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BR8008666A - Um processo aperfeicoada para manufatura de acido levulinico e seus esteres - Google Patents

Um processo aperfeicoada para manufatura de acido levulinico e seus esteres

Info

Publication number
BR8008666A
BR8008666A BR8008666A BR8008666A BR8008666A BR 8008666 A BR8008666 A BR 8008666A BR 8008666 A BR8008666 A BR 8008666A BR 8008666 A BR8008666 A BR 8008666A BR 8008666 A BR8008666 A BR 8008666A
Authority
BR
Brazil
Prior art keywords
esters
manufacturing
levulinic acid
perfect process
perfect
Prior art date
Application number
BR8008666A
Other languages
English (en)
Inventor
Chien Hsu Chin
D Chasar
Original Assignee
Goodrich Co B F
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 Goodrich Co B F filed Critical Goodrich Co B F
Publication of BR8008666A publication Critical patent/BR8008666A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/39—Preparation of carboxylic acid esters by oxidation of groups which are precursors for the acid moiety of the ester
    • 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
    • C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR8008666A 1979-05-07 1980-04-14 Um processo aperfeicoada para manufatura de acido levulinico e seus esteres BR8008666A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/036,718 US4236021A (en) 1979-05-07 1979-05-07 Process for the manufacture of levulinic acid and esters
PCT/US1980/000454 WO1980002423A1 (en) 1979-05-07 1980-04-14 An improved process for the manufacture of levulinic acid and esters

Publications (1)

Publication Number Publication Date
BR8008666A true BR8008666A (pt) 1981-03-31

Family

ID=21890220

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8008666A BR8008666A (pt) 1979-05-07 1980-04-14 Um processo aperfeicoada para manufatura de acido levulinico e seus esteres

Country Status (8)

Country Link
US (1) US4236021A (pt)
EP (1) EP0028234A4 (pt)
JP (1) JPS56500451A (pt)
BE (1) BE883067A (pt)
BR (1) BR8008666A (pt)
CA (1) CA1140579A (pt)
IT (1) IT1141938B (pt)
WO (1) WO1980002423A1 (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT392468B (de) * 1989-06-05 1991-04-10 Chemie Linz Gmbh Verfahren zur herstellung lagerstabiler laevulinsaeure
US5189215A (en) * 1989-06-05 1993-02-23 Chemie Linz Gesellschaft M.B.H. Process for the preparation of storage-stable levulinic acid
US5892107A (en) * 1996-11-08 1999-04-06 Arkenol, Inc. Method for the production of levulinic acid
RU2158192C1 (ru) * 1999-11-25 2000-10-27 Институт химии и химической технологии СО РАН Способ химической переработки древесины
RU2203279C1 (ru) * 2001-10-22 2003-04-27 Институт химии и химической технологии СО РАН Способ получения простых эфиров 5-гидроксиметилфурфурола
US7265239B2 (en) * 2005-08-26 2007-09-04 Shell Oil Company Process for the conversion of furfuryl alcohol into levulinic acid or alkyl levulinate
US20100279361A1 (en) * 2007-05-02 2010-11-04 Mascoma Corporation Two-stage method for pretreatment of lignocellulosic biomass
US8372164B2 (en) * 2007-12-19 2013-02-12 Shell Oil Company Gasoline composition and process for the preparation of alkylfurfuryl ether
CN102405205A (zh) 2009-03-05 2012-04-04 赛格提斯公司 制备乙酰丙酸烷基酯的方法
US8138371B2 (en) * 2009-03-11 2012-03-20 Biofine Technologies Llc Production of formic acid
CN104066705B (zh) 2011-11-23 2016-12-07 Gf生化有限公司 制备乙酰丙酸的方法
US9174909B2 (en) 2012-02-02 2015-11-03 Wisconsin Alumni Research Foundation Two-stage, acid-catalyzed conversion of carbohydrates into levulinic acid
US9290429B2 (en) * 2012-08-02 2016-03-22 Danmarks Tekniske Universitet Conversion of carbohydrates to levulinic acid esters
US9073841B2 (en) 2012-11-05 2015-07-07 Segetis, Inc. Process to prepare levulinic acid
EP3115351A1 (en) 2015-07-10 2017-01-11 GFBiochemicals Ltd. Levulinic acid compositions
EP3115353A1 (en) 2015-07-10 2017-01-11 GFBiochemicals Ltd. Process for the isolation of levulinic acid
EP3115352A1 (en) 2015-07-10 2017-01-11 GFBiochemicals Ltd. Process for the isolation of levulinic acid
WO2018112778A1 (en) * 2016-12-21 2018-06-28 Rhodia Operations Process for the preparation of levulinate esters
CN110963914B (zh) * 2018-09-29 2022-12-09 中国科学院宁波材料技术与工程研究所 通过调控含水量制备乙酰丙酸烷基酯的方法
CN116529232A (zh) * 2020-09-23 2023-08-01 博奥股份公司 用于生产乙酰丙酸的方法
AT528164A1 (de) 2024-04-11 2025-10-15 Kanzler Verfahrenstechnik Gmbh Verfahren zur Herstellung von Gamma-Valerolacton aus Furfurylalkohol

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2171795A (en) * 1936-04-29 1939-09-05 Rohm & Haas Distillation of polymerizable materials
US2763665A (en) * 1951-07-31 1956-09-18 Howards Ilford Ltd Process for the manufacture of levulinic acid esters
US3031380A (en) * 1959-11-16 1962-04-24 Pacific Lab Inc Process for enzyme production
US3203964A (en) * 1961-11-06 1965-08-31 Quaker Oats Co Preparation of levulinic acid esters from furfuryl alcohol
US3358014A (en) * 1964-02-03 1967-12-12 Quaker Oats Co Purification of furfuryl alcoholderived levulinic esters
US3347752A (en) * 1965-03-26 1967-10-17 Merck & Co Inc Microbiological cleavage process for resolving racemic alpha-methyl-beta-(3, 4,-dihydroxyphenyl)-alanine
US3752849A (en) * 1970-03-18 1973-08-14 Otsuka Kagaku Yakuhin Manufacture of levulinic acid
US3729386A (en) * 1971-01-04 1973-04-24 Du Pont Organic isocyanate recovery process by distillation with a tar-thinning agent and a stripping agent
CA947214A (en) * 1971-04-02 1974-05-14 Antoine D'iorio Resolution of racemates of ring-substituted phenylalanines
JPS5233194B2 (pt) * 1973-04-24 1977-08-26
US3963573A (en) * 1975-03-03 1976-06-15 The Procter & Gamble Company Process for producing N-acyl-L-methionine
FR2352827A1 (fr) * 1976-05-26 1977-12-23 Rhone Poulenc Ind Complexes support-aminoacylase

Also Published As

Publication number Publication date
WO1980002423A1 (en) 1980-11-13
CA1140579A (en) 1983-02-01
IT8021702A0 (it) 1980-04-29
EP0028234A4 (en) 1981-08-27
IT1141938B (it) 1986-10-08
US4236021A (en) 1980-11-25
JPS56500451A (pt) 1981-04-09
BE883067A (fr) 1980-08-18
EP0028234A1 (en) 1981-05-13

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