AR247401A1 - Cloracion mejorada de 6-ester de sacarosa - Google Patents

Cloracion mejorada de 6-ester de sacarosa

Info

Publication number
AR247401A1
AR247401A1 AR90317395A AR31739590A AR247401A1 AR 247401 A1 AR247401 A1 AR 247401A1 AR 90317395 A AR90317395 A AR 90317395A AR 31739590 A AR31739590 A AR 31739590A AR 247401 A1 AR247401 A1 AR 247401A1
Authority
AR
Argentina
Prior art keywords
ester
sacarosa
produce
reaction mixture
product
Prior art date
Application number
AR90317395A
Other languages
English (en)
Spanish (es)
Original Assignee
Noramco Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23507711&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AR247401(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Noramco Inc filed Critical Noramco Inc
Application granted granted Critical
Publication of AR247401A1 publication Critical patent/AR247401A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H5/00—Compounds containing saccharide radicals in which the hetero bonds to oxygen have been replaced by the same number of hetero bonds to halogen, nitrogen, sulfur, selenium, or tellurium
    • C07H5/02—Compounds containing saccharide radicals in which the hetero bonds to oxygen have been replaced by the same number of hetero bonds to halogen, nitrogen, sulfur, selenium, or tellurium to halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H13/00—Compounds containing saccharide radicals esterified by carbonic acid or derivatives thereof, or by organic acids, e.g. phosphonic acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H13/00—Compounds containing saccharide radicals esterified by carbonic acid or derivatives thereof, or by organic acids, e.g. phosphonic acids
    • C07H13/02—Compounds containing saccharide radicals esterified by carbonic acid or derivatives thereof, or by organic acids, e.g. phosphonic acids by carboxylic acids
    • C07H13/04—Compounds containing saccharide radicals esterified by carbonic acid or derivatives thereof, or by organic acids, e.g. phosphonic acids by carboxylic acids having the esterifying carboxyl radicals attached to acyclic carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Molecular Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Saccharide Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
AR90317395A 1989-07-18 1990-07-17 Cloracion mejorada de 6-ester de sacarosa AR247401A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/382,147 US4980463A (en) 1989-07-18 1989-07-18 Sucrose-6-ester chlorination

Publications (1)

Publication Number Publication Date
AR247401A1 true AR247401A1 (es) 1994-12-29

Family

ID=23507711

Family Applications (1)

Application Number Title Priority Date Filing Date
AR90317395A AR247401A1 (es) 1989-07-18 1990-07-17 Cloracion mejorada de 6-ester de sacarosa

Country Status (26)

Country Link
US (1) US4980463A (enExample)
EP (1) EP0409549B1 (enExample)
JP (1) JP3183506B2 (enExample)
KR (1) KR0144344B1 (enExample)
AR (1) AR247401A1 (enExample)
AT (1) ATE133175T1 (enExample)
AU (1) AU625908B2 (enExample)
CA (1) CA2021632C (enExample)
DE (1) DE69024868T2 (enExample)
DK (1) DK0409549T3 (enExample)
ES (1) ES2088973T3 (enExample)
FI (1) FI95802C (enExample)
GR (1) GR1002037B (enExample)
IE (1) IE69961B1 (enExample)
IL (1) IL94994A (enExample)
MX (1) MX164442B (enExample)
NO (1) NO175532C (enExample)
NZ (1) NZ234468A (enExample)
PE (1) PE21591A1 (enExample)
PH (1) PH26799A (enExample)
PT (1) PT94719B (enExample)
RU (1) RU1836377C (enExample)
TR (1) TR28705A (enExample)
TW (1) TW219939B (enExample)
YU (1) YU47948B (enExample)
ZA (1) ZA905615B (enExample)

