Lysyllysine (Lys-Lys) may be used in studies of prebiotically relevant Salt-Induced Peptide Formation (SIPF) and in for physical chemical analysis.
| Canonical Smiles | C(CCN)CC(C(=O)NC(CCCCN)C(=O)O)N.Cl.Cl |
|---|---|
| IUPAC Name | (2S)-6-amino-2-[[(2S)-2,6-diaminohexanoyl]amino]hexanoic acid;dihydrochloride |
| InChIKey | LXQFWEBCTJENGB-BZDVOYDHSA-N |
| INCHI | 1S/C12H26N4O3.2ClH/c13-7-3-1-5-9(15)11(17)16-10(12(18)19)6-2-4-8-14;;/h9-10H,1-8,13-15H2,(H,16,17)(H,18,19);2*1H/t9-,10-;;/m0../s1 |
| Isomeric SMILES | C(CCN)C[C@@H](C(=O)N[C@@H](CCCCN)C(=O)O)N.Cl.Cl |
| WGK Germany | 3 |
| PubChem CID | 22852123 |
| Molecular Weight | 347.28 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
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View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organic acids and derivatives |
| Class | Carboxylic acids and derivatives |
| Subclass | Amino acids, peptides, and analogues |
| Intermediate Tree Nodes | Peptides |
| Direct Parent | Dipeptides |
| Alternative Parents | N-acyl-L-alpha-amino acids Alpha amino acid amides Medium-chain fatty acids Amino fatty acids N-acyl amines Secondary carboxylic acid amides Amino acids Monocarboxylic acids and derivatives Carboxylic acids Organic oxides Monoalkylamines Hydrochlorides Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Alpha-dipeptide - N-acyl-alpha-amino acid - N-acyl-alpha amino acid or derivatives - N-acyl-l-alpha-amino acid - Alpha-amino acid amide - Alpha-amino acid or derivatives - Medium-chain fatty acid - Amino fatty acid - N-acyl-amine - Fatty amide - Fatty acid - Fatty acyl - Amino acid or derivatives - Secondary carboxylic acid amide - Carboxamide group - Amino acid - Carboxylic acid - Monocarboxylic acid or derivatives - Organic nitrogen compound - Organonitrogen compound - Primary aliphatic amine - Organooxygen compound - Primary amine - Hydrochloride - Carbonyl group - Hydrocarbon derivative - Organic oxide - Amine - Organic oxygen compound - Aliphatic acyclic compound |
| Description | This compound belongs to the class of organic compounds known as dipeptides. These are organic compounds containing a sequence of exactly two alpha-amino acids joined by a peptide bond. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 D2215011 | Certificate of Analysis | Jan 21, 2026 | L121441 |
| D2215033 | Certificate of Analysis | Jan 21, 2026 | L121441 |
| G2516316 | Certificate of Analysis | Jun 28, 2025 | L121441 |
| G2516317 | Certificate of Analysis | Jun 28, 2025 | L121441 |
| G2516318 | Certificate of Analysis | Jun 28, 2025 | L121441 |
| D2215036 | Certificate of Analysis | Feb 16, 2022 | L121441 |
| Sensitivity | Moisture sensitive; Light sensitive |
|---|---|
| Molecular Weight | 347.280 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 7 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 11 |
| Exact Mass | 346.154 Da |
| Monoisotopic Mass | 346.154 Da |
| Topological Polar Surface Area | 144.000 Ų |
| Heavy Atom Count | 21 |
| Formal Charge | 0 |
| Complexity | 274.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 2 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 3 |
