Description

5-A-Androstane-3-11-17-Trione*Crystallin E is a high-purity steroid derivative, also known as adrenosterone, valued for its role as a key chemical intermediate in advanced organic synthesis. This compound is critical for researchers and manufacturers requiring precise molecular building blocks for pharmaceutical development and biochemical studies. It is primarily utilized in the synthesis of specialized steroid analogs and as a reference standard in analytical chemistry for the life sciences sector.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of complex steroid-based active pharmaceutical ingredients (APIs) and hormone analogs.
• Biochemical Research: Used as a reference standard or substrate in metabolic pathway studies, enzyme inhibition assays, and endocrine research.
• Organic Synthesis: Serves as a versatile building block for constructing novel steroidal frameworks with modified biological activity.
• Analytical Standard: Employed in quality control laboratories for method development, calibration, and identification via techniques like HPLC and mass spectrometry.
• Academic & Industrial R&D: Facilitates discovery chemistry in both university and corporate settings for developing new therapeutic candidates.

Basic Information

Product Name	5-A-Androstane-3-11-17-Trione*Crystallin E
CAS No.	1482-70-8
Molecular Formula	C19H24O3
Molecular Weight	300.39 g/mol
Synonyms	Adrenosterone; 11-Ketoandrostenedione; 3,11,17-Trioxoandrostane; 4-Androstene-3,11,17-trione; Reichstein's Substance G; 11-Oxoandrostenedione; Androst-4-ene-3,11,17-trione
EINECS	Contact for details

Quality Control

Our 5-A-Androstane-3-11-17-Trione*Crystallin E is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including identity confirmation by spectroscopic methods and purity determination by chromatographic techniques, to ensure it meets exacting standards for research and synthesis. A Certificate of Analysis (COA) detailing specific results is provided with every shipment to guarantee traceability and consistency.

Storage

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

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%
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.