FIELD: chemistry.
SUBSTANCE: method includes alkylating 5,5-bis(chloromethyl)-1,3-dioxane with aliphatic alcohols in the presence of catamin AB as a catalyst for 4 hours, with the following ratio of components, wt %: 5,5-bis(chloromethyl)-1,3-dioxane 11; sodium hydroxide 2.4; catamin AB 0.15; dimethylsulphoxide 83; alcohol 3.45. The obtained compounds have a range of valuable properties and are widely used as corrosion inhibitors, plasticisers, surfactants, medicinal and biologically active preparations.
EFFECT: high output as well as quality of the end product.
2 cl, 1 tbl, 1 ex
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METHOD OF PRODUCING 2-(DICHLOROMETHYL)-2-(GEM-DICHLOROCYCLOPROPYL)-1,3-DIOXACYCLOALKANES | 2012 |
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RU2494097C1 |
METHOD OF PRODUCING 3-[5-[4-(CYCLOPENTYLOXY)-2-HYDROXYBENZOYL]-2-[(3-OXO-2-SUBSTITUTED-2, 3-DIHYDRO-1, 2-BENZISOXAZOL-6-YL)METHOXY]PHENYL]PROPIONIC ACID ESTER AND INTERMEDIATE PRODUCT FOR SAID METHOD | 2007 |
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RU2434002C2 |
Authors
Dates
2015-01-10—Published
2013-08-07—Filed