Free release

157542-49-9 (1r,5s,6s)-6-[1(r)-hydroxyethyl]-1-methyl-2-[2-oxopyrrolidin-4(r)-ylsulfanyl]-1-dethia-1

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Product Name (1R,5S,6S)-6-[1(R)-Hydroxyethyl]-1-methyl-2-[2-oxopyrrolidin-4(R)-ylsulfanyl]-1-dethia-1-carba-2-penem-3-carboxylic acid pivaloyloxymethyl ester
CAS No. 157542-49-9
Synonyms Tacapenem pivoxil; CS-834; [(2,2-dimethylpropanoyl)oxy]methyl (4R,5S,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-3-{[(3R)-5-oxopyrrolidin-3-yl]sulfanyl}-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
InChI InChI=1/C20H28N2O7S/c1-9-14-13(10(2)23)17(25)22(14)15(16(9)30-11-6-12(24)21-7-11)18(26)28-8-29-19(27)20(3,4)5/h9-11,13-14,23H,6-8H2,1-5H3,(H,21,24)/t9-,10-,11-,13-,14-/m1/s1
Molecular Formula C20H28N2O7S
Molecular Weight 440.5105
Density 1.36g/cm3
Boiling point 663.4°C at 760 mmHg
Flash point 355°C
Refractive index 1.59