title: Phosphazenium chloride catalysts immobilized on SBA-15 mesoporous material and silica gel: new exceptionally active catalysts for the chlorination of organic acids.
abstract: Novel reusable phosphazenium chloride catalysts immobilized on SBA-15 mesoporous material and silica gel show exceptional activities and selectivities even in the continuous chlorination reaction of organic acids with thionyl chloride or phosgene.
authors.affiliation: Korea Fine Chemical Co. Ltd., Yeosu Chonnam 555-290, Korea.
authors.forename: Keun-Sik
authors.initials: KS
authors.lastname: Kim
authors.forename: Jong-Ho
authors.initials: JH
authors.lastname: Kim
authors.forename: Gon
authors.initials: G
authors.lastname: Seo