Description

Androst-5-En-17-One, 3-(Acetyloxy)-7-Methoxy-, (3Beta,7Beta)- (9Ci) is a high-purity steroid derivative, specifically a 7-methoxy substituted androstane, serving as a critical advanced intermediate for pharmaceutical research and development. Its value lies in providing a structurally defined and reliable building block for the synthesis of novel therapeutic agents, particularly in the fields of endocrinology and oncology. This compound is essential for R&D chemists and process development scientists in pharmaceutical, biotechnology, and fine chemical industries who require precise molecular tools for drug discovery and route scouting.

Application

• Pharmaceutical Intermediate: A key synthetic precursor in the development of novel steroid-based therapeutics and hormone modulators.
• Research Chemical: Used in academic and industrial laboratories for studying steroid metabolism, receptor binding, and biological activity.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method development in pharmaceutical analysis.
• Process Chemistry: Employed in the scale-up and optimization of synthetic routes for complex active pharmaceutical ingredients (APIs).
• Biochemical Research: Utilized in enzymatic studies and metabolic pathway investigations involving modified steroid structures.

Basic Information

Product Name	Androst-5-En-17-One, 3-(Acetyloxy)-7-Methoxy-, (3Beta,7Beta)- (9Ci)
CAS No.	37976-91-3
Molecular Formula	C22H32O4
Molecular Weight	360.49 g/mol
Synonyms	7β-Methoxy-3β-acetoxyandrost-5-en-17-one; 3β-Acetoxy-7β-methoxyandrost-5-en-17-one; (3β,7β)-3-(Acetyloxy)-7-methoxyandrost-5-en-17-one; 7-Methoxy-Dehydroepiandrosterone 3-Acetate; 7β-Methoxy-DHEA Acetate
EINECS	Contact for details

Quality Control

Every batch of Androst-5-En-17-One, 3-(Acetyloxy)-7-Methoxy-, (3Beta,7Beta)- (9Ci) is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our commitment to quality supports compliance with cGMP guidelines where applicable for non-clinical and development purposes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep the container tightly sealed when not in use to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single unknown impurity	≤ 0.5%
Residual Solvents (GC)	Complies with ICH Q3C
Loss on Drying	≤ 0.5%

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