Ethynyl Estradiol

Product Details:

Loss on Drying Not more than 0.5%
Color White to off-white
Particle Size Not less than 90% passes through a 20 mesh sieve
Storage Store at room temperature protected from light and moisture
Boiling point Not Applicable
Poisonous Non-poisonous when used as prescribed
Smell Odorless
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Ethynyl Estradiol Product Specifications

CAS No 57-63-6
Type Active Pharmaceutical Ingredient (API)
Storage Store at room temperature protected from light and moisture
Particle Size Not less than 90% passes through a 20 mesh sieve
Boiling point Not Applicable
Grade Pharmaceutical Grade
Appearance White to off-white crystalline powder
Purity(%) 99%
Loss on Drying Not more than 0.5%
Color White to off-white
Physical Form Solid
Shelf Life 2 years when stored properly
Structural Formula CCH-C17H20O2 (simplified chemical representation)
Heavy Metal (%) Not more than 20 ppm
Ph Level Neutral to slightly acidic
Solubility Slightly soluble in water soluble in alcohol and acetone
EINECS No 200-342-2
Taste Bitter
Chemical Name 19-Nor-17-pregna-135(10)-trien-20-yne-317-diol
Poisonous Non-poisonous when used as prescribed
Smell Odorless
Molecular Formula C20H24O2
Usage Used in combination oral contraceptives and hormone replacement therapy
Molecular Weight 296.41 g/mol
Medicine Name Ethynyl Estradiol
Melting Point 180C to 186C
HS Code 29372290

Product Description

Ethynyl Estradiol is a high-purity Active Pharmaceutical Ingredient (API) with a pharmaceutical-grade classification, making it a trusted choice for applications in combination oral contraceptives and hormone replacement therapy. Presented as a white to off-white crystalline powder, this solid compound is odorless with a distinct bitter taste. It boasts exceptional purity at 99%, ensuring reliability and efficacy for medical formulations. Ethynyl Estradiol exhibits a particle size where 90% passes through a 20 mesh sieve, and features a melting point ranging from 180C to 186C. Slightly soluble in water and fully dissolvable in alcohol and acetone, it aligns with various formulation requirements. Free from harmful poisons when used as prescribed, it maintains a shelf life of up to two years when stored at room temperature, protected from light and moisture. With a neutral to slightly acidic pH level and heavy metal content limited to 20 ppm, Ethynyl Estradiol adheres to regulated safety standards.

FAQs of Ethynyl Estradiol:

Q: What is the primary application of Ethynyl Estradiol?

A: Ethynyl Estradiol is primarily used in combination oral contraceptives and hormone replacement therapy.

Q: What is the physical form of Ethynyl Estradiol?

A: It is a solid white to off-white crystalline powder.

Q: Is Ethynyl Estradiol poisonous?

A: No, it is non-poisonous when used as prescribed.

Q: How should Ethynyl Estradiol be stored?

A: It should be stored at room temperature, protected from light and moisture.

Q: What is the shelf life of Ethynyl Estradiol?

A: The shelf life is up to 2 years when stored properly.

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