BE433810A - - Google Patents
Info
- Publication number
- BE433810A BE433810A BE433810A BE433810A BE433810A BE 433810 A BE433810 A BE 433810A BE 433810 A BE433810 A BE 433810A BE 433810 A BE433810 A BE 433810A BE 433810 A BE433810 A BE 433810A
- Authority
- BE
- Belgium
- Prior art keywords
- hydroxy
- condensation
- aldehydes
- ketones
- product
- Prior art date
Links
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 33
- 238000009833 condensation Methods 0.000 claims description 18
- 230000005494 condensation Effects 0.000 claims description 18
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical class OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 17
- 239000000047 product Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 12
- 239000007859 condensation product Substances 0.000 claims description 4
- 229910000464 lead oxide Inorganic materials 0.000 claims description 4
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 claims description 4
- 229910021514 lead(II) hydroxide Inorganic materials 0.000 claims description 2
- 239000011541 reaction mixture Substances 0.000 claims description 2
- 239000007858 starting material Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 239000003054 catalyst Substances 0.000 description 9
- 239000000243 solution Substances 0.000 description 9
- 125000004432 carbon atom Chemical group C* 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 7
- 238000009835 boiling Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 239000003085 diluting agent Substances 0.000 description 4
- 235000011121 sodium hydroxide Nutrition 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 230000001476 alcoholic effect Effects 0.000 description 3
- 150000001299 aldehydes Chemical class 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 3
- 150000004679 hydroxides Chemical class 0.000 description 3
- 239000011133 lead Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 150000007530 organic bases Chemical class 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229960005069 calcium Drugs 0.000 description 1
- 235000001465 calcium Nutrition 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006482 condensation reaction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008098 formaldehyde solution Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- -1 hydroxy aldehydes Chemical class 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- VNZYIVBHUDKWEO-UHFFFAOYSA-L lead(ii) hydroxide Chemical compound [OH-].[OH-].[Pb+2] VNZYIVBHUDKWEO-UHFFFAOYSA-L 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010979 pH adjustment Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
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 |
|---|---|
| BE433810A true BE433810A (d) | 1939-06-30 |
Family
ID=9989095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE433810A BE433810A (d) | 1938-04-14 | 1939-04-13 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE433810A (d) |
| DE (1) | DE881504C (d) |
| GB (1) | GB513708A (d) |
Families Citing this family (10)
| 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 |
| DE2639084C2 (de) * | 1976-08-31 | 1984-08-23 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Gemischen aus niedermolekularen Polyhydroxylverbindungen und ihre Verwendung zur Herstellung von Polyurethankunststoffen |
| 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
Also Published As
| Publication number | Publication date |
|---|---|
| DE881504C (de) | 1953-06-29 |
| GB513708A (en) | 1939-10-19 |
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