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HS Code |
747252 |
| Chemical Name | 5-Alpha-Dihydroprogesterone |
| Formula | C21H32O2 |
| Molecular Weight | 316.48 g/mol |
| Iupac Name | pregnan-3,20-dione |
| Cas Number | 601-57-0 |
| Appearance | white crystalline powder |
| Solubility | soluble in organic solvents, slightly soluble in water |
| Melting Point | 189-191°C |
| Biological Role | neurosteroid, progesterone metabolite |
| Origin | produced in mammals via enzymatic reduction of progesterone |
As an accredited 5-Alpha-Dihydroprogesterone factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A sealed amber glass vial contains 1 gram of 5-Alpha-Dihydroprogesterone, labeled with CAS number and safety precautions. |
| Shipping | 5-Alpha-Dihydroprogesterone ships in tightly sealed, chemical-resistant containers to prevent contamination or degradation. It is packaged with cold packs or dry ice where temperature control is required. Proper labeling and documentation accompany each shipment, adhering to all chemical transport regulations to ensure safe and compliant delivery. |
| Storage | 5-Alpha-Dihydroprogesterone should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and moisture. Keep it in a tightly sealed container, preferably under inert gas such as nitrogen, to prevent degradation. Store at 2-8°C (refrigerator conditions) for optimal stability. Ensure designated chemical storage protocols are followed and access is limited to authorized personnel. |
Applications of 5-Alpha-Dihydroprogesterone in Industrial Manufacturing5-Alpha-Dihydroprogesterone serves as a specialized intermediate within controlled pharmaceutical and hormone synthesis chains. Our manufacturing processes supply tailored grades suited to the unique needs of each validated downstream sector, ensuring reliable quality and compliance through all integration points below. 1. Steroid Hormone Pharmaceutical SynthesisIndustrial hormone manufacturers employ 5-Alpha-Dihydroprogesterone as a pre-cursor for the synthesis of various progestogenic drugs, particularly for regulated oral or injectable formulations. Here, strict supplier auditing and batch traceability processes govern all synthesis steps, as in-situ conversion efficiency and by-product control are crucial for compliance and downstream purity requirements. Industry compliance standards
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2. Veterinary Hormone PreparationsWithin regulated veterinary drug supply chains, compounders and specialty feed producers incorporate this raw material during the synthesis of reproductive hormone additives. Accurate in-batch homogenization and close compliance with regional agricultural and veterinary jurisdictions guide these applications, with rigorous analytical controls at formulation and blending stages. Industry compliance standards
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3. Research Biochemical Reagent ProductionLeading biochemical reagent companies use 5-Alpha-Dihydroprogesterone to standardize assay kits, in vitro diagnostic calibrators, and receptor binding studies. Stringent batch documentation and chemical identity verification enable downstream traceability essential for clinical and academic research quality requirements. Industry compliance standards
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4. Cosmetic Ingredient Intermediates for Advanced SkincareWithin specialty cosmetic ingredient manufacturing, 5-Alpha-Dihydroprogesterone functions as a precursor during the synthesis of regulated cosmetic actives with claimed skin metabolism effects. Compliance with cosmetic ingredient regulations and safety documentation govern its use, and processing steps focus on impurity removal and batch consistency for further blending at cosmetic formulation plants. Industry compliance standards
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Few people outside the pharmaceutical and life sciences fields know the full story behind the compounds that underpin critical research and drug development. Among these molecules, 5-Alpha-Dihydroprogesterone stands out for its unique structure and applications. Here on our manufacturing line, we watch not just another molecule take shape, but a cornerstone material that supports a range of next-generation medical investigations.
Crafting 5-Alpha-Dihydroprogesterone involves precision, time, and an unwavering focus on purity. We operate full-cycle synthesis and high-vacuum drying stations, working with a tight-knit team of chemists and operators. Our batch model has a typical mass range designed to match the needs of both large-scale clinical studies and emerging research programs. Experience taught us that balancing production efficiency with the strictest process controls produces the consistency that qualified buyers expect.
Each milligram reflects an understanding of the compound’s role as a metabolite derived directly from progesterone. About 5-Alpha-Dihydroprogesterone, it is not just a minor player among progestins. Our approach puts the molecule’s chemical stability and specific stereochemistry front and center. Every order follows the same journey — raw material check, monitored synthesis, stepwise purification, analytical verification, and careful packaging. We store the material under strictly controlled temperatures and humidity so structure stays intact right up to delivery.
In the world of synthetic progestins, minor shifts in structure can yield major differences in biological activity. 5-Alpha-Dihydroprogesterone features a fully reduced A ring, which marks a significant departure from most naturally occurring or synthetically modified progestogens. Unlike more common derivatives that retain saturated or unsaturated bonds at the 4-position, this compound’s unique configuration shapes how it interacts with biological receptors.
