Description

3,20-Allopregnanedione is a key steroid intermediate and a derivative of pregnane. This compound matters for its role as a versatile building block in the synthesis of more complex steroid-based pharmaceuticals and research chemicals. It is primarily needed by pharmaceutical R&D laboratories, fine chemical manufacturers, and academic institutions engaged in steroid chemistry and hormone research.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of various steroid-based active pharmaceutical ingredients (APIs) and prohormones.
• Biochemical Research: Used as a reference standard or starting material in studies investigating steroid metabolism, enzyme activity, and receptor binding.
• Fine Chemical Synthesis: Serves as a chiral building block for creating specialized steroid derivatives and novel chemical entities in organic chemistry.
• Hormone Pathway Analysis: Employed in metabolic studies to understand biosynthetic pathways and the biological activity of pregnane derivatives.

Basic Information

Product Name	3,20-Allopregnanedione
CAS No.	7350-00-7
Molecular Formula	C21H32O2
Molecular Weight	316.48 g/mol
Synonyms	5α-Pregnane-3,20-dione; Allopregnane-3,20-dione; 3,20-Dioxo-5α-pregnane; 5α-Pregnanedione; NSC 17256; 5α-Pregnane-3,20-dione; 3,20-Allopregnanedione
EINECS	Contact for details

Quality Control

Our 3,20-Allopregnanedione is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay, related substances, and residual solvents is available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Contact for details

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