Product Overview
It is worth noting that testosterone undecanoate is characterized by its oily nature and long hydrocarbon chain. As a result, it presents certain features when developing formulations based on this substance.
Due to such characteristics as delayed absorption and prolonged release, it may be successfully used in those formulations where these qualities are necessary for the product.
Moreover, its good compatibility with oily formulations ensures the selection of testosterone undecanoate as a basis for long-acting hormone preparations.
Therapeutic Applications
At the product level, it is used in formulations that need testosterone activity in a long-acting ester form.
It is often selected when the final product needs a slower release and a longer duration than shorter-chain testosterone esters.
The exact use, strength, dosage form, and route of use depend on the final product design and local regulatory approval.
Specification Parameters
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CAS Number:- 5949-44-0
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Chemical Name:- Testosterone undecanoate
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Molecular Formula:- C30H48O3
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Molecular Weight:- 456.70 g/mol
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Physical Appearance:- White to crystalline off-white type powder
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Solubility:- Insoluble in water, but soluble in oils and organic solvents
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Purity (HPLC):- Not less than 98.0%
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Loss on Drying:- Not less than 0.5%
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Residue on Ignition:- Not above 0.1%
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Identification Tests:- IR, HPLC, and related standard tests
Packaging & Storage
Testosterone undecanoate is packed in sealed, light-protective containers. Common packs include HDPE drums or fibre-verified drums with good-quality inner plastic bags.
Double inner bags may also be used for better protection. Each pack is marked with the product name, batch number, and other key pack details.
It should be stored in a cool and dry area. The container should be kept tightly closed and protected after each use and must be protected from heavy heat and sunlight.
Good storage helps protect the material and keep it stable through its shelf life.
Why Choose Us
We do more than just a supply the API. We focus on steady quality, clear support, and supply you can trust.
Each batch is checked before release, and we provide key papers like CoA, SDS, and basic technical data in a clear form.
We keep communication simple and easy. We can offer pack sizes for lab work, pilot work, and full production.
Our goal is to support long-term sourcing with stable quality, low impurity levels, and reliable service.
