Description

(17R)-17-Hydroxy-19-Nor-5β-Pregn-1-Ene-3,20-Dione CAS NO 15019-23-5 is a high-purity synthetic steroid intermediate of significant pharmaceutical importance. This compound serves as a critical building block in the synthesis of various active pharmaceutical ingredients (APIs), particularly in the development of steroidal drugs. It is essential for research institutions, pharmaceutical manufacturers, and fine chemical suppliers engaged in advanced organic synthesis and drug development. Our supply is characterized by consistent quality and reliable purity to meet stringent industry requirements.

Application

• Pharmaceutical Intermediate: A key precursor in the multi-step synthesis of complex steroidal hormones and therapeutic agents.
• Research & Development: Used in academic and industrial laboratories for investigating novel synthetic pathways and biological activities of steroid analogs.
• API Synthesis: Employed in the production of Active Pharmaceutical Ingredients (APIs) for hormonal therapies and other steroidal medications.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method validation in pharmaceutical analysis.
• Process Chemistry: Utilized in scale-up and process optimization studies within fine chemical and pharmaceutical manufacturing.

Basic Information

Product Name	(17R)-17-Hydroxy-19-Nor-5β-Pregn-1-Ene-3,20-Dione
CAS No.	15019-23-5
Molecular Formula	C₂₀H₂₈O₃
Molecular Weight	316.44 g/mol
Synonyms	19-Nor-5β-pregn-1-ene-3,20-dione, 17-hydroxy-, (17R)-; 17β-Hydroxy-19-nor-5β-pregn-1-ene-3,20-dione; 5β,17β-Dihydroxy-19-norpregn-1-ene-3,20-dione; 17R-Hydroxy-19-nor-5β-pregn-1-ene-3,20-dione; 19-Norpregn-1-ene-3,20-dione, 17-hydroxy-5β-, (17R)-; A key 19-nor steroid intermediate.
EINECS	Contact for details

Quality Control

Our (17R)-17-Hydroxy-19-Nor-5β-Pregn-1-Ene-3,20-Dione is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for pharmaceutical intermediate applications. Certificates of Analysis (COA) detailing all test results are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

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

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
Specific Rotation	Contact for details
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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