Verified laboratory reference items, metabolic signaling molecules, and pharmaceutical-grade active raw materials ready for immediate export dispatch.
Analytical characterization, physicochemical baselines, and quality release protocols for contract research and industrial B2B manufacturing.
CAS 58-22-0 corresponds chemically to 17β-hydroxyandrost-4-en-3-one, the archetypal endogenous androgen steroid hormone. In raw bulk manufacturing, pharmaceutical-grade and reference-standard synthesis necessitates rigorous crystallization control to eliminate stereoisomers and residual metal catalysts. Sourcing directly from verified factory infrastructure guarantees complete structural conformity, verifiable via 1H/13C Nuclear Magnetic Resonance (NMR) and High-Performance Liquid Chromatography (HPLC) coupled with high-resolution Mass Spectrometry (HRMS).
| Analytical Parameter | Pharmacopeia Baseline (USP/EP Grade) | Miaoou Factory Standard | Compliance Status |
|---|---|---|---|
| Chemical Formula / IUPAC | C19H28O2 / (17β)-17-Hydroxyandrost-4-en-3-one | Conforms 100% via FTIR & NMR | Validated |
| Assay Purity (HPLC) | 97.0% – 103.0% (Dried Basis) | ≥99.0% (Single Impurity < 0.2%) | Superior |
| Melting Range | 153°C to 157°C | 154.2°C – 156.0°C Sharp | Verified |
| Loss on Drying (LOD) | ≤ 1.0% | ≤ 0.35% High Vacuum Desiccation | Optimized |
| Residual Solvents (GC) | ICH Q3C Limits (Class 2/3) | Below LOQ / Solvent-Free Lyophilization | Class 1 Free |
Every industrial synthesis batch undergoes reverse-phase HPLC analysis with photodiode array (PDA) detection to ensure complete separation of isomeric steroids, 17α-epimers, and dehydration precursors.
Inductively Coupled Plasma Mass Spectrometry (ICP-MS) screening guarantees compliance with ICH Q3D requirements for elemental impurities (Lead, Cadmium, Arsenic, and Mercury below 0.1 ppm).
Our micronized and crystalline Cas 58-22-0 outputs exhibit predictable dissolution curves and polymorphism stability under accelerated ICH stability testing conditions (40°C ± 2°C / 75% RH ± 5%).
How Hebei Miaoou Technology mitigates procurement bottlenecks through automated synthesis, closed-loop batch tracking, and raw precursor integration.
Direct supply disruptions often emerge from phytosterol and 4-androstenedione (4-AD) volatility. Our factory operations leverage deep backward integration into basic agro-biotech precursors, guaranteeing uninterruptible multi-ton manufacturing cycles year-round without external intermediate dependency.
By transitioning key synthesis stages from legacy batch vessels to continuous micro-channel flow reactors, our facilities optimize heat transfer, minimize side reactions, and reduce batch-to-batch variation to near-zero standard deviations across metric-ton outputs.
Every gram of output is cross-referenced with distributed digital manufacturing telemetry. Environmental parameters, vacuum drying curves, and solvent distillation temperatures are immutably logged to ensure instantaneous root-cause audit trail traceability.
Enterprise procurement managers face severe regulatory fragmentation, adulterated intermediary risks, and volatile customs barriers. Here is our engineered solution set.
The secondary chemical market suffers from adulterated, re-crystallized, and mislabeled steroid APIs. We eliminate procurement exposure by delivering dual-sealed drums bearing tamper-evident holographic serials directly linked to individual batch HPLC chromatograms verified prior to port dispatch.
Steroid hormone raw materials routinely fluctuate based on industrial precursor yields. Miaoou offers tier-one contract buyers 6-to-12-month fixed-price supply agreements supported by strategic precursor reserves in Shijiazhuang, shielding operational margins against commodity shocks.
Navigating global treasury constraints, we facilitate flexible transaction structures including formal Proforma documentation, Letters of Credit (L/C), Escrow-supported wire settlements, and localized settlement vehicles designed to satisfy rigorous corporate compliance checks.
Operating beyond basic distribution: our specialized regulatory affairs team handles documentation, customs classification, and specialized transport packaging.
Comprehensive Drug Master File (DMF) style documentation, Certificate of Origin (COO), SDS/MSDS per GHS standards, and animal-free origin certificates provided with every wholesale shipment.
Accurate customs declarations under proper harmonized tariff schedules prevent freight confiscations and administrative penalties. Export manifests are cross-cleared through licensed commercial forwarders.
Multi-barrier aluminum vacuum foil packs, anti-static polyethylene liners, and fiber drums sealed with nitrogen purging prevent oxidation, moisture intrusion, and photochemical degradation.
Direct tracking coordination with air express couriers (FedEx, DHL, specialized freight forwarders) ensuring transit visibility from factory gate in Hebei directly to receiving dock.
Strategic investments in biocatalysis, continuous-flow synthesis, and combined peptide-hormone conjugate research for the 2026–2030 paradigm.
Phasing out harsh chemical oxidation steps in favor of recombinant microbial enzymes (cytochrome P450 monooxygenases), improving stereoselectivity, boosting yield by 18%, and lowering carbon footprints.
Expanding processing capabilities into ultrasonic sub-micronization and liposomal formulation interfaces, allowing contract laboratories to evaluate higher bio-availability profiles in novel drug delivery models.
Synthesizing research conjugates bridging targeted peptide sequences (e.g., LHRH analogues) directly to steroid core scaffolds, expanding experimental frameworks in targeted endocrinological therapeutics.
Essential guidance on minimum order quantities, testing protocols, analytical validation, and regulatory parameters.
For research evaluation and pre-formulation screening, our factory supports initial trial batches starting at 100g to 500g. For wholesale commercial contracts, standard shipping units start at 1kg aluminum foil sealed packs up to multi-ton drum configurations.
All batches are synthesized in our ISO/GMP compliant workshops in Shijiazhuang. Each release is subjected to HPLC purity confirmation, MS identity profiling, loss on drying (LOD), and residual solvent checks before generating a lot-specific Certificate of Analysis.
Yes. We routinely welcome sample verification by recognized independent testing entities (such as SGS, Eurofins, or client-appointed testing laboratories) to cross-verify HPLC purity, melting range, and heavy metals prior to releasing final bulk volumes.
Shipments are dispatched with an original batch Certificate of Analysis (COA), Safety Data Sheet (SDS/MSDS) compliant with the latest GHS standards, commercial packing slip, and certified export manifest. Full HPLC chromatograms and MS spectra are delivered electronically.
CAS 58-22-0 should be maintained in tightly sealed containers, stored between 2°C to 8°C or cool, dry ambient environments (below 25°C), shielded from direct sunlight and moisture. In proper inert packaging, shelf life stability exceeds 24 to 36 months.
No. Materials supplied by Hebei Miaoou Technology Co., Ltd. are strictly intended for laboratory R&D, quality control standards, chemical synthesis, and industrial manufacturing by licensed entities. They are not intended for human or veterinary direct therapeutic consumption.
Expanded synthesis catalog: Ginsenosides, Anabolic Hormone Esters, Somatropin, and Incretin Receptors for specialized enterprise supply pipelines.
