Description

Orestrate CAS NO 13885-31-9 is a synthetic steroidal compound with specific pharmacological activity. This high-purity intermediate is critical for research and development in advanced pharmaceutical synthesis. It is primarily utilized by the pharmaceutical industry for the development of novel therapeutic agents and in specialized chemical research.

Application

• Key intermediate in the synthesis of steroidal active pharmaceutical ingredients (APIs).
• Research and development of novel hormonal therapies and receptor modulators.
• Precursor for the manufacture of specialized diagnostic agents and biomarkers.
• Building block in advanced organic chemistry and medicinal chemistry research projects.
• Reference standard for analytical method development and quality control in pharmaceutical laboratories.

Basic Information

Product Name	Orestrate
CAS No.	13885-31-9
Molecular Formula	C23H32O3
Molecular Weight	356.50 g/mol
Synonyms	Orestrate; 17α-Ethynylestradiol 3-methyl ether; Ethynylestradiol 3-methyl ether; 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17β-diol 3-methyl ether; NSC 55975; 17α-Ethynyl-3-methoxyestra-1,3,5(10)-trien-17β-ol
EINECS	Contact for details

Quality Control

Our Orestrate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for pharmaceutical research. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.