CompoundList
Sign in
Peptides

Asp-Lys

Also known as H-ASP-LYS-OH, L-Aspartyl-L-lysine, Alpha-Aspartyl-lysine

CAS 5891-51-0Formula C10H19N3O5Molar mass 261.28 g/mol
Get quotes Safety data
Asp-Lys chemical structure, C10H19N3O5, CAS 5891-51-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
5891-51-0
Formula
C10H19N3O5
Molar mass
261.28 g/mol
HS code
292419
Category
Peptides

What is Asp-Lys?

Plain description, key identifiers and synonyms

Asp-Lys is a dipeptide formed from L-alpha-aspartyl and L-lysine residues. It has a role as a metabolite. It is functionally related to a L-aspartic acid and a L-lysine. It is a tautomer of an Asp-Lys zwitterion.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S)-6-amino-2-[[(2S)-2-amino-3-carboxypropanoyl]amino]hexanoic acid
CAS number
5891-51-0
Molecular formula
C10H19N3O5
MDL number
MFCD00038206
InChIKey
OAMLVOVXNKILLQ-BQBZGAKWSA-N
InChI
InChI=1S/C10H19N3O5/c11-4-2-1-3-7(10(17)18)13-9(16)6(12)5-8(14)15/h6-7H,1-5,11-12H2,(H,13,16)(H,14,15)(H,17,18)/t6-,7-/m0/s1
Canonical SMILES
NCCCCC(NC(=O)C(N)CC(=O)O)C(=O)O
Isomeric SMILES
C(CCN)C[C@@H](C(=O)O)NC(=O)[C@H](CC(=O)O)N

Synonyms

  • H-ASP-LYS-OH
  • L-Aspartyl-L-lysine
  • Alpha-Aspartyl-lysine
  • L-alpha-aspartyl-L-lysine
  • (2S)-6-amino-2-[[(2S)-2-amino-3-carboxypropanoyl]amino]hexanoic acid
  • Aspartyl-Lysine
  • asp-lys acetate
  • alpha-Asp-Lys
  • alpha-aspartyllysine
  • L-alpha-Asp-L-Lys
  • L-Asp-L-Lys
  • N2-L-a-aspartyl-L-Lysine
  • N2-L-alpha-aspartyl-L-Lysine
  • DK
  • (S)-6-Amino-2-((S)-2-amino-3-carboxy-propionylamino)-hexanoic acid
  • 6-Amino-2-(2-amino-3-carboxy-propionylamino)-hexanoic acid (AspLys)

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
261.28 g/molcalc.
Exact mass
261.1325 Dacalc.
LogP (octanol/water)
-1.51calc.
Topological polar surface area
155.7 Ųcalc.
Hydrogen bond donors
5calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
9calc.
Heavy atoms
18calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.7calc.
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.

Asp-Lys suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

No supplier listings yet

Post one free request and suppliers who make or trade Asp-Lys can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

Asp-Lys price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Roles

  • 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 Asp-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 Asp-Lys is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Asp-Lys?

Asp-Lys is a dipeptide formed from L-alpha-aspartyl and L-lysine residues. It has a role as a metabolite. It is functionally related to a L-aspartic acid and a L-lysine. It is a tautomer of an Asp-Lys zwitterion.

What is the CAS number of Asp-Lys?

The CAS registry number of Asp-Lys is 5891-51-0.

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

The molecular formula of Asp-Lys is C10H19N3O5 and its molar mass is 261.28 g/mol.

What is Asp-Lys used for?

Known uses and roles of Asp-Lys include metabolite.

Is Asp-Lys hazardous?

No GHS hazard classification for Asp-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 Asp-Lys?

Asp-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 Asp-Lys?

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

What is the price of Asp-Lys?

Suppliers quote Asp-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 Asp-Lys

Get quotes for Asp-Lys

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Asp-Lys
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Asp-Lys with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/asp-lys-5891-51-0" title="Asp-Lys structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Peptides or HS code 292419

Price on request
Free quotes, contact stays private
Get quotes