyl)arylacetamides
US4208418A (en) * 1975-09-23 1980-06-17 Janssen Pharmaceutica N.V. N-Aryl-N-(1-alkyl-4-piperidinyl)arylacetamides
FR2389622B1 (nl) * 1977-05-05 1982-05-21 Janssen Pharmaceutica Nv
US4167574A (en) * 1978-03-13 1979-09-11 Janssen Pharmaceutica, N.V. N-phenyl-N-(4-piperidinyl)amides
US4584303A (en) * 1984-04-09 1986-04-22 The Boc Group, Inc. N-aryl-N-(4-piperidinyl)amides and pharmaceutical compositions and method employing such compounds
FR2608602A1 (fr) * 1986-12-23 1988-06-24 Cerm Cent Europ Rech Mauvernay Nouvelles 3-piperidineamines ou 3-azepineamines substituees, leur preparation et leurs applications en therapeutique
USRE33495E (en) * 1987-11-02 1990-12-18 Boc, Inc. Stereoselective preparation of 3-substituted-4-anilino-piperidine compounds and derivatives
US4791121A (en) * 1987-11-02 1988-12-13 The Boc Group, Inc. 4-phenyl-4-(N-(phenyl)amido) piperidine derivatives and pharmaceutical compositions and method employing such compounds
US5013742A (en) * 1987-11-02 1991-05-07 Boc, Inc. 4-phenyl-4-N-(phenyl) amido piperidine derivatives and pharmaceutical compositions and method employing such compounds
US4921864A (en) * 1987-11-02 1990-05-01 Boc, Inc. 4-Phenyl-4-(N-(phenyl)amido) piperidine derivatives and pharmaceutical compositions and method employing such compounds
US4849521A (en) * 1987-11-02 1989-07-18 Boc, Inc. Stereoselective preparation of 3-substituted-4-piperidine compounds and derivatives
US4957929A (en) * 1987-11-02 1990-09-18 Boc, Inc. 4-phenyl-4-[N-(phenyl)amido]piperidine compounds and pharmaceutical compositions employing such compounds
US4801615A (en) * 1987-12-31 1989-01-31 The Boc Group, Inc. 4-heterohexacyclic-4-(N-(phenyl)amido) piperidine derivatives and pharmaceutical compositions and method employing such compounds
US4791120A (en) * 1987-12-31 1988-12-13 The Boc Group, Inc. 4-heteropentacyclic-4-[N-(phenyl)amino] piperidine derivatives and pharmaceutical compositions and method employing such compounds
US5019583A (en) * 1989-02-15 1991-05-28 Glaxo Inc. N-phenyl-N-(4-piperidinyl)amides useful as analgesics
US5053411A (en) * 1989-04-20 1991-10-01 Anaquest, Inc. N-aryl-N-[4-(1-heterocyclicalkyl)piperidinyl]amides and pharmaceutical compositions and methods employing such compounds
US5145967A (en) * 1989-04-20 1992-09-08 Anaquest, Inc. Method for preparing 4-alkoxyalkyl-4-phenylaminopiperdines and derivatives thereof
USRE34201E (en) * 1989-04-20 1993-03-23 Anaquest, Inc. N-aryl-N-[4-(1-heterocyclicalkyl)piperidinyl]amides and pharmaceutical compositions and methods employing such compounds
US4994471A (en) * 1989-05-12 1991-02-19 Boc, Inc. N-aryl-N-(1-substituted-3-alkoxy-4-piperidinyl)amides and pharmaceutical compositions and methods employing such compounds
US5100903A (en) * 1989-05-12 1992-03-31 Anaquest, Inc. N-aryl-n-(1-substituted-3-alkoxy-4-piperidinyl)amides and pharmaceutical compositions and methods employing such compounds
US4939161A (en) * 1989-05-12 1990-07-03 Boc, Inc. Analgesic N-aryl-N-[1-substituted-3,5-dimethyl-4-piperidinyl]amides
US5126455A (en) * 1989-12-13 1992-06-30 Glaxo Inc. Preparation of substituted alkali metal piperidine-4-carboxylates
US5039804A (en) * 1989-12-13 1991-08-13 Glaxo Inc. Preparation of substituted alkali metal piperidine-4-carboxylates
US5130321A (en) * 1990-12-18 1992-07-14 Glaxo Inc. Analgesic n-phenyl-n-(3-or 1-3-me-4-piperidinyl)amides
US5214148A (en) * 1990-12-18 1993-05-25 Glaxo Inc. Analgesic N-phenyl-N-(3-OR1 -3-ME-4-piperidinyl)amides
FR2676054B1 (fr) * 1991-05-03 1993-09-03 Sanofi Elf Nouveaux composes n-alkylenepiperidino et leurs enantiomeres, procede pour leur preparation et compositions pharmaceutiques les contenant.
