Tadalafil API | CAS 171599-83-0

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Blue Eye Bio is a premier authoritative source for high-purity Tadalafil API (CAS 171599-83-0). Managed by our British technical headquarters and produced via our Strategic Alliance Hubs, this product is refined to exceed USP/EP pharmaceutical benchmarks.
Recognizing that Tadalafil's efficacy is limited by its solubility, we provide Micronized Tadalafil with precision-controlled particle size (D90 < 10μm). This optimization ensures superior dissolution rates and maximum bioavailability in your formulations.
Governed by our Unified QC Standard (UQS), every batch is dual-verified to ensure absolute molecular integrity and batch-to-batch consistency. We support Small and Medium-sized Enterprises with factory-direct pricing and first-hand technical dossiers (COA/MSDS/TDS). Request your rapid 24-hour quote today.
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Tadalafil (CAS 171599-83-0): The Gold Standard for Long-Acting PDE5 Inhibition


"At Blue Eye Bio, we understand that in pharmaceutical development, the half-life of a molecule determines its market dominance. Tadalafil is a high-purity Active Pharmaceutical Ingredient (API) characterized by its prolonged pharmacological window.

Produced through our Strategic Supply Chain Alliance under rigorous British technical oversight, our Tadalafil powder is refined to exceed USP/EP benchmarks, providing the molecular foundation required for the next generation of performance and vasodilatory research formulations."




1: Technical Profile: Understanding the Tadalafil Molecule



"Tadalafil (CAS 171599-83-0) is a selective inhibitor of cyclic guanosine monophosphate (cGMP)-specific phosphodiesterase type 5 (PDE5). Chemically, it is a pyrazinopyridoindole derivative with a unique therapeutic profile compared to other analogs.

Its primary advantage lies in its extended pharmacokinetic half-life (approx. 17.5 hours), allowing for a significantly wider 'opportunity window' in physiological research. Because of its extremely low aqueous solubility, the quality of Tadalafil raw material is directly tied to its physical processing—specifically its micronization profile."






2. The Technical Matrix


Analysis Item

Specification Standard

Technical Keyword

Product Name

Tadalafil

Bulk Tadalafil

CAS Number

171599-83-0

CAS 171599-83-0

Assay (HPLC)

≥ 99.5%

High-purity API

Particle Size (D90)

< 10μm / < 20μm (Customizable)

Micronized Tadalafil

Melting Point

298°C - 302°C

Crystalline stability

Loss on Drying

≤ 0.5%

Moisture control

Governance

Unified QC Standard (UQS)

British Managed





3. Why choose Blue Eye Bio for Tadalafil?

    • Precision Micronization Technology :
      Tadalafil's efficacy is limited by its solubility. Blue Eye Bio provides Micronized Tadalafil with precise particle size distribution control (D90 < 10μm). This ensures superior dissolution rates and maximum bioavailability in your finished tablet or capsule formulations.

    • Strict Isomer & Impurity Control:
      We implement rigorous chromatographic screening to control the (6S, 12aR)-isomer and other related substances. Our Unified QC Standard (UQS) ensures that every batch meets the most stringent pharmaceutical impurity profiles, reducing your downstream purification risks.

    • Stable Polymorph Consistency:
      Our crystallization process is locked to produce the most stable Polymorphic Form I, ensuring that your R&D pipelines do not face unexpected stability issues during shelf-life testing.

    • Primary Sourcing & Agile Scale-up:
      As a primary source managed by our UK headquarters, we eliminate middleman premiums. We support Small and Medium-sized Enterprises by bridging the gap between gram-scale laboratory trials and multi-ton industrial supply.



5.


Global Industrial Applications

    • Long-Acting Performance R&D: The preferred active component for "Daily-use" or "Once-daily" low-dose formulation research.

    • Comparative Bio-equivalence Studies: Serving as a high-purity reference material for next-generation PDE5 inhibitor synthesis.

    • Synthesis Intermediates: Utilizing the Tadalafil core for specialized heterocyclic chemical research.





Compare with other PDE5 inhibitors: [Sildenafil Citrate] and [Vardenafil HCl].



    • Q: Can you provide customized particle size (Micronized) Tadalafil?

        • A: Yes. We specialize in Micronization. Depending on your formulation needs (Direct Compression vs. Wet Granulation), we can provide Tadalafil with specific D50 and D90 distributions to optimize your production efficiency.

    • Q: How does Blue Eye Bio ensure the competitive price of Tadalafil API?

        • A: By managing our Strategic Supply Chain Alliance directly from our Asia manufacturing base, we bypass traditional global trading markups. You receive first-hand manufacturer pricing




Compare with other PDE5 inhibitors: [Sildenafil Citrate] and [Vardenafil HCl].

Compliance & Support

GMP, ISO, HALAL, KOSHER, FDA Registered.

Full technical dossiers (MSDS, TDS, COA, Allergen Statement) are available for every batch.