Supplier Page from Aladdin Scientific Corporation for 2-Chloro-5-methylpyridine
1-Acetoxy-3-chloroacetone from Aladdin Scientific Corporation
2,4-Difluorobenzenesulfonamide from Aladdin Scientific Corporation
ethyl 4-hydroxy-2-oxo-1,2-dihydroquinoline-3-carboxylate from Aladdin Scientific Corporation
Fluorescein PEG NHS, FITC-PEG-NHS from Aladdin Scientific Corporation