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Home>Products>Anti Estrogen Steroids>Letrazole 112809-51-5 Anti Estrogen Natural Steroid White Powder

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  • Letrazole 112809-51-5 Anti Estrogen Natural Steroid White Powder
  • Letrazole 112809-51-5 Anti Estrogen Natural Steroid White Powder

Letrazole 112809-51-5 Anti Estrogen Natural Steroid White Powder

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HongKong Green Universal Co., Limited.

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  • HongKong Green Universal Co., Limited.2020-07-10 09:46:19
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Product Details

CAS: 112809-51-5 Purity: 99% Appearance: White or light yellow crystal
Molecular Formula: C17H11N5 Molecular Weight: 285.31

Product Description

Product Description:

 

Quick Detail:

Letrozole

CAS : 112809-51-5
Synonyms:FEMARA;CGS-20267;LETROZOL;LETROZOLE;LetrozoleUsp28;Letrozole99%;CGS-20267, Femara
Purity:99%
Appearance:White or light yellow crystal
Molecular Formula: C17H11N5
Molecular Weight: 285.31
Package:1/foil bag
Usage: Used as API in Treatment of breast disease.

 

Using for the treatment of post-menopause breast cancer:
Femara 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.Femara 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.

 

It will also raise testosterone levels:
Letrozo/le 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.Letrozo/le 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.

 

COA:

Tests Specifications Results
Appearance White or off-white crystaline powder

White

Crystalline powder

Solubility

Soluble in Chloroform;

Soluble in ethanol when heated

Conform
ldentification

(1)Maximum absorption in wavelength of 240 nm

Minimum absorption in wavelength of 215 nm

Conform

Conform

(2)Infrared spectrum should be in accordance the dominant peak of contrast In accordance with the dominant peak of contrast
Melting points 182ºC-184ºC 182ºC
Related substances ≤0.5% 0.3%
Single impurity ≤0.3% 0.2%
Loss on drying ≤1.0% 0.8%

[Assay]C17H11N5

(On anhydrous basis)

≥98.0% 99.2%
Conclusion Conforms Specifications of Enterprise Standard.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Our Competitive Advantage:

1. more than 5years Rich experience:Our company is a professional production leading factory in China in pharmaceutical area of many years.

2. Discreet package :The packing suits you best would be choosen to cross customs safely. also our warehouse have more than 1hundreds of packing methods ,Or if you have your own ideal way, it could be also taken into consideration.

3. Top quality. High quality guaranteed, once any problem is found, the package would be reshipped for you .and some other products for free.

4. Security Shipping:Shipping by express (FedEx,UPS,DHL,EMS), by air.The most professional forwarder would be recommanded for you.

5. Fast delivery:we hare stock ,so we can deliver your order in 4hours when payment information was confirmed.

6. Quality service:we will give you warm after-sale service,if any question we will reply you at once .

7. Competitive prices:big discount under market price ,plz connect me ,a gift is ready for you.


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