ZA200007016B - Method for preparing p-hydroxymandelic compounds optionally substituted. - Google Patents

Method for preparing p-hydroxymandelic compounds optionally substituted.

Info

Publication number
ZA200007016B
ZA200007016B ZA200007016A ZA200007016A ZA200007016B ZA 200007016 B ZA200007016 B ZA 200007016B ZA 200007016 A ZA200007016 A ZA 200007016A ZA 200007016 A ZA200007016 A ZA 200007016A ZA 200007016 B ZA200007016 B ZA 200007016B
Authority
ZA
South Africa
Prior art keywords
preparing
optionally substituted
hydroxymandelic
compounds optionally
derivatives
Prior art date
Application number
ZA200007016A
Other languages
English (en)
Inventor
Isabelle Jouve
Frederic Fournet
Jean Fragnon
Original Assignee
Rhodia Chimie Sa
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 Rhodia Chimie Sa filed Critical Rhodia Chimie Sa
Publication of ZA200007016B publication Critical patent/ZA200007016B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/367—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of functional groups containing oxygen only in singly bound form

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
ZA200007016A 1998-06-16 2000-11-29 Method for preparing p-hydroxymandelic compounds optionally substituted. ZA200007016B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9807586A FR2779718B1 (fr) 1998-06-16 1998-06-16 Procede de preparation de composes p-hydroxymandeliques eventuellement substitues et derives

Publications (1)

Publication Number Publication Date
ZA200007016B true ZA200007016B (en) 2001-06-14

Family

ID=9527456

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200007016A ZA200007016B (en) 1998-06-16 2000-11-29 Method for preparing p-hydroxymandelic compounds optionally substituted.

Country Status (17)

Country Link
US (1) US6753441B1 (de)
EP (1) EP1087924B1 (de)
JP (1) JP2002518358A (de)
KR (1) KR20010072614A (de)
CN (1) CN1217907C (de)
AT (1) ATE260234T1 (de)
AU (1) AU4150899A (de)
BR (1) BR9911247A (de)
CA (1) CA2334848A1 (de)
DE (1) DE69915061T2 (de)
ES (1) ES2217757T3 (de)
FR (1) FR2779718B1 (de)
HK (1) HK1040390B (de)
NO (1) NO20006443L (de)
RU (1) RU2232746C2 (de)
WO (1) WO1999065853A1 (de)
ZA (1) ZA200007016B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2917085B1 (fr) * 2007-06-06 2009-07-17 Rhodia Recherches & Tech Procede de preparation d'un aldehyde hydroxyaromatique.
CN101417942B (zh) * 2007-10-26 2011-09-21 宝山钢铁股份有限公司 一种制备对羟基扁桃酸的方法
FR2925047B1 (fr) * 2007-12-18 2010-01-01 Rhodia Operations Procede de preparation de composes p-hydroxymandeliques eventuellement substitues et derives.
FR2931476B1 (fr) * 2008-05-22 2012-12-28 Rhodia Operations Procede de separation d'un compose phenolique sous forme solifiee
FR2950886B1 (fr) 2009-10-02 2011-10-28 Rhodia Operations Procede de separation de composes phenoliques sous forme salifiee
CN101811947B (zh) * 2010-03-12 2014-02-26 重庆欣欣向荣精细化工有限公司 乙基香兰素生产工艺中减少邻位乙基香兰素生成的方法
FR2993882B1 (fr) 2012-07-26 2014-08-15 Rhodia Operations Procede de preparation d'alkoxyhydroxybenzaldehyde sensiblement exempte d'alkyl-alkoxyhydroxybenzaldehyde
US9650322B2 (en) 2012-07-26 2017-05-16 Rhodia Operations Method for producing alkoxyhydroxybenzaldehyde
FR2993881B1 (fr) 2012-07-26 2014-08-15 Rhodia Operations Procede de preparation d'alkoxyphenol et d'alkoxyhydroxybenzaldehyde
FR3014869B1 (fr) 2013-12-18 2016-01-01 Rhodia Operations Procede de separation de composes mandeliques sous forme salifiee et son utilisation pour la preparation d'aldehyde aromatique
FR3021314B1 (fr) * 2014-05-26 2016-05-13 Rhodia Operations Procede de preparation de composes p-hydroxymandeliques en reacteurs agites
US11484052B2 (en) 2017-07-28 2022-11-01 Rhodia Operations Vanillin and/or ethylvanillin, process for their preparations and use thereof
US20190031588A1 (en) 2017-07-28 2019-01-31 Rhodia Operations New vanillin and or ethylvanillin, process for their preparations and use thereof
CN109956858B (zh) * 2017-12-26 2022-02-15 万华化学集团股份有限公司 一种制备3-甲氧基-4-羟基扁桃酸的方法
FR3116819B1 (fr) 2020-12-01 2023-11-17 Rhodia Operations Procédé de préparation de frambinone

