L-Alanyl-L-cystine (CAS 115888-13-6) Product Introduction
1. Product Overview
L-Alanyl-L-cystine (CAS 115888-13-6) is a high-purity chiral dipeptide compound designed for pharmaceutical synthesis and biomedical research, solving low chiral purity, high dissociative amino acid impurities and poor batch stability of conventional alanyl cystine peptide products.
2. Core Product Category
Chiral Dipeptide Compound, Pharmaceutical Synthetic Intermediate, Biomedical Research Reagent, Amino Acid Derivative, Fine Biochemical Raw Material
3. Target Crowd
Pharmaceutical fine chemical manufacturers, biomedical R&D institutions, university biochemistry laboratories, chiral peptide synthesis enterprises and cosmetic active ingredient developers
4. Core Solved Pain Points
· Common dipeptide products have insufficient chiral ee values, producing invalid isomer byproducts in targeted drug synthesis
· Conventional raw materials contain high free amino acid impurities, reducing the purity and yield of downstream synthetic products
· Generic batches show unstable peptide content, leading to poor repeatability of biochemical experiments and production formulas
· Ordinary dipeptide materials are prone to oxidative deterioration, resulting in shortened effective service cycle
5. Core Selling Points
· Maintains 99.2% minimum HPLC peptide purity and 99.0% chiral ee value verified by third-party SGS testing, eliminating isomer interference in chiral synthesis.
· Controls free amino acid impurity content below 0.06%, effectively improving the purification efficiency and finished product yield of downstream peptide preparations.
· Stabilizes effective dipeptide content at 99.0% minimum across all batches, ensuring consistent formula proportioning and experimental data repeatability.
· Limits oxidative degradation rate below 0.4% within 12 months under sealed low-temperature storage, maintaining stable molecular activity long-term.
6. Core Product Parameters
This product has a fixed CAS number of 115888-13-6 with a molecular formula of C12H22N4O6S2 and molecular weight of 386.46 g/mol. It appears as white crystalline powder at 25°C. The minimum HPLC purity is 99.2% and the minimum chiral ee value is 99.0%. Free amino acid impurity is below 0.06%. Sealed storage at -20°C provides a 12-month valid shelf life with stable chemical properties.
7. Application Scenarios
Pharmaceutical manufacturers use high-purity L-Alanyl-L-cystine for the synthesis of antioxidant and tissue repair pharmaceutical intermediates.
Biomedical laboratories adopt low-impurity dipeptides for cell antioxidant metabolism and peptide biological activity research.
Cosmetic ingredient developers apply standardized dipeptide raw materials for high-activity antioxidant formula development.
University research institutions utilize stable-batch products for chiral dipeptide structural modification and biochemical mechanism experiments.
8. Frequently Asked Questions
Q1: What purity and chiral specifications does L-Alanyl-L-cystine 115888-13-6 meet?
It features 99.2% minimum HPLC purity and 99.0% chiral ee value with SGS certification, meeting high-standard biochemistry and pharmaceutical synthesis requirements.
Q2: Does this dipeptide product contain high free amino acid impurities?
The product maintains 99.0% minimum effective dipeptide content in all batches, ensuring stable formula and experimental repeatability.
Q3: Is this L-Alanyl-L-cystine susceptible to oxidative degradation?
Under sealed -20°C storage, the oxidative degradation rate is only 0.4% within 12 months, retaining complete molecular biological activity.
Q4: What core fields is this chiral dipeptide suitable for?
It is widely applied in pharmaceutical intermediate synthesis, cell metabolism research and high-activity cosmetic ingredient development.
Q5: What advantages does high chiral purity bring to biochemical research?
High chiral ee value avoids isomer interference, guaranteeing accurate and credible experimental data and synthetic product activity.
Q6: What storage method can maximize the product's service life?
Sealed, light-proof and dry storage at -20°C effectively prevents oxidation and molecular denaturation throughout the shelf life.
