ES2082738T1 - Procedimiento de preparacion de extractos que contienen compuestos polifenolicos oligomeros de tipo catequicos a partir de fuentes vegetales y extractos obtenidos. - Google Patents

Procedimiento de preparacion de extractos que contienen compuestos polifenolicos oligomeros de tipo catequicos a partir de fuentes vegetales y extractos obtenidos.

Info

Publication number
ES2082738T1
ES2082738T1 ES95401611T ES95401611T ES2082738T1 ES 2082738 T1 ES2082738 T1 ES 2082738T1 ES 95401611 T ES95401611 T ES 95401611T ES 95401611 T ES95401611 T ES 95401611T ES 2082738 T1 ES2082738 T1 ES 2082738T1
Authority
ES
Spain
Prior art keywords
catechetical
extracts
type
procedure
preparation
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.)
Pending
Application number
ES95401611T
Other languages
English (en)
Inventor
Jean Nkiliza
Jean-Claude Marzelle
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.)
Berkem SA
Original Assignee
Berkem 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 Berkem SA filed Critical Berkem SA
Publication of ES2082738T1 publication Critical patent/ES2082738T1/es
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • C07D311/60—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with aryl radicals attached in position 2
    • C07D311/62—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with aryl radicals attached in position 2 with oxygen atoms directly attached in position 3, e.g. anthocyanidins

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Saccharide Compounds (AREA)
  • Pyrane Compounds (AREA)

Abstract

PROCESO DE PREPARACION DE UN EXTRACTO QUE CONTIENE COMPUESTOS POLIFENOLICOS POLIGOMEROS DE TIPO CATEQUICOS, A PARTIR DE FUENTES VEGETALES VARIADAS, CARACTERIZADO POR LAS SIGUIENTES ETAPAS: A) SE EXTRAE EL VEGETAL POR AGUA CALIENTE; B) SE PRECIPITA LOS TANINOS DE LA FASE ACUOSA OBTENIDA POR ADICION DE UNA SAL MINERAL Y SE FILTRAN LOS TANINOS; C) SE TRATA EL FILTRADO SALADO OBTENIDO POR EL ACETATO DE ETILO; D) SE CONCENTRA LA FASE ORGANICA OBTENIDA A PRESION REDUCIDA; E) SE AÑADE AGUA DESTILADA; F) SE ELIMINA EL ACETATO DE ETILO POR EVAPORACION A PRESION REDUCIDA; G) SE LAVA AL MENOS UNA VEZ LA FASE ACUOSA OBTENIDA MEDIANTE UN SOLVENTE CLORADO; H) SE ELIMINA EL SOLVENTE CLORADO RESIDUAL DE LA FASE ACUOSA LAVADA, Y I) SE SECA EL CONCENTRADO ACUOSO OBTENIDO PARA OBTENER UN EXTRACTO.
ES95401611T 1994-07-12 1995-07-05 Procedimiento de preparacion de extractos que contienen compuestos polifenolicos oligomeros de tipo catequicos a partir de fuentes vegetales y extractos obtenidos. Pending ES2082738T1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9408615A FR2722498B1 (fr) 1994-07-12 1994-07-12 Procede de preparation d'extraits contenant des composes polyphenoliques oligomeres de type catechique a partir de xources vegetales et extraits obtenus

Publications (1)

Publication Number Publication Date
ES2082738T1 true ES2082738T1 (es) 1996-04-01

Family

ID=9465287

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95401611T Pending ES2082738T1 (es) 1994-07-12 1995-07-05 Procedimiento de preparacion de extractos que contienen compuestos polifenolicos oligomeros de tipo catequicos a partir de fuentes vegetales y extractos obtenidos.

Country Status (7)

Country Link
EP (1) EP0692480B1 (es)
JP (1) JPH08169838A (es)
CA (1) CA2153646A1 (es)
DE (2) DE692480T1 (es)
ES (1) ES2082738T1 (es)
FR (1) FR2722498B1 (es)
GR (1) GR960300014T1 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6569446B1 (en) 1996-09-20 2003-05-27 The Howard Foundation Solubilization of flavonols
US6238673B1 (en) 1996-09-20 2001-05-29 The Howard Foundation Method of producing high flavonol content polyphenol compositions
SK35599A3 (en) * 1996-09-20 1999-08-06 Howard Foundation Dry composition with flavonol content, a beverage containing such composition and its use
SK284664B6 (sk) * 1998-08-13 2005-08-04 Ing. Csc. Kereste� J�N Biologicky účinná frakcia rastlinného melanínu, spôsob jej výroby, farmaceutický prostriedok s jej obsahom a jej použitie
DE60039080D1 (de) * 1999-04-23 2008-07-10 Asahi Breweries Ltd Verfahren zur Reinigung von Proanthocyanidin-Oligomeren
WO2000078326A1 (en) 1999-06-18 2000-12-28 Dry Creek Nutrition, Inc. Method and composition for preventing or treating adverse physiological effects associated with cardiac disease
ITMI20051485A1 (it) * 2005-07-29 2007-01-30 Indena Spa Estratto da semi d'uva ottenibile per frazionamento su resina
FR3041504A1 (fr) 2015-09-25 2017-03-31 Berkem Dev Composition biocide pour le traitement des bois

