Clindamycin phosphate Description The 2-dihydrogen phosphate analog of Clindamycin. Specifications Cas No. 24729-96-2 Product ID C4533 Product Name Clindamycin phosphate Synonym 7(S)-Chloro-7-deoxylincomycin 2-phosphate; Cleocin phosphate; Clindamycin-2-phosphate Formula Wt. 504.96 Store Temp Ambient