Families Citing this family (90)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5136031A (en) * 1990-07-09 1992-08-04 Tate & Lyle Public Limited Company Chlorination of sugars
US5470969A (en) * 1990-08-27 1995-11-28 Mcneil-Ppc, Inc. Catalyzed sucrose-6-ester process
GB9110931D0 (en) * 1991-05-21 1991-07-10 Tate & Lyle Plc Process for the preparation of sucrose 6-esters
US5298611A (en) * 1993-03-12 1994-03-29 Mcneil-Ppc, Inc. Sucralose pentaester production
WO1996001832A1 (en) 1994-07-11 1996-01-25 The United States Of America, Represented By The Secretary Of The Department Of Agriculture Chemically synthesized sugar esters for the control of soft-bodied arthropods
US6608039B1 (en) 1994-07-11 2003-08-19 The United States Of America As Represented By The Secretary Of Agriculture Chemically synthesized sugar esters for the control of soft-bodied arthropods
US5498709A (en) * 1994-10-17 1996-03-12 Mcneil-Ppc, Inc. Production of sucralose without intermediate isolation of crystalline sucralose-6-ester
ZA958724B (en) * 1994-10-17 1997-04-16 Mcnell Ppc Inc Production of sucralose without intermediate isolation of crystalline sucralose-6-ester
KR100405203B1 (ko) * 1996-05-23 2004-02-14 비앤티엔지니어링(주) 암거배수로관
ES2231964T3 (es) * 1997-02-13 2005-05-16 TATE & LYLE PUBLIC LIMITED COMPANY Purificacion cromatografica de sucrosa clorada.
AU1864899A (en) * 1998-05-15 1999-12-06 Tamara E. Kolosova Method of preparation 4,1,6-trichloro-4,1,6-trideoxygalactosucrose
DE19924770A1 (de) * 1999-05-29 2000-12-21 Buna Sow Leuna Olefinverb Gmbh Verfahren zur Herstellung von Polyetherpolyolen aus Polysacchariden und deren Verwendung für die Herstellung von PUR-Schäumen
US6500973B2 (en) 2000-06-02 2002-12-31 Eastman Chemical Company Extractive solution crystallization of chemical compounds
US6667397B2 (en) * 2000-08-25 2003-12-23 Eastman Chemical Company Methods of preparing disaccharide and trisaccharide C6-C12 fatty acid esters with high alpha content and materials therefrom
DE60133011T2 (de) * 2000-08-25 2009-03-19 Eastman Chemical Co., Kingsport Verfahren zur herstellung von disaccharid und trisaccharid c6-c12 fettsäure-estern mit hohem alpha gehalt und materialien davon
AU2002226918B2 (en) 2000-11-17 2006-05-25 Tate & Lyle Technology Limited Improved sucralose composition and process for the crystallization thereof
US6998480B2 (en) 2002-03-08 2006-02-14 Tate & Lyle Public Limited Company Process for improving sucralose purity and yield
US7049435B2 (en) 2002-03-08 2006-05-23 Tate & Lyle Public Limited Company Extractive methods for purifying sucralose
US20040170735A2 (en) * 2002-04-05 2004-09-02 Mcneil-Ppc, Inc. Methods and compositions for altering the sweetness delivery profile of sucralose
US6890581B2 (en) * 2002-04-05 2005-05-10 Tate & Lyle Public Limited Company Methods for buffer stabilized aqueous deacylation
US20040086605A1 (en) * 2002-10-30 2004-05-06 Sox Thomas E. Composition for delivering a high intensity sweetener
US6943248B2 (en) * 2003-04-30 2005-09-13 Tate & Lyle Public Limited Company Crystalline form of sucralose, and method for producing it
CN1176094C (zh) * 2003-05-23 2004-11-17 广东省食品工业研究所 一种三氯蔗糖的合成方法
WO2005087020A1 (en) * 2004-03-05 2005-09-22 Richmond Chemical Corporation High-intensity sweetener-polyol compositions
JP2007529505A (ja) * 2004-03-19 2007-10-25 ファームド メディケア プライベート リミティッド 塩素化スクロース製造の改良された方法
US20050214425A1 (en) * 2004-03-23 2005-09-29 Roma Vazirani Sugar substitute prepared with nutritive and high-intensity sweeteners
CN101098971B (zh) * 2004-12-10 2010-04-21 V.B.医疗保险私人有限公司 有助于从含水反应混合物中选择性萃取4,1',6'三氯半乳蔗糖的盐
WO2006061854A2 (en) * 2004-12-10 2006-06-15 Pharmed Medicare Private Limited CONTROL OF pH BY DIRECT ADDITION OF CARBONATES AND BICARBONATES DURING CONCENTRATION OF ORGANIC SOLVENT EXTRACTS OF 6- ACETYL- 4,1 ‘, 6' TRICHLOROGALACTOSUCROSE AND 4,1 ‘, 6' TRICHLOROGALACTOSUCROSE
WO2006061856A2 (en) * 2004-12-10 2006-06-15 Pharmed Medicare Private Limited Improved process for purificaton of 6 acetyl 4,1’,6’ trichlorogalactosucrose and 4,1’,6’ trichlorogalactosucrose by chromatography on silanized silica gel
