DE3638168A1 - Verfahren zur reduzierung des salzgehaltes von rohem hydroxipivalinaldehyd - Google Patents
Verfahren zur reduzierung des salzgehaltes von rohem hydroxipivalinaldehydInfo
- Publication number
- DE3638168A1 DE3638168A1 DE19863638168 DE3638168A DE3638168A1 DE 3638168 A1 DE3638168 A1 DE 3638168A1 DE 19863638168 DE19863638168 DE 19863638168 DE 3638168 A DE3638168 A DE 3638168A DE 3638168 A1 DE3638168 A1 DE 3638168A1
- Authority
- DE
- Germany
- Prior art keywords
- water
- aldolization
- crude
- isobutyraldehyde
- salt content
- 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.)
- Granted
Links
- 150000003839 salts Chemical class 0.000 title claims abstract description 9
- 238000000034 method Methods 0.000 title claims description 14
- JJMOMMLADQPZNY-UHFFFAOYSA-N 3-hydroxy-2,2-dimethylpropanal Chemical compound OCC(C)(C)C=O JJMOMMLADQPZNY-UHFFFAOYSA-N 0.000 title abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- AMIMRNSIRUDHCM-UHFFFAOYSA-N Isopropylaldehyde Chemical compound CC(C)C=O AMIMRNSIRUDHCM-UHFFFAOYSA-N 0.000 claims abstract description 19
- 230000003197 catalytic effect Effects 0.000 claims abstract description 3
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims abstract 2
- 239000012071 phase Substances 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 6
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 239000012074 organic phase Substances 0.000 claims description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 9
- 238000005984 hydrogenation reaction Methods 0.000 description 6
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000010612 desalination reaction Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 150000001299 aldehydes Chemical class 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- 238000010626 work up procedure Methods 0.000 description 2
- 238000005705 Cannizzaro reaction Methods 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical group [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 239000004280 Sodium formate Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000010533 azeotropic distillation Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 150000004675 formic acid derivatives Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- KQNPFQTWMSNSAP-UHFFFAOYSA-N isobutyric acid Chemical class CC(C)C(O)=O KQNPFQTWMSNSAP-UHFFFAOYSA-N 0.000 description 1
- 229940117969 neopentyl glycol Drugs 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- HLBBKKJFGFRGMU-UHFFFAOYSA-M sodium formate Chemical compound [Na+].[O-]C=O HLBBKKJFGFRGMU-UHFFFAOYSA-M 0.000 description 1
- 235000019254 sodium formate Nutrition 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000005406 washing Methods 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
-
- 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
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/80—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19863638168 DE3638168A1 (de) | 1986-11-08 | 1986-11-08 | Verfahren zur reduzierung des salzgehaltes von rohem hydroxipivalinaldehyd |
| IT8748587A IT1212045B (it) | 1986-11-08 | 1987-11-06 | Procedimento per la riduzione del contenuto in sali di aldeide idrossipivalica grezza |
| JP62279452A JPS63135347A (ja) | 1986-11-08 | 1987-11-06 | 粗製ヒドロキシピバリンアルデヒドの塩含量を減少させる方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19863638168 DE3638168A1 (de) | 1986-11-08 | 1986-11-08 | Verfahren zur reduzierung des salzgehaltes von rohem hydroxipivalinaldehyd |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3638168A1 true DE3638168A1 (de) | 1988-05-19 |
| DE3638168C2 DE3638168C2 (enrdf_load_stackoverflow) | 1989-01-19 |
Family
ID=6313515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19863638168 Granted DE3638168A1 (de) | 1986-11-08 | 1986-11-08 | Verfahren zur reduzierung des salzgehaltes von rohem hydroxipivalinaldehyd |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS63135347A (enrdf_load_stackoverflow) |
| DE (1) | DE3638168A1 (enrdf_load_stackoverflow) |
| IT (1) | IT1212045B (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10392335B2 (en) | 2016-01-07 | 2019-08-27 | Mitsubishi Gas Chemical Company, Inc. | Method for producing hydroxypivalaldehyde |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1793512B2 (de) * | 1968-09-27 | 1974-07-18 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von 2,2-Dimethyl-3-hydroxypropanal |
| DE2547540A1 (de) * | 1974-10-30 | 1976-05-13 | Charbonnages Ste Chimique | Verfahren zur herstellung von hydroxypivaldehyd |
-
1986
- 1986-11-08 DE DE19863638168 patent/DE3638168A1/de active Granted
-
1987
- 1987-11-06 IT IT8748587A patent/IT1212045B/it active
- 1987-11-06 JP JP62279452A patent/JPS63135347A/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1793512B2 (de) * | 1968-09-27 | 1974-07-18 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von 2,2-Dimethyl-3-hydroxypropanal |
| DE2547540A1 (de) * | 1974-10-30 | 1976-05-13 | Charbonnages Ste Chimique | Verfahren zur herstellung von hydroxypivaldehyd |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63135347A (ja) | 1988-06-07 |
| DE3638168C2 (enrdf_load_stackoverflow) | 1989-01-19 |
| IT8748587A0 (it) | 1987-11-06 |
| IT1212045B (it) | 1989-11-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8330 | Complete renunciation |