ES2192496T1 - Procedimiento para la purificacion de diacereina. - Google Patents
Procedimiento para la purificacion de diacereina.Info
- Publication number
- ES2192496T1 ES2192496T1 ES01951522T ES01951522T ES2192496T1 ES 2192496 T1 ES2192496 T1 ES 2192496T1 ES 01951522 T ES01951522 T ES 01951522T ES 01951522 T ES01951522 T ES 01951522T ES 2192496 T1 ES2192496 T1 ES 2192496T1
- Authority
- ES
- Spain
- Prior art keywords
- purification
- diacereine
- procedure
- diacerein
- acetic anhydride
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/95—Esters of quinone carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/02—Esters of acyclic saturated monocarboxylic acids having the carboxyl group bound to an acyclic carbon atom or to hydrogen
- C07C69/12—Acetic acid esters
- C07C69/16—Acetic acid esters of dihydroxylic compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2603/00—Systems containing at least three condensed rings
- C07C2603/02—Ortho- or ortho- and peri-condensed systems
- C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
- C07C2603/22—Ortho- or ortho- and peri-condensed systems containing three rings containing only six-membered rings
- C07C2603/24—Anthracenes; Hydrogenated anthracenes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Un procedimiento para la purificación de diacereína bruta, en el que la diacereína se cristaliza a partir de un disolvente que constituido por una mezcla de anhídrido acético/ácido acético o solo anhídrido acético.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2000MI001317A IT1318574B1 (it) | 2000-06-13 | 2000-06-13 | Procedimento per la purificazione di diacereina. |
ITMI00A1317 | 2000-06-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
ES2192496T1 true ES2192496T1 (es) | 2003-10-16 |
ES2192496T3 ES2192496T3 (es) | 2009-04-01 |
Family
ID=11445248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES01951522T Expired - Lifetime ES2192496T3 (es) | 2000-06-13 | 2001-05-25 | Un procedimiento para la purificacion de diacereina. |
Country Status (13)
Country | Link |
---|---|
EP (1) | EP1296928B1 (es) |
AR (1) | AR028707A1 (es) |
AT (1) | ATE414685T1 (es) |
AU (1) | AU2001272424A1 (es) |
CY (1) | CY1108756T1 (es) |
DE (2) | DE60136624D1 (es) |
DK (1) | DK1296928T3 (es) |
ES (1) | ES2192496T3 (es) |
HK (1) | HK1051846A1 (es) |
IT (1) | IT1318574B1 (es) |
PT (1) | PT1296928E (es) |
TR (1) | TR200300689T3 (es) |
WO (1) | WO2001096276A1 (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011030350A1 (en) | 2009-09-08 | 2011-03-17 | Lupin Limited | Eco-friendly method for catalytic aerial oxidation of aloe-emodin to rheinal |
WO2013038424A2 (en) * | 2011-07-13 | 2013-03-21 | Glenmark Generics Limited | Process for purifying diacerein |
CN103058865B (zh) * | 2013-01-01 | 2014-07-09 | 李友香 | 蒽羧酸衍生物的晶型和药物组合物 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1264545B1 (it) * | 1993-07-30 | 1996-10-02 | Medidom Lab | Procedimento per la preparazione della diacereina |
US5652265A (en) * | 1995-03-29 | 1997-07-29 | Wisconsin Alumni Research Foundation | Production of rhein and rhein derivatives |
IT1297038B1 (it) * | 1997-12-30 | 1999-08-03 | Medidom Lab | Procedimento per la preparazione di reina e suoi diacilderivati |
IT1312309B1 (it) * | 1999-05-07 | 2002-04-15 | Synteco Spa | Procedimento per la purificazione di diacereina |
-
2000
- 2000-06-13 IT IT2000MI001317A patent/IT1318574B1/it active
-
2001
- 2001-05-25 TR TR2003/00689T patent/TR200300689T3/xx unknown
- 2001-05-25 AT AT01951522T patent/ATE414685T1/de active
- 2001-05-25 AU AU2001272424A patent/AU2001272424A1/en not_active Abandoned
- 2001-05-25 DE DE60136624T patent/DE60136624D1/de not_active Expired - Lifetime
