ES497979A0 - Procedimiento para preparar esteres de acidos ciclopropano- carboxilicos - Google Patents

Procedimiento para preparar esteres de acidos ciclopropano- carboxilicos

Info

Publication number
ES497979A0
ES497979A0 ES497979A ES497979A ES497979A0 ES 497979 A0 ES497979 A0 ES 497979A0 ES 497979 A ES497979 A ES 497979A ES 497979 A ES497979 A ES 497979A ES 497979 A0 ES497979 A0 ES 497979A0
Authority
ES
Spain
Prior art keywords
cyclopropanic
procedure
preparing esters
carboxyl acids
carboxyl
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.)
Granted
Application number
ES497979A
Other languages
English (en)
Other versions
ES8200858A1 (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 ES8200858A1 publication Critical patent/ES8200858A1/es
Publication of ES497979A0 publication Critical patent/ES497979A0/es
Granted legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N53/00—Biocides, pest repellants or attractants, or plant growth regulators containing cyclopropane carboxylic acids or derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/26—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
    • C07C17/263—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions
    • C07C17/2632—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions involving an organo-magnesium compound, e.g. Grignard synthesis
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/26—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
    • C07C17/263—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions
    • C07C17/269—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions of only halogenated hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/09—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
    • C07C29/10—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of ethers, including cyclic ethers, e.g. oxiranes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
    • C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
    • C07C29/14—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of a —CHO group
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
    • C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
    • C07C29/147—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C317/00—Sulfones; Sulfoxides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
    • C07C43/23—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring containing hydroxy or O-metal groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C47/00—Compounds having —CHO groups
    • C07C47/52—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings
    • C07C47/55—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings containing halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/68—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings containing halogen
    • C07C63/70—Monocarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/68—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings containing halogen
    • C07C63/72—Polycyclic acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/68—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings containing halogen
    • C07C63/74—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings containing halogen having unsaturation outside the aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/74—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring
    • C07C69/743—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring of acids with a three-membered ring and with unsaturation outside the ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
    • C07D309/08—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings 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
    • C07D309/10—Oxygen atoms
    • C07D309/12—Oxygen atoms only hydrogen atoms and one oxygen atom directly attached to ring carbon atoms, e.g. tetrahydropyranyl ethers
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/02—Systems containing only non-condensed rings with a three-membered ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
ES497979A 1979-12-21 1980-12-19 Procedimiento para preparar esteres de acidos ciclopropano- carboxilicos Granted ES497979A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7944151 1979-12-21

Publications (2)

Publication Number Publication Date
ES8200858A1 ES8200858A1 (es) 1981-11-16
ES497979A0 true ES497979A0 (es) 1981-11-16

Family

ID=10510012

Family Applications (1)

Application Number Title Priority Date Filing Date
ES497979A Granted ES497979A0 (es) 1979-12-21 1980-12-19 Procedimiento para preparar esteres de acidos ciclopropano- carboxilicos

Country Status (18)

Country Link
US (1) US4405640A (es)
EP (1) EP0031199B1 (es)
JP (3) JPS5697251A (es)
AU (2) AU537917B2 (es)
CA (1) CA1146582A (es)
DE (1) DE3065914D1 (es)
ES (1) ES497979A0 (es)
GB (1) GB2066810A (es)
HU (2) HU184360B (es)
IL (1) IL61652A (es)
MW (1) MW5280A1 (es)
MY (1) MY8500983A (es)
NL (1) NL971015I2 (es)
NZ (1) NZ195659A (es)
PH (3) PH17344A (es)
ZA (1) ZA807427B (es)
ZM (1) ZM11180A1 (es)
ZW (1) ZW29880A1 (es)

Families Citing this family (55)

