Description

17-Ethinyl-11-Oxatestosterone is a synthetic steroid derivative of significant interest in pharmaceutical research and development. This compound serves as a key intermediate in the synthesis of more complex steroid-based active pharmaceutical ingredients (APIs). It is primarily utilized by research institutions and pharmaceutical manufacturers engaged in the development of novel therapeutic agents, particularly in the fields of endocrinology and metabolic research.

Application

• Pharmaceutical Intermediate: A critical building block in the multi-step synthesis of advanced steroid APIs for potential therapeutic use.
• Biochemical Research: Used as a reference standard or precursor in studies investigating steroid hormone pathways, receptor binding, and metabolic activity.
• Process Development: Employed in the optimization and scale-up of synthetic routes for steroid manufacturing within R&D and pilot plant settings.
• Academic Research: Serves as a substrate or model compound in university and institutional laboratories for chemical and pharmacological studies.

Basic Information

Product Name	17-Ethinyl-11-Oxatestosterone
CAS No.	113555-47-8
Molecular Formula	C21H28O3
Molecular Weight	328.45 g/mol
Synonyms	11-Oxo-17α-ethynyltestosterone; 17α-Ethynyl-11-oxotestosterone; 17α-Ethynyl-11-ketotestosterone; 11-Keto-17α-ethynyltestosterone; Ethinyl Oxotestosterone; 17-Ethinyl-11-ketotestosterone; 11-Oxoethisterone; 17α-Ethynyl-4-androstene-3,11,17-trione
EINECS	Contact for details

Quality Control

Our 17-Ethinyl-11-Oxatestosterone is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the stringent requirements for research and development use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.