- 2001-05-25 EP EP01951522A patent/EP1296928B1/en not_active Expired - Lifetime
- 2001-05-25 WO PCT/EP2001/006019 patent/WO2001096276A1/en active Application Filing
- 2001-05-25 DK DK01951522T patent/DK1296928T3/da active
- 2001-05-25 ES ES01951522T patent/ES2192496T3/es not_active Expired - Lifetime
- 2001-05-25 DE DE1296928T patent/DE1296928T1/de active Pending
- 2001-05-25 PT PT01951522T patent/PT1296928E/pt unknown
- 2001-06-12 AR ARP010102781A patent/AR028707A1/es unknown
-
2003
- 2003-05-21 HK HK03103595A patent/HK1051846A1/xx not_active IP Right Cessation
-
2009
- 2009-02-03 CY CY20091100119T patent/CY1108756T1/el unknown
Also Published As
Publication number | Publication date |
---|---|
ES2192496T3 (es) | 2009-04-01 |
ITMI20001317A1 (it) | 2001-12-13 |
AU2001272424A1 (en) | 2001-12-24 |
DE60136624D1 (de) | 2009-01-02 |
ATE414685T1 (de) | 2008-12-15 |
AR028707A1 (es) | 2003-05-21 |
EP1296928A1 (en) | 2003-04-02 |
IT1318574B1 (it) | 2003-08-27 |
TR200300689T3 (tr) | 2003-07-21 |
CY1108756T1 (el) | 2014-04-09 |
EP1296928B1 (en) | 2008-11-19 |
DE1296928T1 (de) | 2003-09-18 |
ITMI20001317A0 (it) | 2000-06-13 |
PT1296928E (pt) | 2009-01-09 |
WO2001096276A1 (en) | 2001-12-20 |
HK1051846A1 (en) | 2003-08-22 |
DK1296928T3 (da) | 2009-01-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR0002891A (pt) | Processo para a preparação de ácido (met) acrìlico | |
BR0211502A (pt) | Derivados de ácido acético de indano e seu uso como agentes farmacêuticos, intermediários, e método de preparação | |
BR0109929B1 (pt) | processo para a purificaÇço de uma massa fundida de Ácido acrÍlico bruto. | |
CU20080213A7 (es) | Nuevo procedimiento para la preparación de un intermediario útil en la preparación de imidazotriazinonas sustituidas con sulfonamida | |
GT199900043A (es) | Hidroxamidas del acido (4-arilsulfonilamino)-tetrahidropiran-4-carboxìlico. | |
BR0311922A (pt) | Processo para a produção de água purificada a partir da água da reação de fischer-tropsch | |
RU94037591A (ru) | Способ очистки (мет)акриловой кислоты от альдегидной примеси | |
BR9811677A (pt) | Resinas de polialcanolamida adesivas para adesivos enrugados | |
PE20090433A1 (es) | Forma cristalina (ii) de n-benzoil-estaurosporina y procedimiento para su preparacion | |
ES2159919T3 (es) | Procedimiento para la preparacion de compuestos de tipo ceramidas. | |
AR009062A1 (es) | Proceso quimico para preparar (e)-2-[2-(6-cloro-pirimidin-4-iloxi)fenil]-3- metoxi-propenato de metilo | |
AR033029A1 (es) | Metodos para recuperar acidos grasos | |
ES2081226T3 (es) | Purificacion del pentafluoretano. | |
ES2149931T3 (es) | Procedimiento para la produccion de xilitol. | |
BR0301107A (pt) | Processo e aparelho para a preparação de ácido metacrìlico de alta pureza | |
BR9915223A (pt) | Processo para a preparação contìnua de ésteres alquìlicos de ácido (met) acrìlico | |
BR0304463A (pt) | Processos para a produção de ésteres de ácidos carboxìlicos insaturados, e para a produção de ácidos carboxìlicos insaturados | |
ES2192496T1 (es) | Procedimiento para la purificacion de diacereina. | |
NO20023276D0 (no) | Fremgangsmåte til å fremstille betulinsyre | |
NO306506B1 (no) | Fremgangsmaate for rensing av 2,6-diisopropylfenol | |
BR9803925A (pt) | Processo para a preparação de ésteres do ácido cinâmico. | |
DE502005004980D1 (de) | Verfahren zur herstellung von spezifikationsgerechtem phthalsäureanhydrid | |
BR0208959A (pt) | Processo para a purificação de um solvente orgânico para a absorção de anidrido maleico de uma mistura gasosa | |
AR023853A1 (es) | Un proceso para la purificacion de diacereina | |
AR030079A1 (es) | Reciclado de las corrientes que contienen nitroxilo a baja temperatura |