Poly-L-lysine

聚-L-赖氨酸

Also known as: Lysine homopolymer, L-Lysine homopolymer, Poly(L-lysine), POLYLYSINE, Lysine polymer

Poly-L-lysine (CAS 25104-18-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula (C6H14N2O2)x and a molecular weight of 146.18800 g/mol. It is also known as Lysine homopolymer, L-Lysine homopolymer and Poly(L-lysine). Key properties include a melting point of 224ºC, decomposes, a boiling point of 311.5ºC at 760mmHg, a density of 1.125g/cm3 and a flash point of 142.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25104-18-1
Jingsj CID
J-1348775-5
Molecular Formula
(C6H14N2O2)x
Chinese Name
聚-L-赖氨酸
Molecular Weight
146.18800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point224ºC, decomposes
Boiling Point311.5ºC at 760mmHg
Density1.125g/cm3
Flash Point142.2ºC

Frequently Asked Questions

What is the CAS number of Poly-L-lysine?

The CAS number of Poly-L-lysine is 25104-18-1.

What are the molecular formula and molecular weight of Poly-L-lysine?

Poly-L-lysine has molecular formula (C6H14N2O2)x and molecular weight 146.18800 g/mol.

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

Last updated:

How to cite: Jingsj. "Poly-L-lysine (CAS 25104-18-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1348775-5 (accessed 2026-10-25).

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