GB9316863D0 (en) * 1993-08-13 1993-09-29 Glaxo Group Ltd Chemical process
US5489689A (en) * 1993-09-30 1996-02-06 Mallinckrodt Chemical, Inc. Preparation of piperidine derivatives
US6541021B1 (en) 1999-03-18 2003-04-01 Durect Corporation Devices and methods for pain management
US6835194B2 (en) * 1999-03-18 2004-12-28 Durect Corporation Implantable devices and methods for treatment of pain by delivery of fentanyl and fentanyl congeners
CA2369691A1 (en) * 1999-04-09 2000-10-19 Yutaka Miyazaki 4-hydroxypiperidine derivatives having antiarrhythmic effect
US7361666B2 (en) * 1999-05-25 2008-04-22 Sepracor, Inc. Heterocyclic analgesic compounds and methods of use thereof
US6635661B2 (en) 2000-05-25 2003-10-21 Sepracor Inc. Heterocyclic analgesic compounds and methods of use thereof
US6677332B1 (en) 1999-05-25 2004-01-13 Sepracor, Inc. Heterocyclic analgesic compounds and methods of use thereof
DE60030883T2 (de) * 1999-12-06 2007-09-06 Mallinckrodt, Inc. Verfahren zur herstellung von alfentanil, sufentanil und remifentanil
US7074803B2 (en) * 2001-03-02 2006-07-11 Durect Corporation Opioid formulations
US20040102476A1 (en) * 2002-11-25 2004-05-27 Chan Tai Wah High concentration formulations of opioids and opioid derivatives
US20090030041A1 (en) * 2004-09-14 2009-01-29 Toshihiro Takahashi N-substituted N-(4-piperidinyl) Amide Derivative
JP2008088057A (ja) * 2005-03-23 2008-04-17 Nippon Chemiphar Co Ltd N−置換−n−(4−ピペリジニル)アミド誘導体
JP2009515960A (ja) * 2005-11-17 2009-04-16 マリンクロッド・インコーポレイテッド レミフェンタニルの合成方法
WO2007087164A2 (en) * 2006-01-24 2007-08-02 Mallinckrodt Inc. Process for synthesizing remifentanil
EP1867635A1 (en) * 2006-06-15 2007-12-19 Kern Pharma, S.L. Process for preparing remifentanil, intermediates thereof, use of said intermediates and processes for their preparation
US20080009782A1 (en) * 2006-06-28 2008-01-10 Alza Corporation Methods and Devices for Transdermal Electrotransport Delivery of Lofentanil and Carfentanil
WO2008005423A1 (en) * 2006-07-03 2008-01-10 Cambrex Charles City, Inc. Improved method of making sufentanil
EP2125730A2 (en) * 2006-11-29 2009-12-02 Mallinckrodt Inc. New process for remifentanil synthesis
WO2010027770A1 (en) * 2008-09-04 2010-03-11 Mallinckrodt Inc. Crystalline forms of sufentanil citrate
US8299258B2 (en) * 2008-11-04 2012-10-30 Cambrex Charles City Method of making piperidine derivatives
EP2616464B1 (en) 2010-09-17 2018-01-03 Mallinckrodt LLC Improved process for the preparation of a precursor of sufentanil base
EP2455377B1 (de) 2010-11-11 2014-07-09 hameln rds gmbh Synthese von Fentanyl Analoga
EP2646107A2 (en) 2010-12-01 2013-10-09 Spinal Modulation Inc. Agent delivery systems for selective neuromodulation
CA3085079A1 (en) * 2013-03-13 2014-10-02 President And Fellows Of Harvard College Stapled and stitched polypeptides and uses thereof
WO2016100823A1 (en) 2014-12-19 2016-06-23 The Broad Institute, Inc. Dopamine d2 receptor ligands
US10633336B2 (en) 2014-12-19 2020-04-28 The Broad Institute, Inc. Dopamine D2 receptor ligands
MX2017015100A (es) 2015-05-27 2018-08-09 Mallinckrodt Llc Preparacion de citrato de sufentanilo y base de sufentanilo.
