Two new D-x-A type compounds,where electron-donor D is tertiary amino group,electron-acceptor A is 2-benzothiazolyl and x is two conjugated styryl units,have be
A series of optically active N-protected 1,2-amino alcohols were synthesized via the reduction of the corresponding α-aminoketones starting from the readily av
A novel fulleroaziridine 2 with a closed 6,6-ring junction was synthesized from [60]fullerene and 4-azido-4-deoxy-4′-demethylepipodophyllotoxin 1 in 1, 2-dichl
The renaturation and purification of recombinant human proinsulin (rh-proinsulin) expressed in E. Coli with the unit of simultaneous renaturation and purificati