BE838754A - IMPROVED PROCESS FOR THE PREPARATION OF DIMETHYLOL-2, 2-ALCANALS - Google Patents
IMPROVED PROCESS FOR THE PREPARATION OF DIMETHYLOL-2, 2-ALCANALSInfo
- Publication number
- BE838754A BE838754A BE164472A BE164472A BE838754A BE 838754 A BE838754 A BE 838754A BE 164472 A BE164472 A BE 164472A BE 164472 A BE164472 A BE 164472A BE 838754 A BE838754 A BE 838754A
- Authority
- BE
- Belgium
- Prior art keywords
- alcanals
- dimethylol
- preparation
- improved process
- improved
- Prior art date
Links
Classifications
-
- 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
- C07C47/19—Saturated compounds having —CHO groups bound to acyclic carbon atoms or to hydrogen containing hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/673—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by change of size of the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
- C07C45/75—Reactions with formaldehyde
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (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 |
---|---|---|---|
DE19752507461 DE2507461C3 (en) | 1975-02-21 | 1975-02-21 | Process for the preparation of 2,2-dimethylolalkanals |
Publications (1)
Publication Number | Publication Date |
---|---|
BE838754A true BE838754A (en) | 1976-08-20 |
Family
ID=5939438
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE164472A BE838754A (en) | 1975-02-21 | 1976-02-20 | IMPROVED PROCESS FOR THE PREPARATION OF DIMETHYLOL-2, 2-ALCANALS |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE838754A (en) |
DE (1) | DE2507461C3 (en) |
FR (1) | FR2301505A1 (en) |
GB (1) | GB1535826A (en) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2714516A1 (en) * | 1977-04-01 | 1978-10-05 | Bayer Ag | METHOD OF MANUFACTURING 2,2-DIMETHYLOL ALK CHANNELS |
DE2813201A1 (en) * | 1978-03-25 | 1979-10-04 | Bayer Ag | METHOD OF MANUFACTURING 2,2-DIMETHYLOL ALK CHANNELS |
DE3061482D1 (en) * | 1979-04-04 | 1983-02-03 | Henkel Corp | Gem-bis (hydroxymethyl) alcohols and mixtures thereof with diols, process for their preparation and a process for the preparation of polyurethanes therefrom |
DE3025352A1 (en) | 1980-07-04 | 1982-02-04 | Basf Ag, 6700 Ludwigshafen | ALKOXIALKYLAMINOTRIAZIN CIRCUIT PRODUCTS AND THEIR USE |
DE3138548A1 (en) | 1981-09-28 | 1983-04-07 | Basf Ag, 6700 Ludwigshafen | METHOD FOR PRODUCING AMINOPLASTIC RESINS AND THE USE THEREOF |
DE3340791A1 (en) * | 1983-11-11 | 1985-05-23 | Basf Ag, 6700 Ludwigshafen | METHOD FOR PRODUCING TRIMETHYLOLALCANES FROM ALKANALS AND FORMALDEHYDES |
DE3715035A1 (en) * | 1987-05-06 | 1988-11-17 | Basf Ag | METHOD FOR THE PRODUCTION OF TRIALKYLAMINES AND METHYL FORMATE IN THE PRODUCTION OF TRIMETHYLOLALKANES |
DE19542036A1 (en) * | 1995-11-10 | 1997-05-15 | Basf Ag | Process for the preparation of polyalcohols |
DE19653093A1 (en) * | 1996-12-20 | 1998-06-25 | Basf Ag | Process for the preparation of polyalcohols |
US5994592A (en) * | 1997-02-19 | 1999-11-30 | Nippon Kasei Chemical Company Limited | Process for producing 2,2'-bis(hydroxymethyl)alkanal and 2,2'-bis(hydroxymethyl)alkanoic acid |
JP4561939B2 (en) * | 1999-02-04 | 2010-10-13 | 三菱瓦斯化学株式会社 | Production method of polyhydric alcohol |
JP3947294B2 (en) * | 1998-02-18 | 2007-07-18 | ペルストルプ スペシヤルテイ ケミカルズ アーベー | Method for producing 2,2'-bis (hydroxymethyl) alkanoic acid |
DE19963437A1 (en) | 1999-12-28 | 2001-07-05 | Basf Ag | Process for the decomposition of high-boiling by-products formed in the synthesis of polyhydric alcohols |
DE10063937A1 (en) | 2000-12-20 | 2002-07-18 | Bayer Ag | Process for the preparation of trimethylol compounds and formic acid |
DE10152525A1 (en) | 2001-10-24 | 2003-05-08 | Basf Ag | Process for the decomposition of ammonium formates in polyol-containing reaction mixtures |
DE10234016A1 (en) | 2002-07-26 | 2004-02-05 | Basf Ag | Process for increasing the yield in the production of polyhydric alcohols by cleaving by-products containing acetal |
SE0301102D0 (en) | 2003-04-14 | 2003-04-14 | Tetra Laval Holdings & Finance | Method in connection with the production of an apckaging laminate thus produced and a packaging container manufactures from the packaging laminate |
DE10317543A1 (en) | 2003-04-16 | 2004-11-04 | Basf Ag | Process for the hydrogenation of methylolalkanals |
US7388116B2 (en) | 2006-06-06 | 2008-06-17 | Basf Aktiengesellschaft | Hydrogenation of methylolalkanals |
CN103370349B (en) | 2011-02-14 | 2015-05-27 | 巴斯夫欧洲公司 | Process for producing condensation resins |
KR101529828B1 (en) † | 2013-07-26 | 2015-06-17 | 주식회사 엘지화학 | Method for preparing dimethyolalkanal |
CN105669370B (en) * | 2016-03-04 | 2017-08-29 | 江苏清泉化学股份有限公司 | A kind of preparation method of trimethylolethane |
CN105669371A (en) * | 2016-03-04 | 2016-06-15 | 江苏清泉化学股份有限公司 | Production method of trimethylolethane |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE726786C (en) * | 1938-03-26 | 1942-10-21 | Ig Farbenindustrie Ag | Process for the production of adducts of formaldehyde to acetaldehyde and its derivatives |
US3077500A (en) * | 1955-06-23 | 1963-02-12 | Celanese Corp | Aldol condensation reactions |
BE758908R (en) * | 1968-09-27 | 1971-05-13 | Basf Ag | PROCESS FOR PREPARING DIMETHYL-2, 2-HYDROXY-3- |
DE1793512C3 (en) * | 1968-09-27 | 1987-05-07 | Basf Ag, 6700 Ludwigshafen | Process for the preparation of 2,2-dimethyl-3-hydroxypropanal |
DE1952738A1 (en) * | 1968-12-17 | 1970-07-09 | Leuna Werke Veb | Production of trimethylopropane |
BE758910A (en) * | 1969-11-15 | 1971-05-13 | Basf Ag | PREPARATION OF DIMETHYL-2, 2-PROPANEDIOL-1, 3 |
-
1975
- 1975-02-21 DE DE19752507461 patent/DE2507461C3/en not_active Expired
-
1976
- 1976-02-19 FR FR7604575A patent/FR2301505A1/en active Granted
- 1976-02-20 GB GB675276A patent/GB1535826A/en not_active Expired
- 1976-02-20 BE BE164472A patent/BE838754A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2507461B2 (en) | 1980-09-18 |
FR2301505A1 (en) | 1976-09-17 |
DE2507461C3 (en) | 1986-05-07 |
GB1535826A (en) | 1978-12-13 |
FR2301505B1 (en) | 1980-01-25 |
DE2507461A1 (en) | 1976-09-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: BASF A.G. Effective date: 19890228 |