H-Lys-Phe-Lys-OH acetate salt

H-赖氨酸-苯丙氨酸-赖氨酸-OH

Also known as: (2S)-6-amino-2-[[(2S)-2-[[(2S)-2,6-diaminohexanoyl]amino]-3-phenylpropanoyl]amino]hexanoic acid, 1b40, H-Lys-Phe-Lys-OH, L-Lysine, L-lysyl-L-phenylalanyl-, L-Lysine,N2-(N-L-lysyl-L-phenylalanyl), L-Lysyl-L-phenylalanyl-L-lysine trifluoroacetate, Lys-Phe-Lys, Lys-phe-lys

H-Lys-Phe-Lys-OH acetate salt (CAS 54925-87-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C21H35N5O4 and a molecular weight of 421.53400 g/mol. It is also known as (2S)-6-amino-2-[[(2S)-2-[[(2S)-2,6-diaminohexanoyl]amino]-3-phenylpropanoyl]amino]hexanoic acid, 1b40 and H-Lys-Phe-Lys-OH. Key properties include a boiling point of 691.4ºC at 760 mmHg, a density of 1.22g/cm3 and a flash point of 372ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
54925-87-0
Jingsj CID
J-90021-2
Molecular Formula
C21H35N5O4
Chinese Name
H-赖氨酸-苯丙氨酸-赖氨酸-OH
Molecular Weight
421.53400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point691.4ºC at 760 mmHg
Density1.22g/cm3
Flash Point372ºC

Frequently Asked Questions

What is the CAS number of H-Lys-Phe-Lys-OH acetate salt?

The CAS number of H-Lys-Phe-Lys-OH acetate salt is 54925-87-0.

What are the molecular formula and molecular weight of H-Lys-Phe-Lys-OH acetate salt?

H-Lys-Phe-Lys-OH acetate salt has molecular formula C21H35N5O4 and molecular weight 421.53400 g/mol.

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

Last updated:

How to cite: Jingsj. "H-Lys-Phe-Lys-OH acetate salt (CAS 54925-87-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-90021-2 (accessed 2026-10-23).

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