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DE3127752A1 (de) * 1981-07-14 1983-02-03 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von permethrinsaeurementhylester
GB2106390A (en) * 1981-08-27 1983-04-13 Ici Plc Combating soil-dwelling insect pests
EP0074132B1 (en) * 1981-08-31 1986-04-30 Shell Internationale Researchmaatschappij B.V. Protection of crops against soil pests employing an alkylbenzyl cyclopropane carboxylate, novel cyclopropane carboxylates, and compositions containing them
US4778822A (en) * 1982-05-21 1988-10-18 Imperial Chemical Industries Plc Insecticidally active ester
DE3318572A1 (de) * 1982-05-25 1983-12-01 National Research Development Corp., London Neue pestizide und verfahren zu ihrer herstellung
FR2531948B1 (fr) * 1982-06-28 1986-05-09 Nat Res Dev Pesticide et procedes pour sa preparation et pour son utilisation
GB2130198B (en) * 1982-07-29 1986-10-15 Nat Res Dev Pesticidal cyclopropane carboxylic acid esters
US4542142A (en) * 1982-11-22 1985-09-17 Roussel Uclaf Insecticidal cyclopropane carboxylic acid derivatives with 3-unsaturated-side chain
GB8403548D0 (en) * 1984-02-10 1984-03-14 Ici Plc Chemical process
US4758590A (en) * 1984-03-14 1988-07-19 Fmc Corporation Method for control of soil-borne insects
DE3513978A1 (de) * 1985-04-18 1986-10-30 Bayer Ag, 5090 Leverkusen Vinylcyclopropancarbonsaeureester
WO1986002238A1 (en) * 1984-10-10 1986-04-24 Fmc Corporation Method for control of soil-borne insects
GB8505819D0 (en) * 1985-03-06 1985-04-11 Ici Plc Fluorobenzyl esters
DE3522623A1 (de) * 1985-06-25 1987-01-08 Bayer Ag Tetramethylcyclopropancarbonsaeureester
GB8522656D0 (en) * 1985-09-13 1985-10-16 Ici Plc Fluoro alcohols
GB8626520D0 (en) * 1986-11-06 1986-12-10 Ici Plc Halogenated esters
GB8629806D0 (en) * 1986-12-12 1987-01-21 Ici Plc Fluorobenzyl esters
FR2610624B1 (fr) * 1987-02-06 1989-06-09 Roussel Uclaf Nouveaux esters d'acides cyclopropanecarboxyliques apparentes a l'acide pyrethrique, leur procede de preparation et leur application a la lutte contre les parasites
DE3705224A1 (de) * 1987-02-19 1988-09-01 Bayer Ag (+)1r-trans-2,2-dimethyl-3-(2,2-dichlorvinyl) -cyclopropancarbonsaeure-2,3,5,6- tetrafluorbenzylester
DE3710668A1 (de) * 1987-03-31 1988-10-13 Basf Lacke & Farben Haertbare zusammensetzung auf basis verzweigter acrylate mit carboxylgruppen und/oder verzweigter acrylate mit epoxidgruppen sowie aminoplastharzen
DE3714602A1 (de) * 1987-05-01 1988-11-10 Bayer Ag Verfahren zur herstellung von 2,3,5,6-tetrafluor-benzyl-alkoholen
DE3718527A1 (de) * 1987-06-03 1988-12-15 Basf Ag Verfahren zur herstellung von 2(5h)-furanonen
GB8718620D0 (en) * 1987-08-06 1987-09-09 Ici Plc Insecticide compounds
DE3820895A1 (de) * 1988-06-21 1989-12-28 Basf Ag Pyrethroide, verfahren zu ihrer herstellung und ihre verwendung zur bekaempfung von schaedlingen
FR2641275B1 (fr) * 1988-12-29 1991-10-11 Roussel Uclaf Nouveaux derives fluores de l'acide 3-ethenyl 2,2-dimethyl cyclopropane carboxylique, leur procede de preparation et leur application comme pesticides
FR2678609B1 (fr) * 1991-07-04 1994-08-26 Roussel Uclaf Nouveaux esters pyrethrinouides de l'alcool 4-amino 2,3,5,6-tetrafluorophenyl methylique, leur procede de preparation et leur application comme pesticides.
FR2708930B1 (fr) * 1993-08-10 1995-09-08 Roussel Uclaf Nouveaux esters dérivés de l'acide 2,2-diméthyl 3-(3,3,3-trifluoro-1-propényl) cyclopropane carboxylique, leur procédé de préparation et leur application comme pesticides.
US6107339A (en) * 1995-02-07 2000-08-22 Dainihon Jochugiku Co., Ltd. Derivative of ester of carboxylic acid, and insecticide and insect proofing agent containing the same
US5876739A (en) * 1996-06-13 1999-03-02 Novartis Ag Insecticidal seed coating
US5849320A (en) * 1996-06-13 1998-12-15 Novartis Corporation Insecticidal seed coating
MY118214A (en) 1998-02-26 2004-09-30 Sumitomo Chemical Co Ester of 2,2-dimethyl-cyclopropanecarboxylic acid and their use as pesticides
JPH11335331A (ja) * 1998-05-22 1999-12-07 Sumitomo Chem Co Ltd ピレスロイド化合物および該化合物を含有する害虫防除剤
JP2000007508A (ja) * 1998-06-26 2000-01-11 Sumitomo Chem Co Ltd 害虫忌避剤
CN1176055C (zh) * 1999-12-02 2004-11-17 住友化学工业株式会社 4-甲氧基甲基-2,3,5,6-四氟代苯甲醇的生产方法
KR100638133B1 (ko) * 1999-12-23 2006-10-24 스미또모 가가꾸 가부시끼가이샤 시클로프로판카르복실산 에스테르 화합물
GB0017617D0 (en) * 2000-07-18 2000-09-06 Zeneca Ltd Chemical process
GB0026348D0 (en) 2000-10-27 2000-12-13 Zeneca Ltd Chemical process
GB0026349D0 (en) * 2000-10-27 2000-12-13 Zeneca Ltd Chemical process
US20080146445A1 (en) * 2004-12-17 2008-06-19 Devgen Nv Nematicidal Compositions
CN101193843B (zh) 2005-06-22 2011-05-04 昭和电工株式会社 环卤化的甲基苯甲醇的制备方法
CN100358858C (zh) * 2005-11-01 2008-01-02 天津大学 七氟菊酯的制备方法
JP5526472B2 (ja) * 2007-02-28 2014-06-18 住友化学株式会社 エステル化合物及びその用途
JP5012095B2 (ja) * 2007-03-07 2012-08-29 住友化学株式会社 エステル化合物およびその用途
DE102007045953B4 (de) 2007-09-26 2018-07-05 Bayer Intellectual Property Gmbh Wirkstoffkombinationen mit insektiziden und akariziden Eigenschaften
GB0808767D0 (en) * 2008-05-14 2008-06-18 Syngenta Ltd Process
CN101638367B (zh) * 2008-07-28 2011-02-02 常州康美化工有限公司 由七氟菊酯衍生的拟除虫菊酯化合物
EP2227951A1 (de) 2009-01-23 2010-09-15 Bayer CropScience AG Verwendung von Enaminocarbonylverbindungen zur Bekämpfung von durch Insekten übertragenen Viren
CN102020564A (zh) * 2009-09-17 2011-04-20 上海生农生化制品有限公司 一种带炔键的含氟环丙烷羧酸酯及其制备方法和用途
US8822533B1 (en) * 2011-07-13 2014-09-02 The United States Of America, As Represented By The Secretary Of Agriculture Methods and compositions for repelling and/or killing insects
CN103168793B (zh) * 2011-12-26 2015-04-08 江苏扬农化工股份有限公司 一种含有氯氟醚菊酯的复配杀虫组合物及其应用
CN103168791B (zh) * 2011-12-26 2015-04-08 江苏扬农化工股份有限公司 一种含有氯氟醚菊酯的复配杀虫组合物及其应用
CN103168792B (zh) * 2011-12-26 2015-04-08 江苏扬农化工股份有限公司 含有氯氟醚菊酯的复配杀虫组合物及其应用
CN103371168B (zh) * 2012-04-28 2017-02-22 马国丰 一种高效杀虫剂组合物
CN102807468B (zh) * 2012-07-19 2014-12-10 烟台万润精细化工股份有限公司 一种丙基邻氟苯类化合物的制备方法
AU2017203635B2 (en) * 2017-05-30 2022-02-03 Rotam Agrochem International Company Limited A novel crystalline form of tefluthrin, a process for its preparation and use of the same

