Payment & Shipping Terms:
|Molecular Weight:||285.3||Melting Point:||181-183°C|
|Storage Condition:||-20°C Freezer||Appearance:||White Or Light Yellow Crystal|
|Delivery:||Within 24 Hours After Your Payment||Express:||UPS,TNT,DHL,EMS,HKEMS,FEDEX|
anti estrogen drugs,
natural anti estrogen
Alias:Letrazol-e; Letrozol-e Femara
CAS No: 112809-51-5
Molecular formula: C17H11N5
Molecular weight: 285.3
Appearance: White power
Delivery time: 5-7 days
Minimum order: 10g
Supply ability: 5000kg/month
Quality standard: USP32
Payment: and Money Gram
Delivery:Within 24hours After Your Payment
|Packing||foil bag or tin|
|Character||White crystalline powder|
|Quality Standard||Enterprise standard|
Letrozole is approved by the United States Food and Drug Administration (FDA) for the treatment of local or metastatic breast cancer that is hormone receptor positive or has an unknown receptor status in postmenopausal women.Letrozole is intended for use only by women who are no longer of childbearing age. Possible candidates must have already ceased to menstruate. It is often used in patients who have already undergone other cancer treatments, such as radiation, chemotherapy, and used other cancer drugs, like tamoxifen. This nonsteroidal aromatase inhibitor may help prevent any remaining cancer cells from spreading.
Femara is used for the treatment of post-menopause breast cancer. Femara is a powerful Aromatase Inhibitor that was developed to fight breast cancer. For athletes and bodybuilders, it is a drug used to combat the estrogenic side effects of anabolic steroids water-retention, acne and gynocomastia. It will also raise testosterone levels because of the lowered estrogen in the body. Side effects from include a lowered sex drive and continuous use can lead to lowered lipid function and an impaired immune system.
Femara is a non-steroidal aromatase inhibitor (lowers estrogen production) used to treat breast cancer in postmenopausal women. It is often given to women who have been taking tamoxifen (Nolvadex, Soltamox) for 5 years. Femara is available in generic form. Common side effects of Femara include hot flashes, hair loss, joint/bone/muscle pain, tiredness, unusual sweating or night sweats, nausea, diarrhea, dizziness, trouble sleeping, drowsiness, weight gain, weakness, flushing (warmth, redness, or tingly feeling), headache, constipation, numbness/tingling/weakness/stiffness in your hand or fingers, or pain in your hand that spreads to your arm, wrist, forearm, or shoulder.
In one male test subject Letrozoles was able to reduce estrogen levels to undetectable levels
Letrozoles is able to raise in male subjects.
Letrozoleshas also been shown to delay the fusing of the growth plates in mice. When used in combination with hormone, letrozoles has been shown effective in one adolescent boy with a short stature; Letrozoles has also been used to treat endometriosis a C17 α-alkylation which allows the hormone to survive first-pass liver metabolism when ingested. It is because of this that is also sold in tablet form.
|Appearance||White or off-white crystaline powder||White
|Solubility||Soluble in Chloroform;
Soluble in ethanol when heated
|ldentification||(1)Maximum absorption in wavelength of 240 nm
Minimum absorption in wavelength of 215 nm
|(2)Infrared spectrum should be in accordance the dominant peak of contrast||In accordance with the dominant peak of contrast|
|Loss on drying||≤1.0%||0.8%|
(On anhydrous basis)
|Conclusion||Conforms Specifications of Enterprise Standard.|
Femara Oral Conversion Recipes:
200ml @ 5 mg/ml
1 gram of powder
1 beaker suitable for holding the volume of liquids
19.9 ml of PEG 300
179.1 ml of 190 Proof Grain Alcohol
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1. Our Company is a professional raw powder factory in China for over 10 years, all powders are factory directly supplying.
2. Our products have exported to Germany, Norway, Poland, Finland, Spain, UK, France, Russia, USA, Australia, Japan, Korea and many other countries, over 100kgs each month.
3. Professional team special for package and shipment and staring on tracking code 24hours for customs pass. 100% pass to UK, Norway, Poland, Spain, USA, Canada, Brazil; 98% pass to Germany, Russia, Australia, New Zealand.
4. Most of powders are in stock, Chargeable samples are available, Could be shipped out within 24hours.
5. High quality, good price, fast and safety delivery. Shipment by DHL, TNT, FedEx, HKEMS,
Contact Person: Alex