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Peptides

Ala-Lys

Also known as L-Alanyl-L-lysine, alanyl-lysine, alanyllysine

CAS 6366-77-4Formula C9H19N3O3Molar mass 217.27 g/mol
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Ala-Lys chemical structure, C9H19N3O3, CAS 6366-77-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
6366-77-4
Formula
C9H19N3O3
Molar mass
217.27 g/mol
HS code
292419
Category
Peptides

What is Ala-Lys?

Plain description, key identifiers and synonyms

Ala-Lys is a dipeptide obtained by formal condensation of the carboxy group of L-alanine with the alpha-amino group of L-lysine. It has a role as a marine metabolite. It is a conjugate base of an Ala-Lys(1+).

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S)-6-amino-2-[[(2S)-2-aminopropanoyl]amino]hexanoic acid
CAS number
6366-77-4 CAS number cross-checked
Molecular formula
C9H19N3O3
InChIKey
QXRNAOYBCYVZCD-BQBZGAKWSA-N
InChI
InChI=1S/C9H19N3O3/c1-6(11)8(13)12-7(9(14)15)4-2-3-5-10/h6-7H,2-5,10-11H2,1H3,(H,12,13)(H,14,15)/t6-,7-/m0/s1
Canonical SMILES
CC(N)C(=O)NC(CCCCN)C(=O)O
Isomeric SMILES
C[C@@H](C(=O)N[C@@H](CCCCN)C(=O)O)N

Synonyms

  • L-Alanyl-L-lysine
  • alanyl-lysine
  • alanyllysine
  • AK dipeptide
  • A-K Dipeptide
  • Alanine Lysine dipeptide
  • Alanine-Lysine dipeptide
  • (2S)-6-amino-2-[[(2S)-2-aminopropanoyl]amino]hexanoic acid
  • N2-L-Alanyl-L-lysine
  • (2S)-6-amino-2-(((2S)-2-aminopropanoyl)amino)hexanoic acid
  • N2-Alanyllysine
  • AK
  • L-Ala-L-Lys
  • 6-Amino-2-(2-amino-propionylamino)-hexanoic acid
  • (S)-6-Amino-2-((S)-2-amino-propionylamino)-hexanoic acid

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
217.27 g/molcalc.
Exact mass
217.1426 Dacalc.
LogP (octanol/water)
-0.97calc.
Topological polar surface area
118.4 Ųcalc.
Hydrogen bond donors
4calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
7calc.
Heavy atoms
15calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.78calc.
Formal charge
0calc.
Stereocentres
2calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Ala-Lys suppliers

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Ala-Lys price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Roles

  • marine metabolite
  • metabolite

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Ala-Lys is traded under.

HS 2924.19Indicative HS code

Acyclic amides (including acyclic carbamates) and their derivatives, salts thereof, other

World exports in 2024
$2.38B
−1.7% vs 2023, imports $2.22B
2019 to 2024
Top exporters
  1. China34.7%
  2. Germany12.5%
  3. India * partner reported6.8%
Top importers
  1. United States17.5%
  2. Germany8.8%
  3. India * partner reported6.7%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Ala-Lys is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Ala-Lys, based on the data on this page

What is Ala-Lys?

Ala-Lys is a dipeptide obtained by formal condensation of the carboxy group of L-alanine with the alpha-amino group of L-lysine. It has a role as a marine metabolite. It is a conjugate base of an Ala-Lys(1+).

What is the CAS number of Ala-Lys?

The CAS registry number of Ala-Lys is 6366-77-4.

What is the molecular formula and weight of Ala-Lys?

The molecular formula of Ala-Lys is C9H19N3O3 and its molar mass is 217.27 g/mol.

What is Ala-Lys used for?

Known uses and roles of Ala-Lys include marine metabolite and metabolite.

Is Ala-Lys hazardous?

No GHS hazard classification for Ala-Lys is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Ala-Lys?

Ala-Lys is usually classified under HS code 292419 (Acyclic amides (including acyclic carbamates) and their derivatives, salts thereof, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Ala-Lys?

Post a free request on CompoundList and suppliers of Ala-Lys will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Ala-Lys?

Suppliers quote Ala-Lys on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Ala-Lys

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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