Description

Mifepristone Methochloride is a high-purity pharmaceutical intermediate and reference standard of significant importance in advanced research and development. Its primary value lies in its role as a key derivative in the study of steroid receptor modulators, enabling precise pharmacological investigations. This compound is essential for pharmaceutical manufacturers, academic research institutions, and contract research organizations (CROs) focused on endocrinology, oncology, and reproductive health.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis and research of advanced steroid-based therapeutic agents.
• Reference Standard: Used for analytical method development, validation, and quality control (QC) testing in pharmaceutical laboratories.
• Biochemical Research: Serves as a tool compound for studying the mechanism of action and binding affinity of steroid receptor antagonists.
• Academic & Preclinical Studies: Facilitates research in endocrinology, reproductive biology, and hormone-dependent cancer models.
• Process Development: Employed in the scale-up and optimization of synthetic routes for related active pharmaceutical ingredients (APIs).

Basic Information

Product Name	Mifepristone Methochloride
CAS No.	109345-60-0
Molecular Formula	C30H34ClNO4
Molecular Weight	508.05 g/mol
Synonyms	11β-[4-(Dimethylamino)phenyl]-17β-hydroxy-17α-(1-propynyl)estra-4,9-dien-3-one Methochloride; RU-38486 Methochloride; Mifepristone Methyl Chloride; 17β-Hydroxy-11β-(4-dimethylaminophenyl)-17α-(1-propynyl)estra-4,9-dien-3-one Methochloride; ZK-98296 Methochloride
EINECS	Contact for details

Quality Control

Our Mifepristone Methochloride is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and related substances, to meet stringent specifications for research and development use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your quality requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥98.0%
Related Substances (HPLC)	Total impurities ≤2.0%
Water Content (KF)	≤1.0%
Residue on Ignition	≤0.1%

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