Description

Stigmasta-3,5-Dien-7-One is a high-purity steroidal ketone of significant interest in advanced organic synthesis and pharmaceutical research. This compound serves as a crucial synthetic intermediate and a reference standard for analytical applications. It is primarily utilized by research institutions, pharmaceutical development laboratories, and fine chemical manufacturers requiring precise, high-quality building blocks for complex molecule construction.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel steroid-based therapeutics and active pharmaceutical ingredients (APIs).
• Reference Standard: Used for method development, calibration, and quality control in analytical chemistry, particularly in HPLC and GC analysis.
• Biochemical Research: Employed in studies investigating sterol metabolism, enzyme inhibition, and structure-activity relationships (SAR).
• Fine Chemical Synthesis: Serves as a precursor for the preparation of more complex steroidal derivatives and specialty chemicals.
• Academic Research: Utilized in universities and R&D centers for exploratory organic synthesis and chemical education.

Basic Information

Product Name	Stigmasta-3,5-Dien-7-One
CAS No.	2034-72-2
Molecular Formula	C29H46O
Molecular Weight	410.68 g/mol
Synonyms	7-Ketostigmasta-3,5-diene; Stigmasta-3,5-dien-7-one; 7-Oxostigmasta-3,5-diene; (3β)-Stigmasta-3,5-dien-7-one; 7-Ketositosterol; δ3,5-Stigmasten-7-one
EINECS	Contact for details

Quality Control

Our Stigmasta-3,5-Dien-7-One is produced and tested under strict quality management protocols. Each batch undergoes comprehensive analysis to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with key parameters including assay, related substances, and physical characteristics. Our quality systems are designed to meet the stringent requirements of research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (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%
Residue on Ignition	≤ 0.1%

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