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Estradiol Benzoate

Estradiol Benzoate

Country/Region china

Company Xhcfzj company

Categories Progesterone Hormones

Update 2017-03-24 13:15:20

ICP License Issued by the Chinese Ministry

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Estradiol benzoate
CAS NO.: 50-50-0
Molecular formula C25H28O3
Molecular weight:376.49
Chemical Name:Estra-1,3,5(10)-triene-3,17-diol, (17)-, 3-benzoate
Packing:0.5kg/ foil bag, 2bags/carton;
Structural formula
Key word:
estradiol benzoate injectionestradiol benzoate cattleestradiol benzoate injection for veterinary use
Benefits of Estradiol benzoate:
As estradiol derivatives, Estradiol benzoate can promote endometrial hyperplasia, also can strengthen uterine smooth muscle contraction, to promote the development of mammary duct hyperplasia, estradiol benzoate injection plays a great role in promoting and regulating the female sexual organs and sexual characteristics of the normal development.But a larger dose can inhibit the anterior pituitary prolactin release, thereby reducing milk secretion. Estradiol benzoate has anti-androgen effects, and lower blood cholesterol.Moreover,it's effective of increasing calcium in the bone. In combination with progesterone drugs, Estradiol benzoate can inhibit ovulation.
Estradiol benzoate also can for veterinary use,including amenorrhea, menstrual abnormalities, functional uterine bleeding, uterine hypoplasia.
Side effect of Estradiol benzoate:
Main Side effect of Estradiol benzoate include: nausea, headache, breast tenderness, occasional thrombosis, rash, water and sodium retention.
Usage of Estradiol benzoate:
Estradiol benzoate injection; Estradiol benzoate plaster;

Specification/technical data sheet:




white or Off-white crystalline powder

Specific rotation

between +57℃ and +63

Loss on drying

not more than 0.5%.


not more than 0.5%.


Estradiol benzoate contains not less than 97.0 percent and not more than 103.0 percent of C25H28O3.



Particle size

90%<10um,100% pass 20um;micro powder can be customized.

How to test assay of Estradiol benzoate?
The sample of Estradiol benzoate was dissolved in methanol and diluted quantitatively. The internal standard was quantitatively diluted with methanol, then chromatographed on a high performance liquid chromatograph. The peak area of estradiol benzoate was detected at 230 nm by UV absorption detector. Then you can calculated its content.
Storage of Estradiol benzoate:
Preserve in tight,light-resistant containers,store at 25℃,excursions permitted between 15-30℃.
Shelf life of Estradiol benzoate:
24 months when properly stored in original packing

Why choose us?
--Advanced production equipments and strict production management according to GMP regulation are the solid base of product uniformity.
--The strong R&D team is supporting us to keep Estradiol benzoate competitiveness.
--The lab with complete facilities and experienced analysts is the guarantee of high quality of Estradiol benzoate.
--The efficient system of logistics and warehouse management are the guarantee of delivering Estradiol benzoate on time,with the perfect conditions.
--The efficient system of logistics and warehouse management are the guarantee of delivering Estradiol benzoate on time,with the perfect conditions.
API&HERB GROUP is engaged in human health all over the world.The API Biopharm and HERB Biopharm are mainly held by API&HERB group.API biopharm is a high-new-tech enterprises and national sterioid hormone manufacturer.
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Product Tags:

sodium benzoate cas


sodium benzoate structural formula


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