BE567467A - - Google Patents
Info
- Publication number
- BE567467A BE567467A BE567467DA BE567467A BE 567467 A BE567467 A BE 567467A BE 567467D A BE567467D A BE 567467DA BE 567467 A BE567467 A BE 567467A
- Authority
- BE
- Belgium
- Prior art keywords
- propanediol
- urethane
- dialkyl
- dicarbamates
- carbon atoms
- Prior art date
Links
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 238000009835 boiling Methods 0.000 claims description 5
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- 239000003054 catalyst Substances 0.000 claims description 4
- 238000010992 reflux Methods 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 229920000166 polytrimethylene carbonate Polymers 0.000 claims description 2
- 125000001424 substituent group Chemical group 0.000 claims description 2
- YPFDHNVEDLHUCE-UHFFFAOYSA-N 1,3-propanediol Substances OCCCO YPFDHNVEDLHUCE-UHFFFAOYSA-N 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 239000012442 inert solvent Substances 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 18
- 238000004821 distillation Methods 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- -1 methyl urethane (methyl carbamate) Chemical compound 0.000 description 3
- WOZZOSDBXABUFO-UHFFFAOYSA-N tri(butan-2-yloxy)alumane Chemical group [Al+3].CCC(C)[O-].CCC(C)[O-].CCC(C)[O-] WOZZOSDBXABUFO-UHFFFAOYSA-N 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- GTCAXTIRRLKXRU-UHFFFAOYSA-N methyl carbamate Chemical compound COC(N)=O GTCAXTIRRLKXRU-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VFRRWVCMOFUSPN-UHFFFAOYSA-N 4-methylhexane-3,3-diol Chemical compound CCC(C)C(O)(O)CC VFRRWVCMOFUSPN-UHFFFAOYSA-N 0.000 description 1
- DCKMYYJYCPGZBA-UHFFFAOYSA-N CCC(C)(CC)C(OC(N)=O)OC(N)=O Chemical compound CCC(C)(CC)C(OC(N)=O)OC(N)=O DCKMYYJYCPGZBA-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- SMZOGRDCAXLAAR-UHFFFAOYSA-N aluminium isopropoxide Chemical group [Al+3].CC(C)[O-].CC(C)[O-].CC(C)[O-] SMZOGRDCAXLAAR-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- AOGYCOYQMAVAFD-UHFFFAOYSA-N chlorocarbonic acid Chemical compound OC(Cl)=O AOGYCOYQMAVAFD-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229940125723 sedative agent Drugs 0.000 description 1
- 239000000932 sedative agent Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C271/06—Esters of carbamic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE567467A true BE567467A (enrdf_load_stackoverflow) |
Family
ID=187176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE567467D BE567467A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE567467A (enrdf_load_stackoverflow) |
-
0
- BE BE567467D patent/BE567467A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2655170A1 (fr) | Procede de transformation de composes nitriles en acides carboxyliques et esters correspondants | |
| EP2099739B1 (fr) | Procede de synthese d'esters (meth)acryliques catalyse par un titanate de polyol. | |
| EP1625108B1 (fr) | Separation d'un diacetal du glyoxal par extraction liquide-liquide a contre-courant | |
| KR100814597B1 (ko) | 메틸 4-포밀벤조에이트와 디메틸테레프탈레이트의 분리방법 | |
| EP1641743A1 (en) | Process for iohexol manufacture | |
| BE567467A (enrdf_load_stackoverflow) | ||
| FR2793490A1 (fr) | Procede de preparation du (1r,2s,4r)-(-)-2-[(2'-{n,n- dimethylamino}-ethoxy)]-2-[phenyl]-1,7,7-tri-[methyl]- bicyclo[2.2.1]-heptane et ses sels d'addition d'acide pharmaceutiquement acceptables | |
| FR2671346A1 (fr) | Procede de transvinylation et son application. | |
| FR2602507A1 (fr) | Procede de preparation de diamino-2,4 benzyl-5 pyrimidines | |
| FR2486526A1 (fr) | Procede de preparation de derives de l'oxyde de diphenyle | |
| EP2358665B1 (fr) | Procede de preparation de l'hemifumarate d'eplivanserine | |
| JP2792883B2 (ja) | トリメチロール化合物の精製法 | |
| WO1998023559A1 (fr) | Procede de dedoublement de composes 1-amino-alcan-2-ol | |
| EP0216659A1 (fr) | Nouveaux halogénoformiates de dihalogéno-2,2 vinyle, leur procédé de préparation et leurs applications | |
| EP0000678B1 (fr) | Nouvel intermédiaire de synthèse: l'anthranilate de glycéryle et son procédé de préparation | |
| BE500594A (enrdf_load_stackoverflow) | ||
| HU208949B (en) | Process for producing 4-trans-/4-isopropyliden-amino/-cyclohexanol | |
| BE506312A (enrdf_load_stackoverflow) | ||
| BE512973A (enrdf_load_stackoverflow) | ||
| EP0301925A1 (fr) | Nouveau procédé de préparation énantiospécifique du (S) éthylamino-2 (trifluorométhyl-3 phényl)-1 propane | |
| BE877428A (fr) | Procede de preparation de 2-(phenylamino)-imidazolines-(2). | |
| CH314008A (fr) | Procédé de préparation de thréo-1-p-nitrophényl-2-acylamidopropane-1,3-diols | |
| BE615484A (enrdf_load_stackoverflow) | ||
| BE550894A (enrdf_load_stackoverflow) | ||
| BE632152A (enrdf_load_stackoverflow) |