BE524098A - - Google Patents
Info
- Publication number
- BE524098A BE524098A BE524098DA BE524098A BE 524098 A BE524098 A BE 524098A BE 524098D A BE524098D A BE 524098DA BE 524098 A BE524098 A BE 524098A
- Authority
- BE
- Belgium
- Prior art keywords
- dimethylformamide
- crude
- dimethylamine
- purification
- distilled
- Prior art date
Links
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 49
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 238000000746 purification Methods 0.000 claims description 4
- 150000001298 alcohols Chemical class 0.000 claims description 3
- 238000009835 boiling Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000004508 fractional distillation Methods 0.000 claims 1
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 description 10
- 235000019441 ethanol Nutrition 0.000 description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 238000009987 spinning Methods 0.000 description 5
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 239000000470 constituent Substances 0.000 description 2
- 239000012043 crude product Substances 0.000 description 2
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000009489 vacuum treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE524098A true BE524098A (enrdf_load_stackoverflow) |
Family
ID=158827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE524098D BE524098A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE524098A (enrdf_load_stackoverflow) |
-
0
- BE BE524098D patent/BE524098A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2032355C (fr) | Procede de preparation de (meth)acrylate d'alkylimidazolidone | |
| EP0487160B2 (fr) | Procédé de synthèse d'azines | |
| EP3902784A1 (fr) | Purification d'hydroperoxyde d'alkyle par distillation extractive | |
| BE524098A (enrdf_load_stackoverflow) | ||
| FR2509294A1 (fr) | Procede de fabrication d'esters de l'acide acrylique ou methacrylique | |
| US2564200A (en) | Azeotropic distillation of alcohols from methyl n-butyl ketone | |
| CA1247639A (fr) | Procede de preparation de trifluoroacetoacetate d'ethyle | |
| EP0829475B1 (fr) | Procédé de fabrication de (méth) acrylates d'alkylimidazolidone | |
| KR940021503A (ko) | 개선된 1,3-부틸렌 글리콜의 제조방법 | |
| BE524096A (enrdf_load_stackoverflow) | ||
| TWI284636B (en) | Coupled production of two esters | |
| BE411179A (enrdf_load_stackoverflow) | ||
| FR2589469A1 (fr) | Procede de preparation de l'acide valproique | |
| EP0019531B1 (fr) | Paraformylphénolate de sodium cristallisé, son procédé de préparation et son application | |
| BE497602A (enrdf_load_stackoverflow) | ||
| CH360055A (fr) | Procédé pour la préparation de citronellol | |
| BE412499A (enrdf_load_stackoverflow) | ||
| WO1999028279A1 (fr) | Procede de purification du norbornene par distillation | |
| BE371637A (enrdf_load_stackoverflow) | ||
| EP3902782A1 (fr) | Purification d'hydroperoxyde d'alkyle par distillation en presence de methanol et d'eau | |
| BE525769A (enrdf_load_stackoverflow) | ||
| CH414674A (fr) | Procédé pour la préparation de tétrahydro-pyrannes substitués | |
| JPH05229973A (ja) | ２，４−ジエチル−１，５−オクタンジオールの製法 | |
| BE489815A (enrdf_load_stackoverflow) | ||
| BE519868A (enrdf_load_stackoverflow) |