In the evolving field of cosmetic chemistry, understanding the precise sequence of specialized compounds is essential for those exploring modern skincare innovations. Decapeptide-12 is a new type of synthetic oligopeptide. Its peptide sequence contains 2 tyrosines, 2 arginines and 3 serines. These amino acids have strong Among the various compounds currently under review by researchers, Decapeptide 12 has emerged as a subject of significant interest due to its unique structural properties and its potential application in specialized topical formulations.
Decoding the Decapeptide 12 Sequence
When analyzing Decapeptide 12, it is helpful to look at its fundamental composition. While the name suggests a length of ten amino acids, technical literature often references it as a small, 12-amino acid peptide sequence in specific contexts, leading to some variations in nomenclature. However, the standard identified Tyr-Arg-Ser-Arg-Lys-Tyr-Ser-Ser-Trp-Tyr is the recognized chain.
The sequence is frequently represented as YRSRKYSSWY or in its full form as H-Tyr-Arg-Ser-Arg-Lys-Tyr-Ser-Ser-Trp-Tyr-OH. Variations in notation, such as H-Tyr-ArgSer-Arg-Lys-Tyr-Ser-Ser-Trp-Tyr-OH or H2N-Tyr-Arg-Ser-Arg-Lys-Tyr-Ser-Ser-Trp-Tyr-OH, all point to the same functional peptide.
From a chemical perspective, i Decapeptide-12 | 137665-91-9 ts structural integrity is defined by the inclusion of arginine, lysine, serine, tryptophan, and tyrosine. Specifically, its peptide sequence contains 2 tyrosines, 2 arginines and 3 serines, which contribute to its stability and physical behavior in a solution.
Technical Specifications and Characteristics
For those evaluating this peptide, understanding the verifiable technical data is key. Decapeptide-12 (often associated with the CAS number 137665-91-9) typically presents as a white to off-white powder.
* Molecular Formula: C65H90N18O17
* Mol Decapeptide-12 ; Molecular Weight. 1395.52 ; Color. White to off-white ; Sequence Shortening. YRSRKYSSWY ; Shipping. Room temperature in continental US; may vary ecular Weight: 1395.52 g/mol
* Standard Composition: A twelve-residue chain (though often referred to by the Decapeptide prefix) that utilizes a specific H-Tyr-Arg-Ser-Arg-. Lys-Tyr-Ser-Ser-Trp-Tyr-OH arrangement.
Because this compound is primarily synthesized for cosmetic research, quality standards are paramount. High-performance liquid chromatography (HPLC) is the standard method for verifying purity, which is typically expected to exceed 96% to 98% in professional-grade products.
Applications and Research Focus
The primary interest in this molecule lies in its biochemical interactions. It is primarily researched in reducing melanin production and hyperp Decapeptide-12 137665-91-9 - Sinoway igmentation, serving as a targeted alternative to traditional agents. By acting on the skin’s pathways, it aims to influence the appearance of tone and brightness without the complexities associated with older, more traditional chemical agents.
In my personal experience exploring high-end cosmetic ingredients, the precision of the sequ Decapeptide-12 Powder (CAS 137665-91-9) ence: YRSRKYSSWY is what makes this molecule stand out. Unlike broader, non-specific skincare additives, the specificity of this chain allows for a more focused interaction with the skin's surface.
Summary of Findings
Whether you are looking at it for its sequence or its physical characteristics, Decapeptide-12 remains a cornerstone of Price: 0 per gram. Sequence: H-Tyr-Arg-Ser-Arg-Lys-Tyr-Ser-Ser-Trp-Tyr-OH CAS #: NA If you require more than 5 grams, please Request a Quote. modern peptide research. Its structure—composed of arginine, lysine, serine, tryptophan, and tyrosine—provides a robust framework for its use in advanced topical applications. As research continues to evolve, the focus on this small, 12-amino acid peptide sequence will likely deepen, providing further insights into how these synthetic chains can be optimized for future cosmetic advancements.
Apr 24, 2026 — Decapeptide-12 Properties: Density 1.51±0.1 g/cm3(Predicted) pka 3.07±0.10(Predicted) Sequence H-Tyr-Arg-Ser-Arg-Lys-Tyr-Ser-Ser-Trp-Tyr-OH*Disclaimer: This article is for educational and informational purposes only. It does not provide medical advice, diagnosis, or treatment instructions. Always consult with a qualified professional regarding skincare concerns.*