Lactacystin

乳胞素

Also known as: (+)-Lactacystin, Lactacystin (Native), Lactacystin, synthetic, Lactacystin, Streptomyces sp, N-Acetyl-S-[(2R,3S,4R)-3-hydroxy-2-[(1S)-1-hydroxy-2-methylpropyl]-4-methyl-5-oxo-2-pyrrolidinyl]carbonyl]-L-cysteine, N-Acetyl-S-[(3S,4R)-3-hydroxy-2-[(1S)-1-hydroxy-2-methylpropyl]-4-methyl-5-oxo-D-prolyl]-L-cysteine, 3S-Hydroxy-2R-(1-hydroxy-2-methylpropyl)-4R-methyl-5-oxo-2-pyrrolidinecarboxylate-N-acetyl-L-cysteine, Aids008388, MFCD01076525

Lactacystin (CAS 133343-34-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C15H24N2O7S and a molecular weight of 376.425 g/mol. It is also known as (+)-Lactacystin, Lactacystin (Native) and Lactacystin, synthetic. Key properties include a melting point of 233-235ºC dec., a boiling point of 714.9±60.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 386.1±32.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

133343-34-7

Jingsj CID

J-12124-0

Molecular Formula

C₁₅H₂₄N₂O₇S

Chinese Name

乳胞素

Molecular Weight

376.425 g/mol

Category

Organic Compounds

Last updated

8/21/2026