Supplier Page from Aladdin Scientific Corporation for (3R,4S)-3-Hydroxy-4-phenylazetidin-2-one
1,1',3,3,3',3'-4,4',5,5'-Di-benzo-2,2'-indotricarbocyanine perchlorate from Aladdin Scientific Corporation
2,3,4-Trifluorobenzonitrile from Aladdin Scientific Corporation
5-Bromo-2-methylamino-3-nitro-4-picoline from Aladdin Scientific Corporation
ethyl 4-hydroxy-2-oxo-1,2-dihydroquinoline-3-carboxylate from Aladdin Scientific Corporation