ATE411336T1 - Verfahren zur behandlung von birkenrinde und die isolierung von natürlichen produkten davon - Google Patents

Verfahren zur behandlung von birkenrinde und die isolierung von natürlichen produkten davon

Info

Publication number
ATE411336T1
ATE411336T1 AT00952707T AT00952707T ATE411336T1 AT E411336 T1 ATE411336 T1 AT E411336T1 AT 00952707 T AT00952707 T AT 00952707T AT 00952707 T AT00952707 T AT 00952707T AT E411336 T1 ATE411336 T1 AT E411336T1
Authority
AT
Austria
Prior art keywords
birch bark
isolation
natural products
treating
acid
Prior art date
Application number
AT00952707T
Other languages
English (en)
Inventor
Pavel Krasutsky
Robert Carlson
Vitaliy Nesterenko
Igor Kolomitsyn
Chris Edwardson
Original Assignee
Univ Minnesota
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 Univ Minnesota filed Critical Univ Minnesota
Application granted granted Critical
Publication of ATE411336T1 publication Critical patent/ATE411336T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
    • C07D303/02—Compounds containing oxirane rings
    • C07D303/38—Compounds containing oxirane rings with hydrocarbon radicals, substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • 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
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/86—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/01—Saturated compounds having only one carboxyl group and containing hydroxy or O-metal groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/01—Saturated compounds having only one carboxyl group and containing hydroxy or O-metal groups
    • C07C59/10—Polyhydroxy carboxylic acids
    • C07C59/105—Polyhydroxy carboxylic acids having five or more carbon atoms, e.g. aldonic acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J63/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by expansion of only one ring by one or two atoms
    • C07J63/008—Expansion of ring D by one atom, e.g. D homo steroids
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D21B1/023—Cleaning wood chips or other raw materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Steroid Compounds (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Epoxy Compounds (AREA)
  • Distillation Of Fermentation Liquor, Processing Of Alcohols, Vinegar And Beer (AREA)
  • Meat, Egg Or Seafood Products (AREA)
AT00952707T 1999-08-10 2000-08-10 Verfahren zur behandlung von birkenrinde und die isolierung von natürlichen produkten davon ATE411336T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/371,298 US6392070B1 (en) 1999-08-10 1999-08-10 Birch bark processing and the isolation of natural products from birch bark

Publications (1)

Publication Number Publication Date
ATE411336T1 true ATE411336T1 (de) 2008-10-15

Family

ID=23463383

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00952707T ATE411336T1 (de) 1999-08-10 2000-08-10 Verfahren zur behandlung von birkenrinde und die isolierung von natürlichen produkten davon

Country Status (9)

Country Link
US (5) US6392070B1 (de)
EP (1) EP1206481B1 (de)
JP (1) JP2003522130A (de)
AT (1) ATE411336T1 (de)
AU (1) AU6535300A (de)
CA (1) CA2381967A1 (de)
DE (1) DE60040547D1 (de)
NO (1) NO20020651L (de)
WO (1) WO2001010885A2 (de)

