Letrozole Powder

Letrozole Powder

Letrozole (CAS No.: 112809-51-5) also called Femara, is a type of hormone therapy drug. It is a treatment for breast cancer in women who have had their menopause.
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Product Details

Product Introduction

Femara Letrozole lowers the levels of the female sex hormone oestrogen in the body. Oestrogen stimulates some breast cancers to grow. These breast cancers are called hormone sensitive or hormone receptor positive. Letrozole can stop or slow the growth of these cancers.

Product Specification

Product nameLetrozole
CAS No.112809-51-5Outer Packing25KG
Production date2019/9/18Shelf life2 years
Standard adoptedEnterprise Standard
AppearanceWhite or off-white crystaline powderWhite
Crystalline powder
SolubilitySoluble in Chloroform;Conform
Soluble in ethanol when heated
ldentification(1)Maximum absorption in wavelength of 240 nmConform
Minimum absorption in wavelength of 215 nmConform
(2)Infrared spectrum should be in accordance the dominant peak of contrastIn accordance with the dominant peak of contrast
Melting points182ºC-184ºC182ºC
Related substances≤0.5%0.30%
Single impurity≤0.3%0.20%
Loss on drying≤1.0%0.80%
ConclusionConforms Specifications of Enterprise Standard.

Product uses

1) Letrozole is used to treat certain types of breast cancer (such as hormone-receptor-positive breast cancer) in women after menopause. 

2) It is also used to help prevent the cancer from returning. Some breast cancers are made to grow faster by a natural hormone called estrogen. 

3) It decreases the amount of estrogen the body makes and helps to slow or reverse the growth of these breast cancers.


Letrozole Oral Conversion Recipe

200ml @ 5 mg/ml

1 gram of Femara powder

1 beaker suitable for holding the volume of liquids

19.9 ml of PEG 300

179.1 ml of 190 Proof Grain Alcohol


Q1: What is your minimum order amount limit?

A1: Letrozole powder MOQ is 10 grams.

Q2: Which payment methods are acceptable?

A2: We accept Western Union, Bitcoin, Bank Transfer and MoneyGram.

Q3: Do you provide stealth packaging?

A3: Yes, we do. For more specific info, please get in touch with us, whatsapp: +8618571714826.

Q4: What should I do if my parcel was seizure or lost, do you have resend policy?

A4: Our sales team will contact you once abnormal situations appear, they will help you to solve the problem. Reshipping policy will be always provided.

Q5: How soon I can get the tracking number of my parcel?

A5: The tracking number would be provided within about 2 days after payment being confirmed. More questions, please contact with ann@roidsell.com

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