DE881504C - Verfahren zur Herstellung von Oxyaldehyden und Oxyketonen - Google Patents
Verfahren zur Herstellung von Oxyaldehyden und OxyketonenInfo
- Publication number
- DE881504C DE881504C DEI3063D DEI0003063D DE881504C DE 881504 C DE881504 C DE 881504C DE I3063 D DEI3063 D DE I3063D DE I0003063 D DEI0003063 D DE I0003063D DE 881504 C DE881504 C DE 881504C
- Authority
- DE
- Germany
- Prior art keywords
- condensation
- solution
- amount
- added
- oxyaldehydes
- 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
Links
Classifications
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB11593/38A GB513708A (en) | 1938-04-14 | 1938-04-14 | Improvements in the manufacture of hydroxy-aldehydes and hydroxy-ketones |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE881504C true DE881504C (de) | 1953-06-29 |
Family
ID=9989095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEI3063D Expired DE881504C (de) | 1938-04-14 | 1939-04-13 | Verfahren zur Herstellung von Oxyaldehyden und Oxyketonen |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE433810A (forum.php) |
| DE (1) | DE881504C (forum.php) |
| GB (1) | GB513708A (forum.php) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4341909A (en) * | 1976-08-31 | 1982-07-27 | Bayer Aktiengesellschaft | Preparation of low molecular weight polyhydroxyl compounds |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2269935A (en) * | 1940-02-27 | 1942-01-13 | Du Pont | Process for producing hydroxy aldehydes and hydroxy ketones |
| US2760983A (en) * | 1952-05-24 | 1956-08-28 | Celanese Corp | Process for condensing formaldehyde |
| CA1088525A (en) * | 1977-03-30 | 1980-10-28 | Kuno Wagner | Process for the preparation of low molecular weight polyhydroxyl compounds |
| DE2721186C2 (de) * | 1977-05-11 | 1986-04-24 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung eines Gemisches von niedermolekularen Polyhydroxylverbindungen |
| DE2738512A1 (de) * | 1977-08-26 | 1979-03-08 | Bayer Ag | Verfahren zur herstellung von niedermolekularen polyhydroxylverbindungen |
| DE2756270A1 (de) * | 1977-12-16 | 1979-06-21 | Bayer Ag | Verfahren zur herstellung von niedermolekularen polyhydroxylverbindungen |
| DE2831656A1 (de) | 1978-07-19 | 1980-02-07 | Bayer Ag | Verfahren zur herstellung von niedermolekularen polyhydroxylverbindungen |
| GB8611422D0 (en) * | 1986-05-09 | 1986-06-18 | Ici Plc | Isolation process |
| JP6120692B2 (ja) * | 2013-06-19 | 2017-04-26 | 花王株式会社 | 単糖類の製造方法 |
-
1938
- 1938-04-14 GB GB11593/38A patent/GB513708A/en not_active Expired
-
1939
- 1939-04-13 DE DEI3063D patent/DE881504C/de not_active Expired
- 1939-04-13 BE BE433810A patent/BE433810A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4341909A (en) * | 1976-08-31 | 1982-07-27 | Bayer Aktiengesellschaft | Preparation of low molecular weight polyhydroxyl compounds |
Also Published As
| Publication number | Publication date |
|---|---|
| BE433810A (forum.php) | 1939-06-30 |
| GB513708A (en) | 1939-10-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0474892B1 (de) | Verfahren zur Isomerisierung von Humulon in einem Kohlendioxid-Hopfenextrakt und ein Verfahren zur Gewinnung von Isohumulon daraus | |
| DE881504C (de) | Verfahren zur Herstellung von Oxyaldehyden und Oxyketonen | |
| DE1244151B (de) | Verfahren zur Herstellung von gesaettigten alpha-Di- oder Trimethylolfettsaeuren | |
| CH629185A5 (de) | Verfahren zur herstellung des monoalkalimetallsalzes von 8-amino-1-naphthol-3,6-disulfonsaeure. | |
| DE830951C (de) | Verfahren zur Herstellung mehrwertiger Alkohole | |
| DE659729C (de) | Verfahren zur Herstellung von Methacrylsaeure und deren Estern | |
| DE744959C (de) | Verfahren zur Herstellung von 3-Alkoxy-4-oxybenzaldehyden | |
| DE621360C (de) | Verfahren zur Herstellung von klaren Kondensationsprodukten aus Formaldehye, Harnstoff und Thioharnstoff | |
| DE277187C (forum.php) | ||
| DE708349C (de) | Verfahren zur Herstellung saeureamidartiger Kondensationsprodukte | |
| DE879096C (de) | Verfahren zur Herstellung von Vinylestern chemisch stabilisierter Harzsaeuren | |
| DE489117C (de) | Verfahren zur Darstellung von C-Alkylresorcinen | |
| DE221112C (forum.php) | ||
| DE122568C (forum.php) | ||
| DE555930C (de) | Verfahren zur Gewinnung von Cellulosebenzylaethern | |
| DE206305C (forum.php) | ||
| DE949736C (de) | Verfahren zur Gewinnung von iso-Butyraldehyd | |
| DE700825C (de) | Verfahren zur Herstellung von Kondensationsprodukten | |
| DE711732C (de) | Verfahren zur Herstellung von Kunstharzen | |
| DE287660C (forum.php) | ||
| DE618907C (de) | Verfahren zur Herstellung von Polyoxycarbonsaeuren | |
| DE830191C (de) | Verfahren zur Darstellung ketonhaltiger Abkoemmlinge der hydroxylierten Gallensaeuren | |
| DE831547C (de) | Verfahren zur Herstellung von Pentadekanolid | |
| DE891691C (de) | Verfahren zur Herstellung von aliphatischen Dicarbonsaeuren mit mindestens 6 Kohlenstoffatomen | |
| DE552535C (de) | Verfahren zur Herstellung tuerkischrotoelaehnlicher Produkte |