Description

17-Octanoyloxy-19-Nor-17βh-Pregn-4-En-20-Yn-3-One is a synthetic steroid derivative, specifically a 19-norandrostane with an octanoyloxy ester at the 17β position. This compound is a key advanced pharmaceutical intermediate (API) valued for its role in the synthesis of potent steroidal drugs and research compounds. It is primarily utilized by pharmaceutical R&D laboratories, contract manufacturing organizations (CMOs), and fine chemical suppliers focused on hormone-related therapeutics and high-value chemical synthesis.

Application

• Pharmaceutical Intermediate: Critical building block for the synthesis of novel steroidal active pharmaceutical ingredients (APIs) and prohormones.
• Research & Development: Used in academic and industrial research for studying steroid receptor activity, metabolism, and structure-activity relationships (SAR).
• Hormone Therapy Development: Serves as a precursor in the development of potential therapeutics for endocrine disorders.
• Fine Chemical Synthesis: Employed in multi-step organic synthesis to create complex, high-value steroidal molecules for various applications.
• Reference Standard: Can be supplied as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Product Name	17-Octanoyloxy-19-Nor-17βh-Pregn-4-En-20-Yn-3-One
CAS No.	120793-85-3
Molecular Formula	C28H40O3
Molecular Weight	424.62 g/mol
Synonyms	19-Nor-17β-hydroxy-17α-pregn-4-en-20-yn-3-one octanoate; 17β-Octanoyloxy-19-nor-17α-pregn-4-en-20-yn-3-one; 19-Norandrost-4-en-17β-ol, 17α-ethynyl-, 17-octanoate; 17α-Ethynyl-19-norandrost-4-en-17β-ol octanoate; 17β-Hydroxy-19-nor-17α-pregn-4-en-20-yn-3-one octanoate; 19-Nor-17α-pregn-4-en-20-yne-3-one, 17β-ol, octanoate; Tibolone octanoate derivative; 7α-Methylnorethynodrel octanoate (related structure)
EINECS	Contact for details

Quality Control

Our 17-Octanoyloxy-19-Nor-17βh-Pregn-4-En-20-Yn-3-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, identity confirmation by FT-IR and NMR, and residual solvent analysis to ensure it meets exacting standards for pharmaceutical intermediate use. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes.

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 sealed to protect from moisture. For long-term storage, consider inert gas purging.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Loss on Drying	≤ 0.5%

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