tert-butyl N-[(2S)-4-methyl-1-[(2R)-2-methyloxiran-2-yl]-1-oxopentan-2-yl]carbamate

N-[(2S)-4-甲基-1-[(2R)-2-甲基环氧乙烷-2-基]-1-氧代戊-2-基]氨基甲酸叔丁酯

Also known as: Boc-L-leucine epoxyketone, Boc-LeuEK, tert-butyl (S)-4-methyl-1-((R)-2-methyloxiran-2-yl)-1-oxopentan-2-ylcarbamate, tert-butyl N-[(2S)-4-methyl-1-[(2R)-2-methyloxiran-2-yl]-1-oxopentan-2-yl]carbamate, Carbamic acid, N-[(1S)-3-methyl-1-[[(2R)-2-methyloxiranyl]carbonyl]butyl]-, 1,1-dimethylethyl ester, [(1S)-3-Methyl-1-[[(2R)-2-methyloxiranyl]carbonyl]butyl]carbamic acid 1,1-dimethylethyl ester, 2-Methyl-2-propanyl {(2S)-4-methyl-1-[(2R)-2-methyl-2-oxiranyl]-1-oxo-2-pentanyl}carbamate

tert-butyl N-[(2S)-4-methyl-1-[(2R)-2-methyloxiran-2-yl]-1-oxopentan-2-yl]carbamate (CAS 247068-82-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H25NO4 and a molecular weight of 271.353 g/mol. It is also known as Boc-L-leucine epoxyketone, Boc-LeuEK and tert-butyl (S)-4-methyl-1-((R)-2-methyloxiran-2-yl)-1-oxopentan-2-ylcarbamate. Key properties include a boiling point of 369.8±37.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 177.5±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

247068-82-2

Jingsj CID

J-1044564-4

Molecular Formula

C₁₄H₂₅NO₄

Chinese Name

N-[(2S)-4-甲基-1-[(2R)-2-甲基环氧乙烷-2-基]-1-氧代戊-2-基]氨基甲酸叔丁酯

Molecular Weight

271.353 g/mol

Category

Organic Acids

Last updated

8/21/2026