See also Spiro[3H-2,1-benzoxathiole-3,9'-[9H]- xanthene]-3',4',5',6'-tetrol,1,1-dioxide

As a leading pharmaceutical intermediates and fine chemicals producer, Pharnorcia has been devoted to serve the pharmaceutical, biotech and drug discovery industry for years. Established in US, Pharnorcia's management team has a wide range of expertise and experience of R&D and cGMP compliance. Pharnorcia has successfully balanced the use of exuberant resources in China and the need to maintain U.S. standards in research, manufacturing and business management. More than 200 Chemists and Engineer... View more >>