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Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Procedeu pentru obtinerea tricloracetonitrilului, care în scopul asigurarii unui randament marit de ordinul a 85...95% precum si a unei puritati îmbunatatite efectueaza clorurarea acetonitrilului cu un amestec de clor si oxigen la un raport molar clor : oxigen de 1,5 : ...2:1 si un raport molar clor: acetonitril de 3...4:1, la temperatura de 350...450 degree C, utilizînd drept catalizator halogenura de argint depusa pe piatra ponce.
RO81103282A1981-02-021981-02-02Procedeu pentru obtinerea tricloracetonitrilului
RO81761A2
(ro)
Procédé de préparation de chlorure de potassium ayant un pourcentage pondéral de K2O supérieur à 55% à partir du sel fin de décomposition de la carallite.