L-Lysine monohydrate

L-赖氨酸一水物

Also known as: L(+)-Lysine monohydrate, L-Lysine hydrate, H-Lys-OH·H2O, (S)-2,6-Diaminohexanoic acid monohydrate, L-Lysine, monohydrate

L-Lysine monohydrate (CAS 39665-12-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H16N2O3 and a molecular weight of 164.20300 g/mol. It is also known as L(+)-Lysine monohydrate, L-Lysine hydrate and H-Lys-OH·H2O. Key properties include a melting point of 212-214 °C, a boiling point of 400ºC at 760 mmHg and a flash point of 195.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
39665-12-8
Jingsj CID
J-1602674-6
Molecular Formula
C6H16N2O3
Chinese Name
L-赖氨酸一水物
Molecular Weight
164.20300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point212-214 °C
Boiling Point400ºC at 760 mmHg
Flash Point195.7ºC

Frequently Asked Questions

What is the CAS number of L-Lysine monohydrate?

The CAS number of L-Lysine monohydrate is 39665-12-8.

What are the molecular formula and molecular weight of L-Lysine monohydrate?

L-Lysine monohydrate has molecular formula C6H16N2O3 and molecular weight 164.20300 g/mol.

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

Last updated:

How to cite: Jingsj. "L-Lysine monohydrate (CAS 39665-12-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1602674-6 (accessed 2026-10-25).

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