665000-06-6Relevant academic research and scientific papers
Caspian Isinglass, a versatile and sustainable biocatalyst for domino synthesis of spirooxindoles and spiroacenaphthylenes in water
Javanshir, Shahrzad,Saghiran Pourshiri, Nassim,Dolatkhah, Zahra,Farhadnia, Mohammad
, p. 703 - 710 (2017/03/17)
Abstract: Isinglass, derived from swim bladders of Caspian Sea fish and consisting predominantly of protein collagen, was found to be an effective, easily accessible heterogeneous biocatalyst for the synthesis of biologically important functionalized spir
Immobilization of 1,4-diazabicyclo[2.2.2]octane (DABCO) over mesoporous silica SBA-15: An efficient approach for the synthesis of functionalized spirochromenes
Baharfar, Robabeh,Azimi, Razieh
, p. 89 - 100 (2013/11/06)
Immobilized 1,4-diazabicyclo[2.2.2]octane (DABCO) over mesoporous silica SBA-15 has been found to be an efficient heterogeneous base catalyst for the synthesis of biologically active functionalized spirochromene derivatives via three-component reaction of
Synthesis of some new spiropyrans containing indoline moiety
El-Zohry, Maher F.,Elossaily, Yasser A.,Mohamed, Thanaa A.,Hussein, Essam M.
experimental part, p. 195 - 198 (2009/04/06)
3-dicyanomethylidine-2-oxoindolines 1a-c reacted with different cyclic carbonyl compounds to afford new spiroheterocyclic derivatives 2a-c to 5a-c which are analogues of some reported biologically active spiropolycyclic compounds.