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AU1050502A (en) * 2000-09-13 2002-03-26 Akzo Nobel Nv Primer coating of steel
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US7557073B2 (en) * 2001-12-31 2009-07-07 Advanced Technology Materials, Inc. Non-fluoride containing supercritical fluid composition for removal of ion-implant photoresist
US7326673B2 (en) * 2001-12-31 2008-02-05 Advanced Technology Materials, Inc. Treatment of semiconductor substrates using long-chain organothiols or long-chain acetates
DE10204271B4 (de) * 2002-02-02 2004-01-15 Boehringer Ingelheim Pharma Gmbh & Co. Kg Verfahren zur Gewinnung von Betulinsäure-Monoethanolat
US6943260B2 (en) 2002-02-02 2005-09-13 Boehringer Ingelheim Pharma Gmbh & Co. Kg Process for obtaining betulinic acid
US7002044B2 (en) * 2002-08-15 2006-02-21 The University Of Connecticut Catalysis by water-soluble organometallic complexes in water-in-densified fluid microemulsions
FI116898B (sv) * 2003-08-13 2006-03-31 Hormos Nutraceutical Oy Ltd Förbättrad metod för utvinning av hydroximatairesinol
US20060127510A1 (en) * 2003-12-30 2006-06-15 Natural Pharmaceuticals, Inc. Harvesting and pelletizing yew biomass for extraction of taxanes and other natural products
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US7426948B2 (en) * 2004-10-08 2008-09-23 Phibrowood, Llc Milled submicron organic biocides with narrow particle size distribution, and uses thereof
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WO2006133314A2 (en) * 2005-06-08 2006-12-14 Regents Of The University Of Minnesota Synthesis of betulonic and betulinic aldehydes
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US20070254051A1 (en) * 2006-03-20 2007-11-01 Dominique Richard Chelation with concentrated plant stem cell therapy
WO2007121482A1 (en) * 2006-04-18 2007-10-25 Regents Of The University Of Minnesota Depolymerization extraction of compounds from birch bark
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US8142818B2 (en) * 2006-09-12 2012-03-27 Himalaya Global Holdings Limited Herbal composition for the prevention of wrinkles and skin disorders, methods of preparing the same and uses thereof
CZ301038B6 (cs) * 2007-01-15 2009-10-21 Univerzita Karlova v Praze, Prírodovedecká fakulta Zpusob prípravy betulin-diacetátu z brezové kury z papíren
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US20110070330A1 (en) * 2007-09-06 2011-03-24 Ultra Maturation, Llc Increasing Ester Concentrations in Ethanol-Based Solutions
PT2326766E (pt) * 2008-08-15 2012-08-01 Hercules Inc Aditivos para a despolpagem para diminuir a resina proveniente de polpa kraft
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KR101129226B1 (ko) * 2009-12-14 2012-03-27 한국에너지기술연구원 자작나무 수피로부터 초 고순도 베툴린과 고순도 베툴린산의 동시 생산방법과 그 장치
CZ20996U1 (cs) * 2010-05-06 2010-06-14 RNDr. Jan Šarek, Ph.D. - Betulinines Topický prípravek
US8658227B2 (en) * 2011-03-02 2014-02-25 Leslie Marie Radentz Botanical formulation derived from birch bark
FI123346B (fi) 2011-05-24 2013-02-28 Upm Kymmene Corp Menetelmä koivunkuoren käsittelemiseksi ja tuotteen käyttäminen
RU2463306C1 (ru) * 2011-07-28 2012-10-10 Вячеслав Александрович Яновский Способ очистки бетулина
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ES2935595T3 (es) 2015-09-16 2023-03-08 Apeel Tech Inc Método de formación de un recubrimiento protector aplicando compuestos de glicéridos de ácidos grasos a una superficie
CZ306293B6 (cs) * 2015-09-30 2016-11-16 Univerzita Karlova V Praze Způsob purifikace betulinu a lupeolu, betulin a lupeol připravitelné tímto způsobem
JP6549326B2 (ja) 2015-12-10 2019-07-24 アピール テクノロジー，インコーポレイテッド 保護コーティングを形成するための植物抽出物組成物
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Also Published As

Publication number Publication date
US6392070B1 (en) 2002-05-21
DE60040547D1 (de) 2008-11-27
WO2001010885A2 (en) 2001-02-15
JP2003522130A (ja) 2003-07-22
US20050158414A1 (en) 2005-07-21
US6815553B2 (en) 2004-11-09
WO2001010885A3 (en) 2001-09-27
EP1206481B1 (de) 2008-10-15
US6634575B2 (en) 2003-10-21
US20020070167A1 (en) 2002-06-13
EP1206481A2 (de) 2002-05-22
US6768016B2 (en) 2004-07-27
NO20020651D0 (no) 2002-02-08
US7264184B2 (en) 2007-09-04
US20020043577A1 (en) 2002-04-18
NO20020651L (no) 2002-04-10
US20030109727A1 (en) 2003-06-12
AU6535300A (en) 2001-03-05
CA2381967A1 (en) 2001-02-15

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