Profile: Shanghai TuoLei Chemical Reagents Co., Ltd. specializes in supplying series of organics and fine chemicals. Organic chemicals include 7-bromooxindole, 7-nitrooxidole, 6-hydroxyoxindole, 6-bromooxindole, 6-chlorooxindole, 7-aminooxindole, 7-fluorooxindole and 7-methyloxindole. Pharmaceutical intermediates include 3-hydroxy-4-[2-(2-chloro-phenylethoxy)]benzaldehyde, 3-hydroxy-4-[2-(3-bromo-phenylethoxy)]benzaldehyde, 3-hydroxy-4-[2-(4-bromo-phenylethoxy)]benzaldehyde, 3-hydroxy-4-(2-phenylethoxy)benzaldehyde and 3-hydroxy-4-[2-(2-fluoro-phenylethoxy)]benzaldehyde.