We monitor every synthesis batch by NMR and HPLC, confirming the identity and purity with strict cutoffs based on both internal and industry standards. The process leaves little room for error — a tiny deviation in reduction leads to unwanted side-products, so robust monitoring is key. By the time the batch leaves our finishing suite, it sits at no less than 99% by HPLC, usually even higher, and our certificate of analysis reflects this focus on quality.
Customers often compare this material to other progestins like 3-Alpha or 3-Beta derivatives. The difference lies not only in the functional activity, but also in how each variant fits into experimental designs. We receive feedback from researchers who can point to clear distinctions in enzyme interactions, receptor binding profiles, and downstream metabolic pathways. Each difference opens specific research doors: for example, 5-Alpha-Dihydroprogesterone helps clarify the role of reduced progestins in neurophysiology, which is something 4- or 3-modified compounds may not reveal.
Our own experience tells us that consistency of supply matches consistency of product. After more than a decade producing 5-Alpha-Dihydroprogesterone at scale, we know the pitfalls — solvent contamination, degradation from light or moisture, subtle shifts in crystallinity that can throw off downstream applications. We take nothing for granted. Every shipment leaves us after passing through vibration-tolerant packaging and desiccated pouches to ensure that the compound arrives in the same form as it left our facility.
In terms of form, most batches crystallize as fine, off-white solids with characteristic melting points between 130 and 134 °C. Unseen but just as important is the trace metal content — we run both LC-MS and elemental analysis to pin this down to within a fraction of a part per million. The final report stands ready for any regulator or analytical lab to review. Every year, returning clients flag the increase in quality control — once, a key pharmaceutical customer discovered a supplier switch shortchanged them with off-grade product, so they returned to us for reliable shipment. Their clinical protocols advanced smoothly from then onward.
Most of our 5-Alpha-Dihydroprogesterone goes straight to pharmacological research groups, biosciences departments, and development teams running exploratory studies on hormonal signaling. There is a steady demand for unblended, single-origin material that researchers can use for direct assays, receptor binding studies, and metabolic exploration. In our conversations with end users, two trends keep surfacing — interest in neurosteroid function in the central nervous system, and investigations into alternative progestin functions in reproductive health.
The practical significance appears when research groups run side-by-side comparisons with closely related molecules. We worked with one university lab that explored allopregnanolone versus 5-Alpha-Dihydroprogesterone exposure in cell lines when searching for the source of specific neuroprotective effects. Only the precise compound they received from us yielded the set of effects described in the literature. Reliability in supply, paired with documentation, let them move forward without delays caused by batch-to-batch shifts.
There is another side to the product’s impact: method validation and analytical chemistry. Scientists who work in diagnostic laboratories use our reference-grade batches to calibrate mass spectrometry and chromatographic instruments. Each order includes not just the compound, but an in-depth worksheet prepared from our own experience, listing sample preparation tips, solubility guidance by solvent, and typical calibration curves for multiple platforms. Over time, this low-friction support reduced troubleshooting calls from buyers, allowing them to free up resources for real research.
Many new clients arrive asking if they could substitute another progestin or even crude progesterone for this application. Direct experience tells us that short cuts rarely pay off. For example, even small differences in hydrogenation position or ring conformation affect how steroid-metabolizing enzymes interact with the molecule. Enzyme specificity in steroid biosynthesis operates with narrow tolerances, so swapping in a 4-Alpha or 3-Beta compound often leads to ambiguous or irreproducible results.
This fact becomes clearer in animal and clinical studies. Synthetic alternatives may mimic downstream actions, but they often lack the same receptor binding specificity as 5-Alpha-Dihydroprogesterone. One leading group working on endocrine disorders needed results that would translate to human clinical outcomes — only correctly-configured, high-purity preparations showed predictable pharmacokinetics in their animal model, allowing them to publish actionable results.
Some solvent suppliers tried to push lower-grade derivatives for cost savings. Our records show these efforts backfired — customers spent more time troubleshooting and replacing failures than they would have by sourcing a well-documented batch from us to begin with. A few regulatory auditors contacted us specifically for audit trails, traceable sample origin, and certificates of analysis. These extra steps closed the compliance gap for buyers facing detailed regulatory review, especially in pharmaceutical development programs funded by national health authorities.
We treat every order with the rigor developed over many years in pharmaceutical and specialty chemical manufacturing. Our on-site safety and environmental officer updates protocols on a rolling basis, adjusting handling procedures as research and industry change. You would find all workers responsible for their own sample logs, with a double-witness system to prevent cross-contamination. The entire workflow — from raw input to final shipment — gets logged, and spot-audited both by us and by partner labs.
Because steroid compounds feature higher biological activity, our facility keeps air handling and spill response on standby at all times. Staff members receive training on airway protection and surface clean-down procedures. Every order includes clear, jargon-free guidelines based on our hands-on experience — short, practical advice beats dense safety literature during critical handling steps.
Clients appreciate this focus most during onboarding. New research groups benefit from walkthroughs using video clips taken in our own labs. Others, especially in clinical development, request direct calls to clarify material compatibility with their existing protocols. These conversations spark improvements in our procedure sheets, and we routinely update handling advice when new solvent systems or instrumentation come into use.