WO2006072965A2 (en) * 2005-01-03 2006-07-13 Pharmed Medicare Private Limited Sucrose-6-ester chlorination by co-addition of chlorination reagent.
US20060188629A1 (en) * 2005-01-21 2006-08-24 Greg Liesen Method for the purification of sucralose
US20080163867A1 (en) * 2005-02-22 2008-07-10 Molecular Separation Process in Various Steps of Process for Production of Chlorinated Sugars, Their Precursors and Derivatives
US20060205936A1 (en) * 2005-03-14 2006-09-14 Sl Laboratories, Llc Chlorination of Sucrose-6-esters
US20060247180A1 (en) * 2005-04-29 2006-11-02 Bergey James L Purgative composition and uses thereof
MX2007013689A (es) * 2005-05-04 2009-02-17 Pharmed Medicare Pvt Ltd Generacion de oxicloruro de fosforo como subproducto de pentacloruro de fosforo y dmf y su uso en una reaccion de cloracion al convertirse en reactivo vilsmeier-haack.
KR20080004575A (ko) * 2005-05-04 2008-01-09 팜드 메디케어 프리베이트 리미티드 염소화 반응을 위한 디(트리클로로메틸)카보네이트 유래의빌스마이어 헥크 시약의 합성
US20060276639A1 (en) * 2005-06-01 2006-12-07 Healthy Brands, Llc Conversion of sucralose-6-ester to sucralose
CN102124017A (zh) * 2005-06-01 2011-07-13 V.B.医疗保险私人有限公司 利用溶剂萃取法纯化氯化蔗糖衍生物的方法
CA2623071A1 (en) * 2005-09-22 2007-05-24 Pharmed Medicare Pvt. Ltd. Novel preparation of 6-o-acyl chlorosucrose from anhydrous chlorinated reaction mass
US20070100139A1 (en) * 2005-10-31 2007-05-03 Healthy Brands, Llc Methods for chlorinating sucrose-6-ester
US7741477B2 (en) * 2006-01-10 2010-06-22 Alembic Limited Process for purification of sucralose
WO2007099557A2 (en) * 2006-02-28 2007-09-07 V. B. Medicare Pvt. Ltd. Process for the production of a chlorinating reagent and its use in the preparation of chlorinated sugars
CN100418976C (zh) * 2006-04-03 2008-09-17 广州科宏食品添加物有限公司 一种三氯蔗糖的制备方法
CN100402541C (zh) * 2006-06-15 2008-07-16 浙江工业大学 一种三氯蔗糖-6-乙酯的合成方法
CN101092438A (zh) * 2006-06-22 2007-12-26 南京莱因医药科技有限公司 6－o－苯甲酰三氯半乳型蔗糖四乙酯的制备方法
EP2046805A1 (en) * 2006-07-06 2009-04-15 Alembic Limited An improved process for the preparation of sucralose of high purity
CN100420697C (zh) * 2006-08-30 2008-09-24 河北苏科瑞科技有限公司 一种制备蔗糖-6-有机酸酯的方法
US8258291B2 (en) * 2006-10-25 2012-09-04 Mamtek International Limited Process for the preparation of sucralose by the chlorination of sugar with triphosgene (BTC)
US20080103295A1 (en) * 2006-10-25 2008-05-01 David Losan Ho Process for the preparation of sucrose-6-ester by esterification in the presence of solid superacid catalyst
US20080227971A1 (en) * 2007-01-19 2008-09-18 Leinhos Duane A Deacylation of sucralose-6-acylates
GB0702857D0 (en) * 2007-01-19 2007-03-28 Tate & Lyle Plc Improved sucralose production method
CN101260127B (zh) * 2007-03-06 2011-04-20 盐城捷康三氯蔗糖制造有限公司 由三氯蔗糖-6-乙酯脱乙酰基合成三氯蔗糖的方法
US20080300392A1 (en) * 2007-06-04 2008-12-04 Polymed Therapeutics, Inc. Novel chlorination process for preparing sucralose
US20080300401A1 (en) * 2007-06-04 2008-12-04 Polymed Therapeutics, Inc. Novel chlorination process for preparing sucralose
US8436156B2 (en) * 2008-01-04 2013-05-07 Tate & Lyle Technology Limited Method for the production of sucralose
US7932380B2 (en) * 2008-03-06 2011-04-26 Wanhe International (Group) Co. Ltd. Process for the preparation of sucralose
US8557976B2 (en) * 2008-03-13 2013-10-15 Tate & Lyle Technology Limited Microbial consortia and methods for their use
EP2254677A1 (en) * 2008-03-20 2010-12-01 Tate & Lyle Technology Limited Removal of acids from tertiary amide solvents
US8436157B2 (en) * 2008-03-26 2013-05-07 Tate & Lyle Technology Limited Method for the production of sucralose
AR071134A1 (es) * 2008-04-03 2010-05-26 Tate & Lyle Technology Ltd Cristalizacion de sucralosa a partir de chorros que contienen sucralosa
WO2009124113A1 (en) * 2008-04-03 2009-10-08 Tate & Lyle Technology Ltd. Extraction of less polar impurities from sucralose containing aqueous feed streams
US20090299055A1 (en) * 2008-04-03 2009-12-03 Tate & Lyle Technology Limited Purification of Sucralose Containing Feed Streams for Sucralose Crystallization
