BE560708A - - Google Patents
Info
- Publication number
- BE560708A BE560708A BE560708DA BE560708A BE 560708 A BE560708 A BE 560708A BE 560708D A BE560708D A BE 560708DA BE 560708 A BE560708 A BE 560708A
- Authority
- BE
- Belgium
- Prior art keywords
- hydrochloric acid
- dihydrosafrol
- formaldehyde
- chloromethyl
- grams
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/44—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D317/46—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems condensed with one six-membered ring
- C07D317/48—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring
- C07D317/50—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to atoms of the carbocyclic ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
BE560708A true BE560708A (enrdf_load_stackoverflow) |
Family
ID=182912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE560708D BE560708A (enrdf_load_stackoverflow) |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE560708A (enrdf_load_stackoverflow) |
-
0
- BE BE560708D patent/BE560708A/fr unknown
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE1008403A4 (fr) | Procede de cristallisation d'iopamidol. | |
EP2523940A1 (fr) | Procédé de préparation d'aminoéthyl imidazolidinone ou de son thiocarbonyle | |
EP0043620B1 (fr) | Procédé pour la fabrication de l'acide bêta-hydroxybutyrique | |
CA1062283A (fr) | Procede de cristallisation d'un complexe de di(hydroxy-4 phenyl)2,2 propane et de phenol | |
BE560708A (enrdf_load_stackoverflow) | ||
BE1003787A5 (fr) | Procede de production de maleimides n-substitues. | |
EP2313389B1 (fr) | Procede d'obtention de lactide | |
CH382186A (fr) | Procédé pour la fabrication d'un chlorométhyldihydrosafrol | |
EP0037349A1 (fr) | Procédé de préparation d'O,O-diméthyl-phosphorodithioate de mercaptosuccinate d'ethyl (malathion(R)) | |
FR2499080A1 (fr) | Preparation de chlorures de 2,3-epoxypropyltrialcoylammonium | |
EP0222673B1 (fr) | Procédé de préparation de sels alcalins de l'acide trifluoroacétique à l'état anhydre et cristallisé | |
CH403738A (fr) | Procédé de préparation de nitriles | |
EP0131981A1 (fr) | Procédé de préparation d'esters furanniques par réaction de transestérification | |
EP0013196B1 (fr) | Procédé de fabrication des chlorures d'acides organiques | |
FR2467842A1 (fr) | Procede pour la production d'iminodiacetonitrile | |
EP0301925B1 (fr) | Nouveau procédé de préparation énantiospécifique du (S) éthylamino-2 (trifluorométhyl-3 phényl)-1 propane | |
CH405291A (fr) | Procédé de fabrication de cyclohexanone-oxime | |
BE518687A (enrdf_load_stackoverflow) | ||
BE446366A (enrdf_load_stackoverflow) | ||
BE487031A (enrdf_load_stackoverflow) | ||
BE555169A (enrdf_load_stackoverflow) | ||
EP2874988A1 (fr) | Procédé de préparation de composés diacides | |
FR2508447A1 (fr) | Procede pour la preparation de la cimetidine | |
BE535965A (enrdf_load_stackoverflow) | ||
BE568172A (enrdf_load_stackoverflow) |