CN106854203B (zh) * 2015-12-08 2020-12-01 江苏恩华药业股份有限公司 枸橼酸舒芬太尼的新晶型及其制备方法
PT3199523T (pt) 2016-01-29 2018-11-14 Bioka S R O Novo procedimento de fabricação do n-fenil-n-(4-piperidinil) dos derivados de amida, como é a remifentanila e a carfentanila
CN108503579B (zh) * 2018-03-28 2021-03-26 南京医科大学 芬太尼类似物及其应用
CN113214140B (zh) * 2020-02-03 2022-09-09 江苏谛奇医药科技有限公司 哌啶酰胺类衍生物、其药物组合物及其应用
PE20230855A1 (es) 2020-08-14 2023-05-29 Novartis Ag Derivados de espiropiperidinilo sustituidos con heteroarilo y usos farmaceuticos de los mismos
CN114262320A (zh) * 2021-12-28 2022-04-01 宜昌人福药业有限责任公司 一种利用连续流微通道反应器制备苯胺基哌啶类药物的合成方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE623427A (nl) * 1961-10-10
US3171838A (en) * 1961-10-10 1965-03-02 Res Lab Dr C Janssen N V Aroylalkyl and hydroxyaralkyl derivatives of 4-(n-arylalkanamido)-piperidines and related compounds

Also Published As

Publication number Publication date
JPS5946217B2 (ja) 1984-11-10
LU74511A1 (nl) 1976-09-01
DK148960C (da) 1986-06-23
FI760646A (nl) 1976-09-15
SE7602740L (sv) 1976-09-15
PL102474B1 (pl) 1979-03-31
IE42512B1 (en) 1980-08-27
ES446034A1 (es) 1977-10-16
PT64898A (en) 1976-04-01
FR2303546A1 (fr) 1976-10-08
JPS51115478A (en) 1976-10-12
YU39960B (en) 1985-06-30
PT64898B (en) 1977-08-18
HU172963B (hu) 1979-01-28
GB1538938A (en) 1979-01-24
FR2303546B1 (nl) 1980-11-28
FI61481C (fi) 1982-08-10
IT1057988B (it) 1982-03-30
NL185279C (nl) 1990-03-01
ATA184676A (de) 1980-04-15
NO760591L (nl) 1976-09-15
NL7602612A (nl) 1976-09-16
CZ278060B6 (en) 1993-08-11
AU503632B2 (en) 1979-09-13
DE2610228A1 (de) 1976-09-30
IL49204A0 (en) 1976-05-31
CH629486A5 (de) 1982-04-30
AT359493B (de) 1980-11-10
US3998834A (en) 1976-12-21
NO146162C (no) 1982-08-11
SU1227109A3 (ru) 1986-04-23
SE426486B (sv) 1983-01-24
DK110376A (da) 1976-09-15
DE2610228C2 (nl) 1990-04-05
CA1080232A (en) 1980-06-24
IE42512L (en) 1976-09-14
NO146162B (no) 1982-05-03
BG28259A3 (en) 1980-03-25
IL49204A (en) 1979-11-30
YU65276A (en) 1982-08-31
PH12746A (en) 1979-08-09
DK148960B (da) 1985-12-02
FI61481B (fi) 1982-04-30
CZ163276A3 (en) 1993-03-17
AU1200676A (en) 1977-09-22
NZ180096A (en) 1978-06-02

Similar Documents

Publication Publication Date Title
NL185279C (nl) Werkwijze ter bereiding van een farmaceutisch preparaat met analgetische werking en werkwijze ter bereiding van een gesubstitueerd n-(4-piperidinyl)-n-fenylamide of -carbamaat.