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BE660565A (es) 1963-03-18
BE786808A (fr) 1971-07-28 1973-01-29 Johnson & Son Inc S C Chrysanthemumates de benzyle
US4024163A (en) * 1972-05-25 1977-05-17 National Research Development Corporation Insecticides
JPS5813522B2 (ja) * 1974-10-24 1983-03-14 住友化学工業株式会社 新しいシクロプロパンカルボン酸エステルを含有する殺虫、殺ダニ剤
US4183950A (en) * 1976-12-22 1980-01-15 Bayer Aktiengesellschaft Combating arthropods with 2,2-dimethyl-3-vinyl-cyclopropane carboxylic acid esters of halogenated benzyl alcohols
DE2709264C3 (de) * 1977-03-03 1982-01-21 Bayer Ag, 5090 Leverkusen Substituierte Phenoxybenzyloxycarbonylderivate, Verfahren zu ihrer Herstellung und ihre Verwendung als Insektizide und Akarizide sowie neue Zwischenprodukte
DE2721185A1 (de) * 1977-05-11 1978-11-16 Bayer Ag Verfahren zur herstellung von substituierten vinylcyclopropancarbonsaeurebenzylestern
US4243677A (en) * 1978-01-20 1981-01-06 Fmc Corporation Insecticidal perhaloalkylvinylcyclopropanecarboxylates
DE2810634A1 (de) * 1978-03-11 1979-09-20 Bayer Ag Pentafluorbenzyloxycarbonylderivate, verfahren zu ihrer herstellung und ihre verwendung als insektizide und akarizide
DE2831193A1 (de) * 1978-07-15 1980-01-24 Bayer Ag Fluoralkenylsubstituierte cyclopropancarbonsaeureester und ihre verwendung als insektizide

