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
Links
Classifications
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DET15601A DE1240525B (en) | 1958-09-09 | 1958-09-09 | Process for the production of alcohols, carboxylic acids or aldehydes from their aqueous solutions in the form of their esters, acetals or ester acetals |
Publications (1)
Publication Number | Publication Date |
---|---|
NL243096A true NL243096A (en) | 1900-01-01 |
Family
ID=7547969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL243096D NL243096A (en) | 1958-09-09 |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1240525B (en) |
GB (1) | GB933714A (en) |
NL (1) | NL243096A (en) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1294390B (en) * | 1964-09-12 | 1969-05-08 | Basf Ag | Process for the purification of crude dioxolane |
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 (en) * | 1983-08-08 | 1985-02-25 | Kotobuki Seiyaku Kk | 1,3-dioxane derivative, antiulcerative containing the same as an active ingredient and its preparation |
US5599976A (en) * | 1995-04-07 | 1997-02-04 | Hoechst Celanese Corporation | Recovery of acetic acid from dilute aqueous streams formed during a carbonylation process |
CN100575331C (en) | 1999-03-11 | 2009-12-30 | 齐凯姆公司 | A kind of production alcoholic acid method |
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 |
CN1938257A (en) | 2004-01-29 | 2007-03-28 | 齐凯姆公司 | 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 |
AU2009212131A1 (en) | 2008-02-07 | 2009-08-13 | Zeachem Inc. | Indirect production of butanol and hexanol |
EP2274435A4 (en) | 2008-05-07 | 2012-06-20 | Zeachem Inc | Recovery of organic acids |
FR2931150B1 (en) * | 2008-05-19 | 2010-07-30 | Rhodia Poliamida E Especialidades Ltda | PROCESS FOR PURIFYING RAW GLYCEROL |
BRPI0902550B1 (en) * | 2009-01-05 | 2018-04-24 | Senai/dr-ba-serviço Nacional De Aprendizagem Industrial, Departamento Regional Da Bahia | BLOND GLYCERIN PURIFICATION PROCESS, FROM BIODIESEL TRANSESTERIFICATION |
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 (en) * | 2010-09-15 | 2013-01-04 | Rhodia Operations | PROCESS FOR PRODUCING DIOXOLANE |
FI20106311A (en) | 2010-12-10 | 2012-06-11 | Kemira Oyj | A method for recovering an organic acid from a dilute aqueous solution |
BR112014006971A2 (en) * | 2011-09-30 | 2017-04-11 | Rhodia Poliamida E Especialidades Ltda | processes for the production of dioxolane compounds |
CN104926638A (en) * | 2015-05-05 | 2015-09-23 | 湖北省宏源药业科技股份有限公司 | Method and device for continuously concentrating glyoxylic acid |
EP3707267A1 (en) * | 2017-11-09 | 2020-09-16 | Braskem S.A. | Process for the recovery of ketones and glycols from fermentation |
CN110746270B (en) * | 2019-11-04 | 2023-06-06 | 江苏扬农化工集团有限公司 | Method for recycling epichlorohydrin wastewater |
FR3112964B1 (en) * | 2020-07-28 | 2024-01-05 | Ifp Energies Now | REACTIVE LIQUID-LIQUID EXTRACTION PROCESS |
Family Cites Families (1)
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 |
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0
- NL NL243096D patent/NL243096A/xx unknown
-
1958
- 1958-09-09 DE DET15601A patent/DE1240525B/en active Granted
-
1959
- 1959-08-28 GB GB29421/59A patent/GB933714A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1240525B (en) | 1967-05-18 |
DE1240525C2 (en) | 1967-11-23 |
GB933714A (en) | 1963-08-14 |