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Postion:Product Catalog >API>Hormones and the Endocrine System>Estrogen and progestin drugs>Ethynyl estradiol
Ethynyl estradiol
  • Ethynyl estradiol

Ethynyl estradiol

Price Get Latest Price
Package 1g 10g
Min. Order: 1g
Supply Ability: 20kg
Update Time: 2025-08-22

Product Details

Product Name: Ethynyl estradiol CAS No.: 57-63-6
EC-No.: 200-342-2 Min. Order: 1g
Purity: 99% Supply Ability: 20kg
Release date: 2025/08/22

Moloecular Formula:C20H24O2

Molecular Weight:296.41

Appearance:White Podwer

Melting Point:182-183 °C(lit.)

Boiling Point:378°C (rough estimate)

Density:1.0944 (rough estimate)

Storage:room temp



Use and Description

Ethinylestradiol is an estrogen medication which is used widely in birth control pills in combination with progestins. In the past, EE was widely used for various indications such as the treatment of menopausal symptoms, gynecological disorders, and certain hormone-sensitive cancers. It is usually taken by mouth

but is also used as a patch and vaginal ring.

Company Profile Introduction

Dingwang Technology (Wuhan) Co., Ltd. located in the predominant WuHan City where is a traffic hinge of China,specilize in producing and developing pharmaceutical & its intermediates, Pesticide Intermediate, food additive, Plant extracts,and in distributing the products of our own company and affiliated enterprises. We have set up R&D center, quality inspection center and manufacturing site in Wuhan, Jiangsu and others places. Our company has professional staff who deal with chemical R&D and scientific management, and holds several sets of analyzing instruments with high efficiency and high sensitivity, such as HPLC, GC and Spectrophotometer. Meanwhile, we possess of complete Q.A. and Q.C. system, supply chemical products with good quality and custom-tailored products according to our clients' requirement. We have professional sales team, focus on quality and service, and we have achieved excellent performance over the years. Our company is committed to the development of international market , our products are mainly exported to many countries and regions, such as Europe, America, South-east Asia, the Middle East and Africa etc. With our constant efforts and good service, We sincerely hope to establish long-term cooperation and common development with our customers.

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