(11bR)?-8,?9,?10,?11,?12,?13,?14,?15-Octahydro-?4-?hydroxy-?2,?6-?bis(4-?nitrophenyl)?-4-?oxide-dinaphtho[2,?1-?d:1',?2'-?f]?[1,?3,?2]?dioxaphosphepin CAS NO.791616-68-7

we are manufacturer,we are an emerging chemical service company to provide a series of small-packaged catalyst combo (combination) ?and various chiral catalysts for the biotech and pharmaceutical industries as well as schools and research institutes. We have built our well-chosen catalog of more than 3000 unique chira catalysts (purity 98%, ee%>99%). We also offer high quality services such as custom can choose what they like? combo to meet your needs