Reaction of the hydroxy groups of zeolites with phosphorylating agents
✍ Scribed by Louis D. Quin; Moheswar Borbaruah; Gyöngyi S. Quin; L. Charles Dickinson; Stefan Jankowski
- Publisher
- John Wiley and Sons
- Year
- 1998
- Tongue
- English
- Weight
- 206 KB
- Volume
- 9
- Category
- Article
- ISSN
- 1042-7163
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✦ Synopsis
Hydroxy groups on the surface of zeolite
Y can be converted to phosphate groups by reaction with alkyl phosphoric acids as well as with metaphosphates when generated in the presence of the solid. Phosphonic and phosphinic acids also reacted readily with the OH groups. The products were characterized by 31
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## Abstract For Abstract see ChemInform Abstract in Full Text.
acryloyl chloride ; 2) by treatment of optically active amino esters and tertiary amines with crosslinked chloromethylated polystyrene ; and 3) by polymerization of optically active acrylic esters and amides. Resolution was studied in each case with 1-IOmg of doubly labeled racemic mandelic acid on
systems by the single bonds C7-N2 and C8-N1. The three nitrogen-nitrogen bonds are all shorter than the usual single N-N distance of 1.44w110.' \*I, and the N2-N4 distance is only slightly longer than the 1.24A expected for a double bond['0,''! A calculation of the best leastsquares plane passing th