Description

(22E,24R)-Stigmasta-4,22-Dien-3-One CAS NO 55722-32-2 is a high-purity steroidal ketone compound, a key intermediate in the synthesis of various bioactive molecules. Its defined stereochemistry and structural integrity are critical for ensuring the efficacy and consistency of downstream pharmaceutical and research applications. This compound is essential for manufacturers and research institutions in the pharmaceutical, agrochemical, and life science sectors requiring a reliable, high-quality building block for steroid-based synthesis.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of steroidal drugs, hormones, and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard and starting material in metabolic pathway studies and steroid biosynthesis research.
• Agrochemical Development: Serves as an intermediate for creating novel plant growth regulators and eco-friendly pesticides.
• Nutraceutical Synthesis: Employed in the production of advanced sterol-based dietary supplements and functional food ingredients.
• Cosmetic Ingredient Synthesis: Used in the development of specialized active ingredients for high-end skincare formulations.
• Academic & Industrial R&D: A valuable tool for chemists in organic synthesis and for exploring new chemical entities in medicinal chemistry.

Basic Information

Product Name	(22E,24R)-Stigmasta-4,22-Dien-3-One
CAS No.	55722-32-2
Molecular Formula	C₂₉H₄₆O
Molecular Weight	410.68 g/mol
Synonyms	Stigmasta-4,22-dien-3-one; (22E,24R)-Stigmasta-4,22-dien-3-one; 4,22-Stigmastadien-3-one; δ⁴,²²-Stigmastadien-3-one; 3-Oxo-stigmasta-4,22-diene; (22E,24R)-4,22-Stigmastadien-3-one; 55722-32-2 (CAS Index Name)
EINECS	Contact for details

Quality Control

Our (22E,24R)-Stigmasta-4,22-Dien-3-One 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 high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Specific Rotation	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.