Lentaron Hormonal Antitumor Formestane 566-48-3 High Purity and Top Quality with reasonable price on Hot Selling!!
Basic Informations:
Product Name: Formestane
Other name: Lentaron, Formestanes;
CAS: 566-48-3
MF: C19H26O3
MW: 302.41
MOQ: 10-50G, Sample is available
Assay: 99% min
Appearance: White or colourless crystalline powder with characteristic odor
Usage : Application of Treat Breast Cancer for Post-menopausal Women 99% Formestane
Used for natural or artificial postmenopausal breast cancer patients, including tamoxifen and other endocrine treatment of patients is invalid.
Formestane also is known as lentaron,is an anti-cancer drug, it is primarily used for the treatment of postmenopausal women with advanced breast cancer, it is also effective in prostate cancer.
Ｍolecular structure：
Formestane Dosages :
The most common version of formestane sold was in a topical gel form and it was dosed at 100-200mgs per application. Users would apply it onto clean, dry skin and rub in thoroughly; usually on the thighs or upper arms. It took 1 to 5 minutes to dry.
The injectable version for both breast cancer purposes and bodybuilders is 125mgs twice per week or 250mgs once per week.
Formestane COA :
TEST ITEMS | SPECIFICATION | RESULTS |
Description | White or Almost White Crystalline Powder | white powder |
Identification | A.B. | Positive |
Assay | 99.0~103.0% | 99.9% |
Specific Rotation | +101°~+105° | +102.6° |
Loss On Drying | 1.0%max | 0.27% |
Melting Point | 153~157°C | 153.0~155.0°C |
Organic Volatile Impurities | meets the requirement. | Conforms |
Related Substances | meets the requirement. | Conforms |
Residual Solvents | meets the requirement. | Conforms |
Particle Size | 100% ≤ 20 microns | Conforms |
Conclusion | The specification conform with USP35 standard | |
Functions of Formestane:
1. Aromatase inhibitors. For progressive breast cancer.
2. This product is an aromatase inhibitor. It is similar to Aminoglutethimide. It has a stronger selective inhibitory effect on type I aromatase. The mechanism of this product's enzyme inhibition is through the active part of the carcass mother nucleus and enzyme. Combining with the normal enzymatic hydrolysate -----Estrogen dione competes with the active site, resulting in suicide inhibition, so that the aromatase is inactivated forever. This product is 60 times stronger than the aminoglutethimide in vitro. For the treatment of postmenopausal women with advanced breast tumors. Its toxic side effects are small and well tolerated.
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