N-Benzyloxycarbonyl-N'-(tert-butoxycarbonyl)-L-lysine

N-苄氧羰基-N'-叔丁氧羰基-L-赖氨酸

Also known as: Z-Lys(Boc)-OH, N-alpha-Cbz-N-epsilon-Boc-L-lysine, N-alpha-Benzyloxycarbonyl-N-epsilon-tert-butoxycarbonyl-L-lysine, Nepsilon-(tert-Butoxycarbonyl)-Nalpha-carbobenzoxy-L-lysine, Cbz-Lys(Boc)-OH, MFCD00062271

N-Benzyloxycarbonyl-N'-(tert-butoxycarbonyl)-L-lysine (CAS 66845-42-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H22N2O4 and a molecular weight of 246.303 g/mol. It is also known as Z-Lys(Boc)-OH, N-alpha-Cbz-N-epsilon-Boc-L-lysine and N-alpha-Benzyloxycarbonyl-N-epsilon-tert-butoxycarbonyl-L-lysine. Key properties include a melting point of 61-63°C, a boiling point of 412.9±40.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 203.5±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 66845-42-9
Jingsj CID: J-1991174-2
Molecular Formula: C₁₁H₂₂N₂O₄
Chinese Name: N-苄氧羰基-N'-叔丁氧羰基-L-赖氨酸
Molecular Weight: 246.303 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	61-63°C
Boiling Point	412.9±40.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	203.5±27.3 °C

Frequently Asked Questions

What is the CAS number of N-Benzyloxycarbonyl-N'-(tert-butoxycarbonyl)-L-lysine?

The CAS number of N-Benzyloxycarbonyl-N'-(tert-butoxycarbonyl)-L-lysine is 66845-42-9.

What are the molecular formula and molecular weight of N-Benzyloxycarbonyl-N'-(tert-butoxycarbonyl)-L-lysine?

N-Benzyloxycarbonyl-N'-(tert-butoxycarbonyl)-L-lysine has molecular formula C11H22N2O4 and molecular weight 246.303 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "N-Benzyloxycarbonyl-N'-(tert-butoxycarbonyl)-L-lysine (CAS 66845-42-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991174-2 (accessed 2026-10-22).

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