Also Published As

Publication number Publication date
JPS63239247A (ja) 1988-10-05
ZM11180A1 (en) 1981-09-21
EP0031199A1 (en) 1981-07-01
JPH02125A (ja) 1990-01-05
EP0031199B1 (en) 1983-12-14
MW5280A1 (en) 1982-08-11
JPH0212942B2 (es) 1990-03-30
AU537917B2 (en) 1984-07-19
PH19496A (en) 1986-05-14
HU184360B (en) 1984-08-28
ES8200858A1 (es) 1981-11-16
PH19397A (en) 1986-04-10
AU2771584A (en) 1984-08-30
HU187100B (en) 1985-11-28
ZW29880A1 (en) 1982-06-30
US4405640A (en) 1983-09-20
JPH046694B2 (es) 1992-02-06
MY8500983A (en) 1985-12-31
NL971015I2 (nl) 1997-11-03
DE3065914D1 (en) 1984-01-19
JPS5697251A (en) 1981-08-05
GB2066810A (en) 1981-07-15
IL61652A (en) 1990-02-09
IL61652A0 (en) 1981-01-30
NL971015I1 (nl) 1997-09-01
AU6491780A (en) 1981-06-25
JPH0120143B2 (es) 1989-04-14
NZ195659A (en) 1983-12-16
ZA807427B (en) 1981-11-25
PH17344A (en) 1984-08-01
AU545220B2 (en) 1985-07-04
CA1146582A (en) 1983-05-17

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