US8497367B2 (en) * 2008-04-03 2013-07-30 Tate & Lyle Technology Limited Sucralose purification process
KR20100127875A (ko) * 2008-04-03 2010-12-06 테이트 앤드 라일 테크놀러지 리미티드 수크랄로오스 추출 효율에 대한 탄수화물 농도의 효과
US7862744B2 (en) * 2008-07-23 2011-01-04 Mamtek International Limited Methods and systems for preparing materials for sucralose production
US20100022765A1 (en) * 2008-07-23 2010-01-28 David Losan Ho Methods for extracting and purifying sucralose intermediate
GB2468936B (en) 2009-03-27 2011-09-07 Mohamad Rami Radwan Jaber Chlorination of sucrose-6-esters
GB2469157B (en) 2009-03-30 2011-07-06 John Kerr Process for removing dimethylamine during sucralose production
GB2469158B (en) 2009-03-31 2011-09-28 Peter J Seaberg Base-assisted formation of tin-sucrose adducts
GB2471348B (en) * 2009-06-22 2011-12-14 Tate & Lyle Technology Ltd A method for producing sucralose-6-acylate
GB2474311B (en) * 2009-10-12 2012-10-17 Tate & Lyle Technology Ltd Low temperature, single solvent process for the production of sucrose-6-ester
GB2474310B (en) 2009-10-12 2012-02-29 Tate & Lyle Technology Ltd Process for the production of sucrose-6-ester
PL2609120T3 (pl) * 2010-08-25 2016-03-31 Davuluri Ramamohan Rao Ulepszony sposób wytwarzania sugammadeksu
EP2643338B1 (en) 2010-11-23 2016-04-06 Lexington Pharmaceuticals Laboratories, LLC Low temperature chlorination of carbohydrates
GB201110520D0 (en) 2011-05-10 2011-08-03 Tate & Lyle Technology Ltd Extraction of carboxylic acids with tin compounds
JP5679447B2 (ja) * 2011-06-20 2015-03-04 第一工業製薬株式会社 ショ糖ベンゾエート組成物の製造方法
US8884004B2 (en) 2011-09-02 2014-11-11 Divi's Laboratories, Ltd. Process for the preparation of sucralose
WO2013056128A1 (en) * 2011-10-14 2013-04-18 Lexington Pharmaceuticals Laboratories, Llc Chlorination of carbohydrates and carbohydrate derivatives
CN102964396B (zh) * 2012-10-26 2015-11-18 溧阳维信生物科技有限公司 一种三氯蔗糖-6-乙酯重结晶的方法
JP6109531B2 (ja) * 2012-11-02 2017-04-05 第一工業製薬株式会社 溶媒の除去方法
CN103145772A (zh) * 2013-03-26 2013-06-12 山东金城柯瑞化学有限公司 三氯蔗糖的制备方法
US10227367B2 (en) 2013-12-16 2019-03-12 Tate & Lyle Technology Limited Chlorination of sucrose-6-esters
WO2016020635A1 (en) 2014-08-08 2016-02-11 Tate & Lyle Technology Limited Chlorination of sucrose-6-esters
CN104387427A (zh) * 2014-10-30 2015-03-04 安徽金禾实业股份有限公司 一种三氯蔗糖的生产方法
GB2536480B (en) 2015-03-17 2019-09-04 Tate & Lyle Tech Ltd DMF Distillation
CN105131050B (zh) * 2015-07-22 2018-07-31 青岛科技大学 一种氯化剂的制备方法及其制备三氯蔗糖的方法
CN105859802B (zh) * 2016-05-14 2019-02-12 广西科技大学 一种三氯蔗糖的结晶和纯化方法
GB2551591B (en) 2016-06-23 2019-08-07 Tate & Lyle Tech Ltd Liquid-liquid extraction of DMF
WO2022067621A1 (zh) 2020-09-30 2022-04-07 安徽金禾实业股份有限公司 三氯蔗糖的纯化方法
CN113699196A (zh) * 2021-08-17 2021-11-26 安徽金禾实业股份有限公司 一种蔗糖-6-乙酸酯的无水酶法催化合成方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4435440A (en) * 1976-01-08 1984-03-06 Tate & Lyle Limited Sweeteners
ATE732T1 (de) * 1978-10-18 1982-03-15 Tate & Lyle Patent Holdings Limited Verfahren zur herstellung von 2-chlor-2-deoxy-sacchariden und einige 2-chlor-2-deoxy-saccharide.
CA1138443A (en) * 1979-03-09 1982-12-28 Tate & Lyle Patent Holdings Limited Process for the preparation of chloro-deoxysugars
DE3062467D1 (en) * 1979-12-20 1983-04-28 Tate & Lyle Plc Process for the preparation of 4,1',6'-trichloro-4,1',6'-trideoxy-galactosucrose
US4345933A (en) * 1980-01-28 1982-08-24 Velsicol Chemical Corporation Sucrose ester of 2-methoxy-3,6-dichlorobenzoic acid
US4291158A (en) * 1980-01-28 1981-09-22 Velsicol Chemical Corporation Sucrose ester of 2-methoxy-3,6-dichlorobenzoic acid
ATE9355T1 (de) * 1980-07-08 1984-09-15 Tate & Lyle Public Limited Company Verfahren zur herstellung von 4,1',6'-trichlor4,1',6'-trideoxygalactosucrose (tgs).
DK160315C (da) * 1982-09-13 1991-07-29 Tate & Lyle Plc Saccharosederivater, en fremgangsmaade til soedning af et spiseligt produkt af ikke-naeringsmiddelmaessig art eller et oralt praeparat samt et soedepraeparat
GB8316790D0 (en) * 1983-06-21 1983-07-27 Tate & Lyle Plc Chemical process
GB8622345D0 (en) * 1986-09-17 1986-10-22 Tate & Lyle Plc Sucrose derivatives

