Description

3,17-Dihydroxy-20,21-Epoxy-19-Norpregna-1,3,5(10)-Triene is a high-purity steroid derivative and a key synthetic intermediate in advanced pharmaceutical research and development. Its complex, functionalized structure makes it a valuable building block for the synthesis of novel therapeutic agents, particularly in the fields of endocrinology and oncology. This compound is essential for research institutions, pharmaceutical R&D laboratories, and fine chemical manufacturers focused on developing next-generation steroid-based pharmaceuticals.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of novel steroid-based active pharmaceutical ingredients (APIs).
• Research & Development: Used in medicinal chemistry for structure-activity relationship (SAR) studies and the development of new therapeutic candidates.
• Hormone Analog Synthesis: Serves as a building block for creating analogs with potential applications in hormone replacement therapies and metabolic disorder treatments.
• Reference Standard: Employed as an analytical standard in quality control laboratories for method development and impurity profiling of related steroid compounds.
• Biochemical Research: Utilized in studies investigating steroid receptor interactions and metabolic pathways.

Basic Information

Product Name	3,17-Dihydroxy-20,21-Epoxy-19-Norpregna-1,3,5(10)-Triene
CAS No.	102651-47-8
Molecular Formula	C20H26O3
Molecular Weight	314.42 g/mol
Synonyms	19-Norpregna-1,3,5(10)-triene-3,17-diol, 20,21-epoxy-; 20,21-Epoxy-19-norpregna-1,3,5(10)-triene-3,17-diol; 3,17-Dihydroxy-20,21-epoxy-19-nor-1,3,5(10)-pregnatriene; 19-Nor-20,21-epoxypregna-1,3,5(10)-triene-3,17-diol
EINECS	Contact for details

Quality Control

Our 3,17-Dihydroxy-20,21-Epoxy-19-Norpregna-1,3,5(10)-Triene is manufactured 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 of pharmaceutical R&D. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting purity, assay, and related substances.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). The compound is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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