benzyl (tert-butoxycarbonyl)-L-leucyl-L-phenylalaninate

苄基(叔丁氧基羰基)-L-亮氨酰-L-苯丙氨酸酯

Also known as: Boc-Leu-Phe-OBzl, (S)-benzyl 2-((S)-2-(tert-butoxycarbonylamino)-4-methylpentanamido)-3-phenylpropanoate, Benzyl N-{[(2-methyl-2-propanyl)oxy]carbonyl}leucylphenylalaninate, L-Phenylalanine, N-[(1,1-dimethylethoxy)carbonyl]-L-leucyl-, phenylmethyl ester, L-Phenylalanine, N-[N-[(1,1-dimethylethoxy)carbonyl]-L-leucyl]-, phenylmethyl ester, Carfilzomib Impurity K, Carfilzomib Impurity 45, Carfilzomib Impurity 53, Kyprolis Impurity K, benzyl (tert-butoxycarbonyl)-L-leucyl-L-phenylalaninate

benzyl (tert-butoxycarbonyl)-L-leucyl-L-phenylalaninate (CAS 70637-26-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C27H36N2O5 and a molecular weight of 468.58500 g/mol. It is also known as Boc-Leu-Phe-OBzl, (S)-benzyl 2-((S)-2-(tert-butoxycarbonylamino)-4-methylpentanamido)-3-phenylpropanoate and Benzyl N-{[(2-methyl-2-propanyl)oxy]carbonyl}leucylphenylalaninate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
70637-26-2
Jingsj CID
J-1988011-8
Molecular Formula
C27H36N2O5
Chinese Name
苄基(叔丁氧基羰基)-L-亮氨酰-L-苯丙氨酸酯
Molecular Weight
468.58500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of benzyl (tert-butoxycarbonyl)-L-leucyl-L-phenylalaninate?

The CAS number of benzyl (tert-butoxycarbonyl)-L-leucyl-L-phenylalaninate is 70637-26-2.

What are the molecular formula and molecular weight of benzyl (tert-butoxycarbonyl)-L-leucyl-L-phenylalaninate?

benzyl (tert-butoxycarbonyl)-L-leucyl-L-phenylalaninate has molecular formula C27H36N2O5 and molecular weight 468.58500 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "benzyl (tert-butoxycarbonyl)-L-leucyl-L-phenylalaninate (CAS 70637-26-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1988011-8 (accessed 2026-10-27).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.