Also Published As

Publication number Publication date
JP3183506B2 (ja) 2001-07-09
NO903190L (no) 1991-01-21
DK0409549T3 (da) 1996-02-12
YU47948B (sh) 1996-07-24
EP0409549A2 (en) 1991-01-23
FI95802C (fi) 1996-03-25
PT94719B (pt) 1997-04-30
DE69024868D1 (de) 1996-02-29
EP0409549A3 (en) 1992-08-26
US4980463A (en) 1990-12-25
PH26799A (en) 1992-10-13
KR0144344B1 (ko) 1998-07-01
TW219939B (enExample) 1994-02-01
NO175532C (no) 1994-10-26
MX164442B (es) 1992-08-13
KR910002885A (ko) 1991-02-26
NO175532B (no) 1994-07-18
TR28705A (tr) 1997-01-27
PT94719A (pt) 1991-03-20
CA2021632C (en) 2000-09-12
AU5906990A (en) 1991-01-24
ES2088973T3 (es) 1996-10-01
ZA905615B (en) 1992-03-25
AU625908B2 (en) 1992-07-16
IE69961B1 (en) 1996-10-16
YU141190A (sh) 1992-07-20
IE902603A1 (en) 1991-02-27
FI95802B (fi) 1995-12-15
IL94994A0 (en) 1991-06-10
EP0409549B1 (en) 1996-01-17
PE21591A1 (es) 1991-07-22
FI903603A0 (fi) 1990-07-17
NO903190D0 (no) 1990-07-17
GR1002037B (en) 1995-10-31
IL94994A (en) 1994-06-24
RU1836377C (ru) 1993-08-23
DE69024868T2 (de) 1996-07-11
NZ234468A (en) 1992-01-29
JPH03218388A (ja) 1991-09-25
GR900100537A (el) 1991-12-10
CA2021632A1 (en) 1991-01-19
ATE133175T1 (de) 1996-02-15

