Description

3-(Acetyloxy)Estra-1,3,5(10)-Trien-17-One Ethylene Acetal is a high-purity steroid derivative and a key synthetic intermediate in advanced pharmaceutical research and development. This compound is valued for its specific molecular architecture, which is crucial for constructing complex steroidal frameworks. It is primarily utilized by research institutions and pharmaceutical manufacturers engaged in the synthesis of novel therapeutic agents, particularly in the fields of endocrinology and oncology.

Application

• Pharmaceutical Intermediate: A critical building block in the multi-step synthesis of steroidal drugs and active pharmaceutical ingredients (APIs).
• Research & Development: Used in academic and industrial laboratories for investigating new synthetic pathways and biological activities of steroid analogs.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method development in pharmaceutical analysis.
• Process Chemistry: Employed in scale-up and optimization studies for the commercial production of specialized steroid-based compounds.

Basic Information

Product Name	3-(Acetyloxy)Estra-1,3,5(10)-Trien-17-One Ethylene Acetal
CAS No.	27736-68-1
Molecular Formula	C23H30O4
Molecular Weight	370.49 g/mol
Synonyms	3-Acetoxyestra-1,3,5(10)-trien-17-one ethylene acetal; 3-Acetoxy-17-oxoestra-1,3,5(10)-triene ethylene acetal; 17,17-Ethylenedioxy-3β-acetoxyestra-1,3,5(10)-triene; 3β-Acetoxyestra-1,3,5(10)-trien-17-one ethylene ketal; Estrone 3-acetate ethylene ketal; NSC 121773
EINECS	Contact for details

Quality Control

Our 3-(Acetyloxy)Estra-1,3,5(10)-Trien-17-One Ethylene Acetal is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the stringent requirements for research and pharmaceutical intermediate use. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.