High-Purity S4 (Andarine) + GW-501516 (Cardarine) Stack: Industrial Bulk Supply

Procuring dual-compound selective receptor combinations requires exact chemical characterization, strict fill accuracy, and analytical purity across both active constituents. registeredpeptides.co provides industrial-grade S4 (Andarine) + GW-501516 (Cardarine) Research Stacks tailored for commercial enterprise procurement, chemical distribution, and multi-variable analytical testing protocols.

We supply commercial laboratories, institutional research facilities, and high-volume chemical buyers with verified compounds that ensure consistent lot-to-lot stoichiometry, structural integrity, and analytical compliance.

Key Specifications & Chemical Profiles

1. S4 (Andarine)

Chemical Name: (2S)-3-(4-acetamido-phenoxy)-2-hydroxy-2-methyl-N-[4-nitro-3-(trifluoromethyl)phenyl]propanamide
CAS Number: 401900-40-1
Class: Non-steroidal Selective Androgen Receptor Modulator (SARM)
Molecular Formula: $\text{C}_{19}\text{H}_{18}\text{F}_3\text{N}_3\text{O}_6$
Molar Mass: $441.36\text{ g/mol}$

2. GW-501516 (Cardarine)

Chemical Name: {4-[({4-Methyl-2-[4-(trifluoromethyl)phenyl]-1,3-thiazol-5-yl}methyl)sulfanyl]-2-methylphenoxy}acetic acid
CAS Number: 317318-70-0
Class: Peroxisome Proliferator-Activated Receptor Delta (PPAR$\delta$) Agonist
Molecular Formula: $\text{C}_{21}\text{H}_{18}\text{F}_3\text{N}\text{O}_3\text{S}_2$
Molar Mass: $453.50\text{ g/mol}$
Purity Rating: Verified $\ge 98\%$ per compound via High-Performance Liquid Chromatography (HPLC)
Grade: High-purity industrial and laboratory reference standard

Compound Overview & Technical Mechanism

Combining a selective nuclear androgen receptor ligand with a metabolic PPAR$\delta$ agonist allows dual-vector investigation across cellular signaling and substrate oxidation pathways:

S4 (Andarine): Binds selectively to androgen receptors in skeletal muscle and osseous tissue. It activates localized anabolic signaling cascades, stimulating protein synthesis and gene expression involved in bone tissue mineral density without triggering systemic androgenic cross-reactivity in non-target tissue.
GW-501516 (Cardarine): Functions as a high-affinity PPAR$\delta$ receptor agonist. In cellular energy models, it upregulates genes controlling fatty acid transport, beta-oxidation, and oxidative phosphorylation, increasing mitochondrial enzyme activity and shifting cellular energy utilization toward lipids.

What Industrial Chemical Users Look For

When commercial procurement officers, laboratory managers, and chemical synthesis directors order bulk multi-compound stacks, key requirements include:

Dual HPLC & MS Analytical Certification: Independent High-Performance Liquid Chromatography (HPLC) and Mass Spectrometry (MS) documentation for each compound to guarantee sequence accuracy and absence of unreacted intermediates.
Zero Cross-Contamination Integrity: Strict separation during manufacturing and packaging to maintain single-compound purity profiles.
Scalable Wholesale Quantities: Access to commercial-scale production batches that secure long-term availability for ongoing trial protocols.
Optimal Packaging & Light Protection: Sealed in UV-resistant containers under controlled environments to prevent photodegradation or oxidative conversion.
Chain-of-Custody Logistics: Secure domestic shipping protocols that ensure material integrity from warehouse dispatch to arrival.

Key Applications in Research Settings

Substrate Metabolism & Lipid Oxidation Assays: Measuring fatty acid oxidation rates and mitochondrial adaptation under concurrent androgen receptor and PPAR$\delta$ activation.
In Vitro Muscle & Bone Tissue Engineering: Evaluating collagen production, cellular differentiation, and mineral deposition in musculoskeletal cell cultures.
Receptor Co-Activation & Selectivity Studies: Benchmarking competitive binding kinetics between nuclear transcription factors and metabolic receptors.
Stability & Analytical Method Validation: Developing standardized LC-MS assay parameters for dual-compound detection in high-throughput screening.

Bulk Ordering and Quality Assurance

Ordering through registeredpeptides.co guarantees direct access to industrial-grade chemical supply supported by batch-specific testing. Every lot of S4 Andarine and GW-501516 Cardarine is verified to maintain exact concentration and structural standards.

To obtain current batch Certificates of Analysis (COA), request custom pack volume configurations, or discuss enterprise wholesale accounts, contact our chemical sales division today.

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S4 Andarine + GW-501516 Cardarine Stack