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165341A (en) * 1977-02-04 1979-08-21 Ube Industries, Ltd. Process for preparing protocatechualdehyde and its derivatives
FR2462415A1 (fr) * 1979-07-25 1981-02-13 Hoechst France Procede de preparation d'acides hydroxyarylglycoliques racemiques et produits nouveaux en resultant
JPS5699440A (en) * 1980-01-11 1981-08-10 Ube Ind Ltd Preparation of 3-alkoxy-4-hydroxyphenylacetic acid
US4337355A (en) * 1980-06-20 1982-06-29 Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha Process for preparing 4-hydroxyphenylacetic acid
GB9121656D0 (en) * 1991-10-11 1991-11-27 Ici Plc Chemical process
FR2693458B1 (fr) * 1992-07-10 1994-12-09 Rhone Poulenc Chimie Procédé de para-hydroxyalkylation de composés aromatiques hydroxylés.
NL9202248A (nl) * 1992-12-23 1994-07-18 Univ Delft Tech Werkwijze voor het scheiden van de ortho- en para-isomeer van hydroxyamandelzuur of een zout daarvan, de volgens deze werkwijze verkregen ortho- en para-isomeer van hydroxyamandelzuur, alsmede de toepassing van de ortho-isomeer in de bereiding van EDDHA.

Also Published As

Publication number Publication date
CN1320111A (zh) 2001-10-31
NO20006443D0 (no) 2000-12-15
FR2779718B1 (fr) 2000-12-29
HK1040390B (zh) 2006-04-28
FR2779718A1 (fr) 1999-12-17
EP1087924B1 (de) 2004-02-25
WO1999065853A1 (fr) 1999-12-23
EP1087924A1 (de) 2001-04-04
NO20006443L (no) 2001-02-16
ATE260234T1 (de) 2004-03-15
KR20010072614A (ko) 2001-07-31
CN1217907C (zh) 2005-09-07
RU2232746C2 (ru) 2004-07-20
ES2217757T3 (es) 2004-11-01
HK1040390A1 (en) 2002-06-07
US6753441B1 (en) 2004-06-22
DE69915061T2 (de) 2005-02-03
BR9911247A (pt) 2001-10-09
CA2334848A1 (fr) 1999-12-23
AU4150899A (en) 2000-01-05
JP2002518358A (ja) 2002-06-25
DE69915061D1 (de) 2004-04-01

Similar Documents

Publication Publication Date Title
ZA200007016B (en) Method for preparing p-hydroxymandelic compounds optionally substituted.
AR066694A2 (es) Metodo para la preparacion de citalopram
BR0004144B1 (pt) catalisador, processo para a preparação de um catalisador, e, processo para a preparação de um composto selecionado do grupo que consiste em um aldeìdo insaturado e um ácido carboxìlico.
ZA200002177B (en) A feedstuff additive which contains D-pantothenic acid and/or its salts and a process for the preparation thereof.
ZA200100900B (en) 2-substituted-1-piperidyl benzimidazole compounds as orl1-receptor agonists.
HK1047939A1 (en) Water soluble prodrugs of hindered alcohols or phenols.
ZA200300747B (en) Automatic search method.
BR9703302A (pt) Aparelho e método para a geração e uso de ìons férricos
ES2166093T3 (es) Procedimiento para la preparacion de compuestos de pirimidina.
AU8560491A (en) Calcium scale inhibition using dihydroxy aromatic compounds
AU4913800A (en) Method for condensing polyamides
CA2201389A1 (fr) Resines novolaques phenol/diene, procede de preparation et compositions a base de caoutchouc renfermant lesdites resines
BR9913670B1 (pt) processo para a preparação de um sal de um composto de ácido carboxìlico alifático.
IT1306548B1 (it) Procedimento per l'avviamento automatico di una operazione difrenatura di un veicolo.
ZA978877B (en) 3-Alkoxyisoxazol-4-yl-substituted 2-amino carboxylic acid compounds.
MX9805834A (es) Obtencion de glicoles con bajo contenido de aldehidos.
FR2785690B1 (fr) Actionneur, notamment pour actionner un embrayage automatique
FR2814742B1 (fr) Procede de sulfonylation d'un compose organique hydroxyle
ZA99193B (en) Compositions for the reduction of scarring.
WO2002044122A3 (en) Method and catalyst system for producing aromatic carbonates
BG103320A (en) Method for the alkylating hindered sulphonamides
PL348526A1 (en) Method for producing glyoxylic acid esters or the hydrates thereof
ES2167832T3 (es) Procedimiento para la estabilizacion de aldehidos.
BR9901760A (pt) Sistemas antioxidantes.
ES2164740T3 (es) Composiciones para la eliminacion de incrustaciones de cal.