机译:Three-Component Synthesis of Spiropyrans Using SBA-15/En Bonded Phosphorous Acid SBA-15/Pr-NH1-y(CH2PO3H2)(y)-Et-NH2-x(CH2PO3H2)(x) as a New Nanoporous Heterogeneous Catalyst
Bu Ali Sina Univ, Fac Chem, Dept Organ Chem, Hamadan 6517838683, Iran;
Sayyed Jamaleddin Asadabadi Univ, POB 6541861841, Asadabad, Iran;
Univ Maragheh, Fac Sci, Dept Chem, ONG, Maragheh, Iran;
Mesoporous silica phosphonic acid; Spiropyran; Heterogenious catalyst; SBA-15/Pr-NH1-y(CH2PO3H2)(y)-Et-NH2-x(CH2PO3H2)(x); Multi-component reaction; ONE-POT SYNTHESIS; SPIROOXINDOLE DERIVATIVES; EFFICIENT; CHLORIDE; NANOPARTICLES; CONDENSATION; TAGS; SALT;