DE60300536D1 - Alpha-methylenlacton synthese in superkritischen flüssigkeiten - Google Patents

Alpha-methylenlacton synthese in superkritischen flüssigkeiten

Info

Publication number
DE60300536D1
DE60300536D1 DE60300536T DE60300536T DE60300536D1 DE 60300536 D1 DE60300536 D1 DE 60300536D1 DE 60300536 T DE60300536 T DE 60300536T DE 60300536 T DE60300536 T DE 60300536T DE 60300536 D1 DE60300536 D1 DE 60300536D1
Authority
DE
Germany
Prior art keywords
methylenlacton
alpha
synthesis
supercritical liquids
supercritical
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.)
Expired - Fee Related
Application number
DE60300536T
Other languages
English (en)
Other versions
DE60300536T2 (de
Inventor
W Hutchenson
E Manzer
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE60300536D1 publication Critical patent/DE60300536D1/de
Application granted granted Critical
Publication of DE60300536T2 publication Critical patent/DE60300536T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/34—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D309/36—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms
    • C07D309/38—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms one oxygen atom in position 2 or 4, e.g. pyrones
    • 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
    • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
    • C07D307/58—One oxygen atom, e.g. butenolide
    • 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
    • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Furan Compounds (AREA)
DE60300536T 2002-01-07 2003-01-07 Alpha-methylenlacton synthese in superkritischen flüssigkeiten Expired - Fee Related DE60300536T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US34636402P 2002-01-07 2002-01-07
US346364P 2002-01-07
PCT/US2003/000330 WO2003057686A1 (en) 2002-01-07 2003-01-07 Alpha-methylenelactone synthesis in supercritical fluids

Publications (2)

Publication Number Publication Date
DE60300536D1 true DE60300536D1 (de) 2005-05-25
DE60300536T2 DE60300536T2 (de) 2006-02-23

Family

ID=23359047

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60300536T Expired - Fee Related DE60300536T2 (de) 2002-01-07 2003-01-07 Alpha-methylenlacton synthese in superkritischen flüssigkeiten

Country Status (8)

Country Link
US (1) US7314942B2 (de)
EP (1) EP1470118B1 (de)
JP (1) JP2005515220A (de)
KR (1) KR20040081111A (de)
AU (1) AU2003235758A1 (de)
DE (1) DE60300536T2 (de)
TW (1) TW200301763A (de)
WO (1) WO2003057686A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6946563B2 (en) * 2003-06-16 2005-09-20 E. I. Du Pont De Nemours And Company Production of 5-methyl-dihydro-furan-2-one from levulinic acid in supercritical media
US7166727B2 (en) * 2004-07-27 2007-01-23 E. I. Du Pont De Nemours And Company Supercritical fluid phase synthesis of methylene lactones using novel grafted catalyst
US7161014B2 (en) 2004-07-27 2007-01-09 E. I. Du Pont De Nemours And Company Gas phase synthesis of methylene lactones using novel grafted catalyst
US7164032B2 (en) * 2004-07-27 2007-01-16 E. I. Du Pont De Nemours And Company Supercritical fluid phase synthesis of methylene lactones using novel catalyst field of invention
US7153981B2 (en) * 2004-07-27 2006-12-26 E. I. Du Pont De Nemours And Company Supercritical fluid phase synthesis of methylene lactones using oxynitride catalyst
US20060100448A1 (en) * 2004-11-10 2006-05-11 Manzer Leo E Process for the production of Y-methyl-A-methylene-Y-butyrolactone from reaction of levulinic acid and hydrogen in the liquid phase followed by reaction of crude-Y-valerolactone and formaldehyde
US20060100450A1 (en) * 2004-11-10 2006-05-11 Manzer Leo E Process for the production of y-methyl-a-methylene-y-butyrolactone from reaction of levulinic acid and hydrogen followed by reaction of crude y-valerolactone and formaldehyde, both reactions being carried out in the supercritical or near-critical fluid phase
US20060100447A1 (en) * 2004-11-10 2006-05-11 Manzer Leo E Process for the production of y-methyl-a-methylene-y-butyrolactone from reaction of levulinic acid and hydrogen with recycle of unreacted levulinic acid followed by reaction of crude y-valerolactone and formaldehyde, both reactions being carried out in the supercritical or near-critical fluid phase
US20070073067A1 (en) * 2005-08-25 2007-03-29 Hutchenson Keith W Supercritical fluid phase synthesis of methylene lactones using catalysts derived from hydrotalcites
JP5970464B2 (ja) 2010-11-11 2016-08-17 セゲティス インコーポレーテッドＳｅｇｅｔｉｓ，Ｉｎｃ イオン性ポリマー、製造方法、およびその使用
GB201217541D0 (en) 2012-10-01 2012-11-14 Lucite Int Uk Ltd A process for production of a silica-supported alkali metal catalyst
CN103664840B (zh) * 2013-11-12 2016-01-13 中国人民解放军第二军医大学 滇南羊耳菊内酯a及其衍生物在制备抗炎药物中的应用
CN104926761B (zh) * 2014-03-18 2017-03-29 中国人民解放军第二军医大学 异氰酸酯、苯甲酸及肉桂酸取代的滇南洋耳菊内酯类似物及其合成与应用
JP6863067B2 (ja) * 2017-05-17 2021-04-21 Dic株式会社 δ−バレロラクトン骨格含有樹脂
WO2022104287A1 (en) * 2020-11-16 2022-05-19 Abbey Kirk J Method for producing alpha-methylene lactones

