Description

19-Hydroxy-4-Androstene-3,17-Dione is a key steroid intermediate with significant importance in organic synthesis. This compound matters for its role as a versatile building block in the production of more complex steroid-based active pharmaceutical ingredients (APIs). It is primarily needed by pharmaceutical manufacturers and research institutions engaged in steroid hormone synthesis and metabolic pathway studies.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of various steroid hormones and their derivatives.
• Research & Development: Used as a reference standard or starting material in biochemical and pharmacological research related to steroid metabolism.
• API Synthesis: Serves as a building block for the manufacture of specific steroidal active pharmaceutical ingredients (APIs) under controlled GMP environments.
• Biochemical Studies: Employed in enzymatic studies to investigate steroidogenic pathways and enzyme inhibition.

Basic Information

Product Name	19-Hydroxy-4-Androstene-3,17-Dione
CAS No.	510-64-5
Molecular Formula	C19H26O3
Molecular Weight	302.41 g/mol
Synonyms	19-Hydroxyandrost-4-ene-3,17-dione; 19-Hydroxy-4-androstene-3,17-dione; 19-Hydroxyandrostenedione; 19-OH-AD; 19-Hydroxy-AD; 19-Hydroxyandrost-4-ene-3,17-dione; 19-Hydroxy-δ4-androstene-3,17-dione
EINECS	208-108-6

Quality Control

Our 19-Hydroxy-4-Androstene-3,17-Dione is manufactured under strict quality control protocols to ensure high purity and batch-to-batch consistency. Quality is verified through comprehensive analytical testing including HPLC, IR, and NMR. A Certificate of Analysis (COA) detailing purity, identity, and specific impurity profiles is provided with each batch to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store the product under an inert atmosphere for long-term preservation. Keep the container tightly sealed in a dry environment to minimize exposure to moisture.

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%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
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.