Description

(R)-Methyl 4-((3R,5R,8S,10S,13R,14S,17R)-3-Acetoxy-10,13-Dimethyl-2,3,4,5,6,7,8,10,12,13,14,15,16,17-Tetradecahydro-1H-Cyclopenta[A]Phenanthren-17-Yl)Pentanoate is a high-purity, chiral steroid derivative of significant interest in advanced pharmaceutical research and synthesis. This compound serves as a critical intermediate or reference standard for developing novel therapeutic agents, particularly in endocrinology and metabolic disease research. It is essential for R&D laboratories and production facilities focused on steroid-based active pharmaceutical ingredients (APIs) and fine chemical synthesis.

Application

• Pharmaceutical Intermediate: A key chiral building block in the multi-step synthesis of complex steroid-based drugs and hormones.
• Reference Standard: Used for analytical method development, validation, and quality control (QC) in pharmaceutical manufacturing to ensure product identity and purity.
• Biochemical Research: Employed in academic and industrial research to study steroid receptor interactions, metabolic pathways, and enzyme mechanisms.
• Process Development: Serves as a starting material or intermediate for optimizing scalable synthetic routes for target molecules in process chemistry.
• Custom Synthesis: A foundational compound for the custom synthesis of specialized steroid analogs for preclinical and clinical studies.

Basic Information

Product Name	(R)-Methyl 4-((3R,5R,8S,10S,13R,14S,17R)-3-Acetoxy-10,13-Dimethyl-2,3,4,5,6,7,8,10,12,13,14,15,16,17-Tetradecahydro-1H-Cyclopenta[A]Phenanthren-17-Yl)Pentanoate
CAS No.	30365-63-0
Molecular Formula	C₂₉H₄₆O₄
Molecular Weight	458.68 g/mol
Synonyms	Methyl (3R,5R,8S,10S,13R,14S,17R)-3-(Acetyloxy)-10,13-dimethyl-17-[(1R)-1-methyl-4-oxo-4-(methoxy)butyl]-2,3,4,5,6,7,8,10,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylate; 17β-(3-Carbomethoxypropyl)-3β-acetoxy-5α-androstane; 3β-Acetoxy-17β-(3-carbomethoxypropyl)-5α-androstane; 5α-Androstan-3β-ol-17β-propanoic acid, 3-acetate, methyl ester; Methyl 3β-acetoxy-17β-(3-carbomethoxypropyl)-5α-androstane-17β-carboxylate
EINECS	Contact for details

Quality Control

Our (R)-Methyl 4-((3R,5R,8S,10S,13R,14S,17R)-3-Acetoxy-10,13-Dimethyl-2,3,4,5,6,7,8,10,12,13,14,15,16,17-Tetradecahydro-1H-Cyclopenta[A]Phenanthren-17-Yl)Pentanoate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification, to ensure it meets the stringent requirements for pharmaceutical research and development. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting identity, purity, and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a 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 crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Chiral Purity (Chiral HPLC)	≥99.0%
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%
Heavy Metals	≤10 ppm

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