Description

5[Alpha]-Etianic Acid Methyl Ester is a high-purity steroidal intermediate of significant importance in advanced organic synthesis. This compound is valued for its defined stereochemistry and structural framework, which serves as a critical building block for the development of complex molecules. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and fine chemical sectors for the synthesis of specialized steroids and bioactive compounds.

Application

• Pharmaceutical Intermediate: A key starting material or intermediate in the multi-step synthesis of active pharmaceutical ingredients (APIs), particularly steroidal drugs.
• Research & Development: Used in academic and industrial R&D laboratories for exploring new synthetic pathways and developing novel steroid-based compounds.
• Fine Chemical Synthesis: Employed in the production of high-value, complex organic molecules for specialized applications in material science and agrochemicals.
• Reference Standard: Serves as a chromatographic or spectroscopic reference standard for quality control and analytical method development in steroid analysis.

Basic Information

Product Name	5[Alpha]-Etianic Acid Methyl Ester
CAS No.	15173-52-1
Molecular Formula	C21H32O2
Molecular Weight	316.48 g/mol
Synonyms	Methyl 5α-Etianate; 3-Oxo-5α-etianic Acid Methyl Ester; Methyl 3-Oxo-5α-etianate; 5α-Androstane-17β-carboxylic Acid Methyl Ester; 17β-Carbomethoxy-5α-androstane; Etiocholanic Acid Methyl Ester (5α); Methyl Etiocholanate
EINECS	Contact for details

Quality Control

Our 5[Alpha]-Etianic Acid Methyl Ester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for all shipments to support your quality assurance protocols.

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 away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Specified range available
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	< 20 ppm

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