Similar Documents

Publication Publication Date Title
PE21591A1 (es) Procedimiento para la cloracion de 6-ester de sacarosa
MA21182A1 (fr) Ester 2,3,5,6-tetrafluorobenzylique d'acide (+) 1r-trans-2,2-dimeghyl-3-(2,2 dichlorovinyl) -cyclopropane-carboxylique, son procede de preparation et composition insecticide le contenant.
ES2108255T3 (es) Sistema de disolvente destinado para ser incluido en capsulas.
SE8206697L (sv) Lekemedel med hog loslighet och sett att framstella dessa
GB1518843A (en) Process for the preparation of hollow particulates
EG19779A (en) Process for preparing an edible moisture barrier coating
ES2082057T3 (es) Esteres del acido acrilico pirimidil-substituidos.
ES2173267T3 (es) Soluciones farmaceuticas salinas no inorganicas para la administracion endonasal de una calcitonina
IT1150639B (it) Preparazione di insulina stabilizzate e metodo per la loro produzione
MX19599A (es) Procedimiento para la preparacion de nuevos 19-nor-esteroides que tienen en posicion 11-beta una cadena carbonada que comprende una funcion amida o carbamato, productos obtenidos y composiciones farmaceuticas preparadas con el producto obtenido.
ES2069915T3 (es) Dicarbonatos y uretanos de los acidos 4,5-dihidroxi- y 4,5,8-trihidroxi-9,10-dihidro-9,10-dioxo-2-antracenocarboxilicos que tienen actividades terapeuticas.
DE69008070D1 (de) Verfahren zur Herstellung eines alpha-Ketocarbonsäureester.
IT1098345B (it) Derivati dell'acido aminobenzoico,procedimento per la loro preparazione e prodotti medicinali contenenti tali derivati dell'acido aminobenzoico
ES8707261A1 (es) Un procedimiento para producir sulfatos de esteres de monoalquilo de glutationa
ES2122219T3 (es) Proceso para preparar diesteres de acidos naftalenodicarboxilicos.
SE7706425L (sv) Forfarande for framstellning av polyribonukleotider med aktivitet vid alstrandet av leukocyter och blodplettar
ATE101849T1 (de) Verfahren zur herstellung von 4-chlor-3-alkoxybut-2e-en-s|urealkylester.
AR221026A1 (es) Nuevo m-fenoxibencil ester opcionalmente alfa-etinil o alfa-ciano sustituido de acido 3,3-dimetilespiro-(ciclopropano-1,1'-indano(o indeno))-2-carboxilico o acido 2,2-dimetilespiro(2,4)-hepta-4,6-dieno-1-carboxilico con accion plaguicida no farmaceutica,procedimiento para producirlo y composicion que lo contiene
GR1000429B (el) Συνθεση με βαση την τριμεβουτινη παρατεταμενης απελευθερωσης και μεθοδος παρασκευης της.
ES474918A1 (es) Procedimiento para la preparacion de esteres 3-fenoxi-a-vi- nilbencilicos de acido vinilciclopropancarboxilico
JPS6468267A (en) Ultra-violet bactericidal apparatus for air
JPS54148090A (en) Peroral cholesterol-depressant
JPS5325521A (en) Preparation of pantethine
JPS56133244A (en) Optical resolution of (+-)-trans-chrysanthemum-mono- carboxylic acid
BR8901484A (pt) Esteres da amida do acido tionofosforico,processo para sua preparacao,composicoes praguicidas,processos para combater pragas e para a preparacao de composicoes,halogenetos de ester,processo para sua preparacao e dihalogenetos de ester e processo para sua preparacao