The Research Compound Library brings together structured reference information on compounds used in laboratory and research contexts. It covers general data such as designation, synonyms, structural features, molecular mass and the usual analytical characterisation. The entries contain no medical or therapeutic information, no dosages and no application instructions.
Each entry links to the corresponding catalogue products and to the matching analytical resources in the Research section. The library is being expanded step by step; the following entries are currently available.
Compound overview
| Compound | Classification | Analytical focus |
|---|---|---|
| BPC-157 | Synthetic pentadecapeptide (15 amino acids) | RP-HPLC without 280 nm detection, mass confirmation around 1,419 Da |
| TB-500 | Trade designation for thymosin beta-4 or its actin-binding fragment | Variant clarification via the molecular mass (approximately 4.9 kDa versus approximately 0.9 kDa) |
| GHK-Cu | Copper(II) complex of the tripeptide glycyl-L-histidyl-L-lysine | Separate determination of peptide fraction and metal content |
| CJC-1295 | GRF(1-29) analogue, with and without DAC linker | Differentiation of the two variants by mass (approximately 3,368 versus approximately 3,647 Da) |
| Ipamorelin | Pentapeptide with non-proteinogenic building blocks and C-terminal amidation | Limits of HPLC and MS with D-configured amino acids |
| Semaglutide | Acylated peptide analogue of 31 amino acids with a C18 diacid side chain | Gradient requirements for lipopeptide conjugates |
| Tirzepatide | Acylated peptide analogue of 39 amino acids, dual receptor profile | Differentiation from structurally related analogues |
| Retatrutide | Acylated peptide analogue of 39 amino acids, described in the literature as a triple agonist | Analysis of a single substance versus a combination product |
| Semax | Heptapeptide composed of ACTH(4-7) and Pro-Gly-Pro | Methionine oxidation as a quality marker (plus 16 Da) |
| Selank | Heptapeptide composed of tuftsin and Pro-Gly-Pro, strongly basic | Early elution of polar peptides, detection only at 214 to 220 nm |
| Sermorelin | Synthetisches GHRH-Analogon (1-29) mit amidiertem C-Terminus | RP-HPLC mit 280-nm-Option über Tyrosin, Massenbestätigung um 3.358 Da |
| Tesamorelin | N-terminal acyliertes GHRH-Analogon aus 44 Aminosäuren | Nachweis der Acylgruppe über die dekonvolutierte Masse um 5.136 Da |
| GHRP-2 | Synthetisches Hexapeptid mit D-Aminosäuren und C-terminalem Amid | Massenbestätigung um 818 Da, Amidform gegen freie Säureform |
| GHRP-6 | Synthetisches Hexapeptid mit D-Aminosäuren und C-terminalem Amid | Zwei Tryptophanreste erlauben zusätzliche 280-nm-Detektion, Masse um 873 Da |
| AOD-9604 | Modifiziertes hGH-Fragment mit intramolekularer Disulfidbrücke | Disulfidzustand und Massenbestätigung um 1.815 Da |
| Epithalon | Synthetisches Tetrapeptid (AEDG) | Sehr polar, keine 280-nm-Detektion, Massenbestätigung um 390 Da |
| MOTS-c | Mitochondrial kodiertes Peptid aus 16 Aminosäuren | Methioninoxidation als Nebenpeak, Massenbestätigung um 2.175 Da |
| Thymosin Alpha-1 | Acetyliertes Polypeptid aus 28 Aminosäuren | Acetylierungsstatus nur über die Masse belegbar, um 3.108 Da |
| KPV | Tripeptid (Lysin-Prolin-Valin), C-terminales α-MSH-Fragment | Kurzkettige Sequenz ohne 280-nm-Chromophor, Massenbestätigung um 342 Da |
| Cagrilintid | Acyliertes Amylin-Analogon aus 32 Aminosäuren | Acylierungsgrad und Sequenznebenprodukte massenspektrometrisch abzugrenzen, um 3.750 Da |
Structure of the entries
Every compound entry follows the same structure: structural description, research context, analytical identification, interpretation of purity figures, requirements for documentation and batch assignment, and notes on the storage of laboratory substances. Each entry is supplemented by the corresponding catalogue products.
Products with different quantities or dosage forms of the same compound are combined into a single entry. Combination products appear under each compound they contain.
Further resources
- Research and analytical resources
- HPLC in peptide analysis
- LC-MS in peptide analysis
- HPLC vs. LC-MS: differences in peptide analysis
- Understanding peptide purity
- How to read a Certificate of Analysis (COA)
- Batch testing and traceability
- Analysis and certificates
The entries in this library serve exclusively as scientific and analytical information. They contain no dosage, application or treatment instructions. Products are not intended for use in humans or animals.