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2000041A1 (en) 1988-10-13 1990-04-13 Barry S. Orlek Compounds
FR2695931B1 (fr) 1992-09-24 1994-10-28 Madeca Procédé pour l'obtention de lactone sesquiterpénique de parthénolide, et préparation thérapeutique contenant un tel produit pour le traitement de la migraine.
JP3148134B2 (ja) 1996-10-18 2001-03-19 三菱レイヨン株式会社 α−メチレン−γ−ブチロラクトン類の製造方法
DE60005318T2 (de) 1999-03-30 2004-07-08 E.I. Du Pont De Nemours And Co., Wilmington Verfahren zur herstellung von alpha-methylenlactonen

Also Published As

Publication number Publication date
JP2005515220A (ja) 2005-05-26
EP1470118A1 (de) 2004-10-27
EP1470118B1 (de) 2005-04-20
KR20040081111A (ko) 2004-09-20
TW200301763A (en) 2003-07-16
AU2003235758A1 (en) 2003-07-24
DE60300536T2 (de) 2006-02-23
US20030166949A1 (en) 2003-09-04
US7314942B2 (en) 2008-01-01
WO2003057686A1 (en) 2003-07-17

Similar Documents

Publication Publication Date Title
NO20054681D0 (no) Farmasoytiske produkter
ATE339364T1 (de) Zusammenfaltbarer behälter
ATE411944T1 (de) Zusammenlegbarer behälter
SE0302991L (sv) Spånskiva
DE60318132D1 (de) Haarwaschmittel
ATE519381T1 (de) Ernährungsriegel
DE602004010045D1 (de) Zusammenlegbarer Behälter
DE60300536D1 (de) Alpha-methylenlacton synthese in superkritischen flüssigkeiten
DE60319547D1 (de) Haarwaschmittel
DE60301127D1 (de) Methylenlacton synthese in superkritischen flüssigkeiten
DE50300903D1 (de) Säuleneinheit
DE602004014610D1 (de) Fluidproduktspender
DE50300435D1 (de) Möbelsäule
DE60332980D1 (de) Sprachsynthese
DE602004003057D1 (de) Fluidproduktspender
DK1691751T3 (da) Hygiejneprodukt
DE60330875D1 (de) Fluidproduktspender
FI20021444A (fi) Tuoteseos
DE602004008340D1 (de) Fluidproduktspender
FR2850973B1 (fr) Produit bi-composant
DE60017455D1 (de) Fruktosepolymer synthese in plastiden monokotyler planzen
ITMI20042173A1 (it) Procedimento di sintesi di 2,3-diidro-1-alchil-1h-1,4-benzodiazepine, in particolare di medazepam
SE0203686D0 (sv) Dryck
FI20030830A0 (fi) Lääkevalmiste
FI5970U1 (fi) Tuotepakkaus

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee