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WO2011022511A3 - Methods of reducing lignin and products thereof - Google Patents

Methods of reducing lignin and products thereof Download PDF

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Publication number
WO2011022511A3
WO2011022511A3 PCT/US2010/045937 US2010045937W WO2011022511A3 WO 2011022511 A3 WO2011022511 A3 WO 2011022511A3 US 2010045937 W US2010045937 W US 2010045937W WO 2011022511 A3 WO2011022511 A3 WO 2011022511A3
Authority
WO
WIPO (PCT)
Prior art keywords
products
methods
reducing lignin
lignin
reducing
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.)
Ceased
Application number
PCT/US2010/045937
Other languages
French (fr)
Other versions
WO2011022511A2 (en
Inventor
Kim Albizati
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.)
Strategic Enzyme Applications Inc
Original Assignee
Strategic Enzyme Applications 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
Application filed by Strategic Enzyme Applications Inc filed Critical Strategic Enzyme Applications Inc
Publication of WO2011022511A2 publication Critical patent/WO2011022511A2/en
Publication of WO2011022511A3 publication Critical patent/WO2011022511A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D307/32—Oxygen atoms
    • C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
    • 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
    • C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
    • C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
    • C07C29/147—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof
    • C07C29/149—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof with hydrogen or hydrogen-containing gases
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/50—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms
    • C07C37/52—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms by splitting polyaromatic compounds, e.g. polyphenolalkanes
    • C07C37/54—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms by splitting polyaromatic compounds, e.g. polyphenolalkanes by hydrolysis of lignin or sulfite waste liquor
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/285—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with peroxy-compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)

Abstract

Provided herein is a method of reducing purified lignin. Further disclosed herein are aromatic and non-aromatic compounds obtained from reduced lignin.
PCT/US2010/045937 2009-08-19 2010-08-18 Methods of reducing lignin and products thereof Ceased WO2011022511A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US23527609P 2009-08-19 2009-08-19
US61/235,276 2009-08-19

Publications (2)

Publication Number Publication Date
WO2011022511A2 WO2011022511A2 (en) 2011-02-24
WO2011022511A3 true WO2011022511A3 (en) 2011-05-05

Family

ID=43607580

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2010/045937 Ceased WO2011022511A2 (en) 2009-08-19 2010-08-18 Methods of reducing lignin and products thereof

Country Status (1)

Country Link
WO (1) WO2011022511A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9359391B2 (en) * 2014-03-14 2016-06-07 Wisconsin Alumni Research Foundation Selective C—O bond cleavage of oxidized lignin and lignin-type materials into simple aromatic compounds

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4782167A (en) * 1987-01-23 1988-11-01 E. I. Du Pont De Nemours And Company Process for preparing butyrolactones and butanediols
US5698749A (en) * 1995-09-06 1997-12-16 The Standard Oil Company Catalysts for the hydrogenation of aqueous maleic acid to 1,4-butanediol
US20060167323A1 (en) * 2002-06-11 2006-07-27 Michael Hesse Two-stage method for producing butane diol with intermediated separation of succinic anhydride
WO2008115840A2 (en) * 2007-03-16 2008-09-25 Genomatica, Inc. Compositions and methods for the biosynthesis of 1,4-butanediol and its precursors

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4782167A (en) * 1987-01-23 1988-11-01 E. I. Du Pont De Nemours And Company Process for preparing butyrolactones and butanediols
US5698749A (en) * 1995-09-06 1997-12-16 The Standard Oil Company Catalysts for the hydrogenation of aqueous maleic acid to 1,4-butanediol
US20060167323A1 (en) * 2002-06-11 2006-07-27 Michael Hesse Two-stage method for producing butane diol with intermediated separation of succinic anhydride
WO2008115840A2 (en) * 2007-03-16 2008-09-25 Genomatica, Inc. Compositions and methods for the biosynthesis of 1,4-butanediol and its precursors

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
YANG-PING SUN ET AL.: "Aromatic products from reaction of lignin model compo unds with UV-alkaline peroxide", JOURNAL OF WOOD CHEMISTRY AND TECHNOLOGY, vol. 17, no. 3, 1997, pages 209 - 222 *

Also Published As

Publication number Publication date
WO2011022511A2 (en) 2011-02-24

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