Documentation runs deeper than safety sheets — we commit to supplying batch-specific records that track source material, synthesis steps, and analytical verification. Each certificate comes stamped and signed by the chemists responsible. In all transparency, this system took years to fine-tune, requiring not just technical upgrades but culture change on the manufacturing line. The result is a practical toolkit for end users who need more than a generic safety data sheet.
Our approach blends long-term experience with respect for shifting compliance standards. Regional and national regulations for progestin manufacture have grown more complex over the years, with oversight expanding into traceability, environmental emissions, and workplace safety. We stay ahead by investing directly in in-house analytical capability, so all documentation matches or exceeds current requirements.
Inspectors visiting our facility report one trend: full traceability for each batch, with complete logs available down to solvent lot numbers and waste streams. This transparency opens doors for clients moving into regulated markets, since they can revise submissions and inspection reports with our supporting documentation as backup. Not only does this support the needs of pharmaceutical manufacturers but it also helps universities and start-ups keep pace with larger competitors.
Our own path led from a small pilot plant, focused only on custom synthesis, to a large-scale facility with integrated QA and document management. Early lessons taught us that rigorous compliance stands as both shield and selling point. We work routinely with audit teams, share updates from our internal compliance group, and revise protocols based on both pushback and praise from regulatory agencies. One result: customers face fewer bureaucratic hurdles, with fewer delays from paperwork or clarification requests.
Because 5-Alpha-Dihydroprogesterone sits at the intersection of clinical, biochemical, and analytical studies, our interaction with users goes far beyond product delivery. We run regular sessions with researchers, troubleshooting issues and sharing insights into optimization. These exchanges give everyone — from seasoned lab managers to graduate students — the context needed for best results, using both compound and protocol in tandem.
Our technical support line sees frequent questions on solubility in new solvent systems, best practices for storage under field conditions, and analytical method refinement for emerging detection platforms. Each time, we dig back into process records, running control experiments in parallel so that advice matches actual process outcomes. Mistakes do happen, but each one feeds directly back into the training and support materials we send out. This cycle of process review, knowledge sharing, and open communication helps customers drive successful outcomes in both research and commercial settings.
Through these relationships, we have built a small but active global network. Several research groups collaborate through us, sharing best practices and innovations, especially as the landscape changes with new regulatory expectations or analytical technologies. This two-way exchange not only supports our customers but also informs ongoing improvements to our own manufacturing operations.
One of the most valuable lessons came from direct, sometimes tough, feedback from end users. Feedback led us to overhaul our packaging, after a client’s material arrived clumped after a long, humid transit. Instead of doubling down on silica gel, we redesigned the containment sealing, leading to a drop in moisture-related returns. Another case involved trace metal contamination flagged by a customer’s ICP-MS platform — after confirming the result, we sourced higher-purity solvents and fully revalidated the process, raising both internal QA and customer confidence.
Direct engagement with regulatory authorities also brings a steady supply of new questions. We now proactively review emerging guidelines for endocrine disruptor handling, waste management, and technical documentation required for clinical development support. Each process change filters back to our own workflow, so that every new order reflects learning and adaptation. Over the last five years, this approach resulted in a drop in returned batches, a lower error rate in analytical certifications, and smoother onboarding for both new and returning clients.
Many of our best technical enhancements come from joint projects with leading labs and pharmaceutical research offices. These collaborations often kickstart custom synthesis projects and branch out to broader improvements across our entire product lineup. Lessons from 5-Alpha-Dihydroprogesterone frequently set new benchmarks for process optimization and quality control that spill into adjacent product lines.
Over the years, we have seen the actual real-world cost of cutting corners. Labs that tried to source from non-specialist suppliers often hit setbacks: impurities triggering false results, unstable forms complicating long-term research, audit failures from incomplete data. Responding to these challenges shaped our deep focus on verification, documentation, and ongoing dialogue with users. In our daily workflow, attention to these details is not optional—it’s a foundation that supports both trust and innovation.
Standing by customers means standing by the science; every process change or improvement comes from a clear understanding of the user’s requirements. We weigh every decision, not just from a cost or compliance standpoint, but also in the light of what research needs in the next stage. That means anticipating new analytical requirements, reformulating packaging, or shifting batch sizes to match the changing market for hormonal research and clinical product development.
Industry is always moving. 5-Alpha-Dihydroprogesterone’s place within bioscience and pharma research continues to evolve with new questions on the horizon. We track new literature and listen to our client base, so emerging areas of interest — such as neuropsychiatric implications or alternative metabolic pathways — get matched with the technical support, process improvement, and documentation they require.
Every day, processes in our manufacturing line, from the first weighed gram of starting material to the final product seal, reflect a commitment to supporting clients who demand more than off-the-shelf chemicals. Manufacturing expertise, coupled with a deep respect for the scientific process, keeps us refining, improving, and supporting discoveries that move science forward.