The surface reactions of mesoporous silica MCM-41 with a series of new trisilylamines (trisilazanes)(SiHMe2) 2NSiMe2R and (SiMe2Vin) 2NSiMe2R (R= indenyl, norpinanyl, chloropropyl, 3-(N-morpholin) propyl; Vin= vinyl), disilylalkylamine (SiHMe2) i PrNSiMe2 (CH2) 3Cl, and monosilyldialkylamines Me2NSiMe2R (R= indenyl, chloropropyl, 3-(N- morpholin) propyl) were investigated. 1H, 13C, and 29Si MAS NMR spectroscopy, ...