Identification |
Name: | L-Cysteine,N-acetyl-S-[(3S,4R)-3-hydroxy-2-[(1S)-1-hydroxy-2-methylpropyl]-4-methyl-5-oxo-D-prolyl]- |
Synonyms: | L-Cysteine,N-acetyl-, (2R,3S,4R)-3-hydroxy-2-[(1S)-1-hydroxy-2-methylpropyl]-4-methyl-5-oxo-2-pyrrolidinecarboxylate(ester) (9CI); L-Cysteine, N-acetyl-,3-hydroxy-2-(1-hydroxy-2-methylpropyl)-4-methyl-5-oxo-2-pyrrolidinecarboxylate(ester), [2R-[2a,2(S*),3a,4a]]-; (+)-Lactacystin; Lactacystin |
CAS: | 133343-34-7 |
Molecular Formula: | C15H24N2O7S |
Molecular Weight: | 376.42526 |
InChI: | InChI=1S/C15H24N2O7S/c1-6(2)10(19)15(11(20)7(3)12(21)17-15)14(24)25-5-9(13(22)23)16-8(4)18/h6-7,9-11,19-20H,5H2,1-4H3,(H,16,18)(H,17,21)(H,22,23)/t7-,9+,10+,11+,15?/m1/s1 |
Molecular Structure: |
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Properties |
Density: | 1.367 g/cm3 |
Refractive index: | 1.559 |
Water Solubility: | Soluble in acetonitrile (20mg/ml), 100% ethanol (1mg/ml), methanol, DMSO (20mg/ml), dimethyl formamide (20mg/ml) or water (5mg/ml). |
Solubility: | Soluble in acetonitrile (20mg/ml), 100% ethanol (1mg/ml), methanol, DMSO (20mg/ml), dimethyl formamide (20mg/ml) or water (5mg/ml). |
Appearance: | White to off-white powder. |
Storage Temperature: | −20°C |
Usage: | A selective and potent inhibitor of proteasome-mediated degradation of ubiquitin-tagged proteins. A Streptomyces metabolite that acts as a highly specific inhibitor of the 20S proteasome (MCP: multicatalytic proteinase complex) |
Safety Data |
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