lower price (R)-3-isopropyl-piperazine-2,5-dione factory China CAS NO.143673-66-9

located in shouguang chemical park, shandong province, weifang arylchem co., ltd. is a researching, manufacturing and trading company of pharmaceutical intermediates, dye intermediates and pesticide intermediates, and we have the license to perform import and export business. now, our products are well sold in the world and highly appraised by customers for excellent quality.

our main products include:
dye intermediates:metanilic acid, 3-nitrobenzenesulfonic acid sodium salt, aniline-2,5-disulfonic acid, sodium 2,4-diaminobenzenesulfonate (m/bi), 3-aminophenol, and so on;
pharmaceutical intermediates: (r)-2,5-dihydro-3,6-dimethoxy-2-isopropylpyrazine, (r)-4-benzyl-2-oxazolidinone; trimethyloxonium tetrafluoroborate; 2-tetralone,etc;
others:reduced iron powder, industrial crude salt, bromine, and so on.

sticking to such tenet of "credit first, quality first, customer supreme, sincere cooperation", we are working hard for meeting customer's demands and providing them with quality products in good prices. our company sincerely welcomes your business and cooperation!