IT1062037B (it) Procedimento per la produzione di poliammine
NL179974B (nl) Werkwijze ter bereiding respectievelijk vervaardiging van een farmaceutisch preparaat met beta-adrenergisch stimulerende werking en werkwijze ter bereiding van daarbij bruikbare fenylethylaminederivaten.
ES462287A1 (es) Procedimiento para resolver acidos ciclopropangoicarboxili- cos sustituidos racemicos.
BG33006A3 (en) Method for obtaining of n- (perfluoracil)- n- phosphonomethyl- glycine compounds
AT363936B (de) Verfahren zur herstellung von neuen cyproheptadinderivaten und von deren pharmazeutisch verwendbaren salzen sowie optischen isomeren
BG34185A3 (en) Method for obtaining pepperazinilpyrazine derivative
NL7605272A (nl) Werkwijze ter bereiding van n-gesubstitueerde fenylpiperidineverbindingen, alsmede werkwijze ter bereiding van een farmaceutisch preparaat en gevormd farmaceutisch preparaat.
SE7505506L (sv) Sprayhuvud for virvelspray.
NL177312B (nl) Werkwijze voor het bereiden van een cyclisch of lineair organosiloxan.
BG30475A3 (en) Method for obtaining of deposteroid esters
SU674671A3 (ru) Способ получени производных пирролидина
NL7606043A (nl) Werkwijze ter bereiding van farmaceutische pre- paraten, alsmede werkwijze ter bereiding van nieuwe aminederivaten.
IT1183051B (it) Procedimento per la produzione di microorganismi
IT1076802B (it) Procedimento per la produzione di acetali di ammino-acetaldeide
AR206294A1 (es) Nuevos carbonatos de alquil(c3-c7)idenamino-(2,6-diclorobenzilidenamina),de fenilalquil(c2-c4)idenamino-(2,6-diclorobenzilidenamina)y de difenilmetilenamino-(2,6-diclorobenzilidenamina),de propiedades herbicidas procedimiento para su produccion y composiciones herbicidas a base de dichos compuestos
IT1061268B (it) Procedimento per la produzione di difenilammina
DK160615C (da) 3',4'-dideoxy-3'-eno- og 3',4'-episulfidokanamycin b-derivater til anvendelse som mellemprodukter og fremgangsmaade til fremstilling deraf
BG34184A3 (en) Method for obtaining substituted pyrolidinilmethyl-3-aminocrotonate
AR202292A1 (es) Metodo de preparar benzamidas 2,5-disustituidas
NL7602948A (nl) Werkwijze voor de vervaardiging van een kop van een gasbrander, alsmede branderkop, verkregen volgens deze werkwijze.
AT345797B (de) Verfahren zur herstellung von neuen n,n- disubstituierten aminoessigsaeurederivaten
AT192916B (de) Verfahren zur Herstellung von neuen N-Diphenyl- bzw. N-Dibenzyl-derivaten des N-(β-Aminoäthyl)-piperidins
IT1054623B (it) Procedimento perfezionato per la metabolizzazione di liquami
RO68637A (ro) Procedeu pentru prepararea unor 3,5-difenil-4(1h)-piridone

Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Discontinued because of reaching the maximum lifetime of a patent

Free format text: 960312