5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid,7-[[(2R)-2-[[(4-ethyl-2,3-dioxo-1-piperazinyl)c,cas:62893-20-3 CAS NO.62893-20-3

our company was built in 2009 with an iso certificate.in the past 5 years, we have grown up as a famous fine chemicals supplier in china and we had established stable business relationships with samsung,lg,merck,thermo fisher scientific and so on.our main business covers the fields below:

1.noble metal catalysts (pt.pd...)

2.organic phosphine ligands (tert-butyl-phosphine.cyclohexyl-phosphine...)

3.oled intermediates (fluorene,carbazole,boric acid...)

4.customs synthesis

our advantage:

1. higest quality and good package

2.fast delivery

3.better payment term

4.fast response to customer within 6 hours

5.good business credit in europe ,us ,japan ,korea

anyway ,if you need any chemicals from china ,henan tianfu can help you