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1427100A (fr) * 1964-12-14 1966-02-04 Ile De Rech Pharma Et Therapeu Procédé pour l'obtention d'hydroxyflavanne-3-4-diols
FR2092743A1 (en) 1970-06-15 1972-01-28 Aquitaine Invest Pharma Complete extraction of total flavanol gomers from plats -peripheral - venous activity
GB1541469A (en) 1976-12-01 1979-02-28 Inverni Della Beffa Spa Method of obtaining flavonolic oligomers
US4698360B1 (en) 1985-04-09 1997-11-04 D Investigations Pharmacologiq Plant extract with a proanthocyanidins content as therapeutic agent having radical scavenger effect and use thereof
IT1219732B (it) 1988-06-28 1990-05-24 Tecnofarmaci Spa Frazioni oligomeriche procianidoliche,loro procedimento di preparazione e composizioni farmaceutiche che le contengono
FR2643073B1 (fr) 1989-02-15 1991-08-16 Expansion Rech Phytochimie Procede de preparation d'extraits polyphenoliques de type flavane-3-ol purifies et extraits obtenus

Also Published As

Publication number Publication date
DE692480T1 (de) 1996-10-10
DE69519203D1 (de) 2000-11-30
CA2153646A1 (fr) 1996-01-13
JPH08169838A (ja) 1996-07-02
FR2722498A1 (fr) 1996-01-19
EP0692480B1 (fr) 2000-10-25
FR2722498B1 (fr) 1996-10-11
EP0692480A1 (fr) 1996-01-17
GR960300014T1 (en) 1996-03-31

Similar Documents

Publication Publication Date Title
JPS56109568A (en) Purification of stevia sweetening substance
ES2132700T3 (es) Procedimiento para la preparacion de acido 2-hidroxi-4-metiltio-butirico (mha) y su utilizacion como suplemento de piensos de animales.
ES2082738T1 (es) Procedimiento de preparacion de extractos que contienen compuestos polifenolicos oligomeros de tipo catequicos a partir de fuentes vegetales y extractos obtenidos.
CN1290850C (zh) 银杏叶中银杏内酯b和白果内酯的提取方法
ES2132685T3 (es) Procedimiento para la obtencion de acido 2-hidroxi-4-metiltiobutirico (mha), mha y su utilizacion.
AU728188B2 (en) A process for the simultaneous production of artemisnin and essential oil from the plant artemisia annua
RU95106640A (ru) Гликогеновый полисахарид и способ его получения
JPS5620548A (en) Liquid carbon dioxide extraction of pyrethrins
JPS57133160A (en) Preparation of paprica dyestuff
Collins et al. Studies in rhodopsin. 7. Regeneration of rhodopsin by comminuted ox retina
Ferguson et al. A flavonol neohesperidoside from Jacaranda acutifolia
SU419221A1 (ru) Способ получения псоберана
KR100381363B1 (ko) 김으로부터 고지혈증 개선효과가 있는 포피란을 추출 및정제하는 방법
JPS5651497A (en) Preparation of highly pure high-polymer tannin
ATE123928T1 (de) Aromakonzentrate und herstellung derselben.
JP6294259B2 (ja) β−アルブチンの製造方法
SU540639A1 (ru) Способ получени суммы флавоноидов, обладающих желчегонной активностью
JPS5557584A (en) Preparation of 1'-methyl-2'-(3-pyridyl)-2'-pyrroline
KR100347311B1 (ko) 고순도 감초 정제물 제조방법
SU404480A1 (ru) Ё(4480М.Кл. А 61k 27/14УДК 615.45:615.711.18.5 (088.8)
JPS572237A (en) Separation of medical component of corbicula through extraction and composition comprising it
KR930012031A (ko) 포공영으로부터 항균활성이 높은 엑기스의 추출, 정제방법
SU982696A1 (ru) Способ получени средства,обладающего репаративным действием
SU1143423A1 (ru) Способ получени флавоноидов,обладающих @ -витаминной активностью
SU676585A1 (ru) Способ выделени алкилциклогександиолов