NL243096A - - Google Patents

Info

Publication number
NL243096A
NL243096A NL243096DA NL243096A NL 243096 A NL243096 A NL 243096A NL 243096D A NL243096D A NL 243096DA NL 243096 A NL243096 A NL 243096A
Authority
NL
Netherlands
Application number
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.)
Publication date
Publication of NL243096A publication Critical patent/NL243096A/xx

Links

Classifications

    • 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
    • C07C29/88—Separation; Purification; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification of at least one compound
    • C07C29/92—Separation; Purification; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification of at least one compound by a consecutive conversion and reconstruction
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B61/00—Other general methods
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C47/00—Compounds having —CHO groups
    • C07C47/02—Saturated compounds having —CHO groups bound to acyclic carbon atoms or to hydrogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
    • C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
    • C07D207/24—Oxygen or sulfur atoms
    • C07D207/26—2-Pyrrolidones
    • C07D207/273—2-Pyrrolidones 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 other ring carbon atoms
    • C07D207/277—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D207/28—2-Pyrrolidone-5- carboxylic acids; Functional derivatives thereof, e.g. esters, nitriles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
    • C07D317/12—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
    • C07D317/32—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings 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
NL243096D 1958-09-09 NL243096A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DET15601A DE1240525B (de) 1958-09-09 1958-09-09 Verfahren zur Gewinnung von Alkoholen, Carbonsaeuren oder Aldehyden aus ihren waessrigen Loesungen in Form ihrer Ester, Acetale oder Esteracetale

Publications (1)

Publication Number Publication Date
NL243096A true NL243096A (xx) 1900-01-01

Family

ID=7547969

Family Applications (1)

Application Number Title Priority Date Filing Date
NL243096D NL243096A (xx) 1958-09-09

Country Status (3)

Country Link
DE (1) DE1240525B (xx)
GB (1) GB933714A (xx)
NL (1) NL243096A (xx)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1294390B (de) * 1964-09-12 1969-05-08 Basf Ag Verfahren zur Reinigung von rohem Dioxolan
US4076948A (en) 1968-10-10 1978-02-28 El Paso Products Company Process for treatment of adipic acid mother liquor
US4375552A (en) 1969-01-31 1983-03-01 C. P. Hall Company Nitric acid process for production of adipic acid from hydrocarbons
US4058555A (en) 1969-07-18 1977-11-15 El Paso Products Company Process for the purification of mixed acids
US4105856A (en) * 1970-09-29 1978-08-08 El Paso Products Company Recovery process for aqueous waste streams in adipic acid systems
US4358347A (en) * 1982-01-26 1982-11-09 The Dow Chemical Company Removal of trace aldehydes from carboxylic acids
JPS6036479A (ja) * 1983-08-08 1985-02-25 Kotobuki Seiyaku Kk １，３−ジオキサン誘導体、本化合物を有効成分とする抗潰瘍剤及びその製造方法
US5599976A (en) * 1995-04-07 1997-02-04 Hoechst Celanese Corporation Recovery of acetic acid from dilute aqueous streams formed during a carbonylation process
AU767876B2 (en) 1999-03-11 2003-11-27 Zeachem Inc. Process for producing ethanol
US7074603B2 (en) 1999-03-11 2006-07-11 Zeachem, Inc. Process for producing ethanol from corn dry milling
EP1813590A1 (en) * 1999-03-11 2007-08-01 ZeaChem Inc. Process for recovering an ester
WO2005073161A1 (en) 2004-01-29 2005-08-11 Zeachem Inc. Recovery of organic acids
US8329436B2 (en) 2007-02-09 2012-12-11 Zeachem, Inc. Method of making propanol and ethanol from plant material by biological conversion and gasification
EP2252697A4 (en) 2008-02-07 2012-05-30 Zeachem Inc INDIRECT PRODUCTION OF BUTANOL AND HEXANOL
EP2274435A4 (en) 2008-05-07 2012-06-20 Zeachem Inc RECOVERING ORGANIC ACIDS
FR2931150B1 (fr) * 2008-05-19 2010-07-30 Rhodia Poliamida E Especialidades Ltda Procede de purification du glycerol brut
BRPI0902550B1 (pt) * 2009-01-05 2018-04-24 Senai/dr-ba-serviço Nacional De Aprendizagem Industrial, Departamento Regional Da Bahia Processo de purificação da glicerina loura, oriunda da transesterificação do biodiesel
EP2272818A1 (en) * 2009-07-01 2011-01-12 Rhodia Poliamida E Especialidades Ltda Process to obtain a mixture of lower carboxylic mono, di and triesters from raw glycerin
EP2295394A1 (en) * 2009-09-11 2011-03-16 Rhodia Poliamida E Especialidades Ltda Process for the purification of crude glycerol
FR2964658B1 (fr) * 2010-09-15 2013-01-04 Rhodia Operations Procede de fabrication de dioxolane
FI20106311A (fi) 2010-12-10 2012-06-11 Kemira Oyj Menetelmä orgaanisen hapon talteenottamiseksi laimeasta vesiliuoksesta
BR112014006971A2 (pt) * 2011-09-30 2017-04-11 Rhodia Poliamida E Especialidades Ltda processos para a produção de compostos de dioxolano
CN104926638A (zh) * 2015-05-05 2015-09-23 湖北省宏源药业科技股份有限公司 一种连续浓缩乙醛酸的方法及装置
BR112020009129A2 (pt) * 2017-11-09 2020-10-20 Braskem S.A. processo para a recuperação de cetonas e glicóis a partir de fermentação
CN110746270B (zh) * 2019-11-04 2023-06-06 江苏扬农化工集团有限公司 一种环氧氯丙烷废水资源化利用的方法
FR3112964B1 (fr) * 2020-07-28 2024-01-05 Ifp Energies Now Procede d’extraction liquide-liquide reactive

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2673222A (en) * 1949-12-31 1954-03-23 Standard Oil Dev Co Separation of isomeric alcohols by selective acetalization

Also Published As

Publication number Publication date
DE1240525C2 (xx) 1967-11-23
DE1240525B (de) 1967-05-18
GB933714A (en) 1963-08-14

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