Description

1,4-Cholestadien-3-One is a high-purity steroid derivative and a key intermediate in organic synthesis. This compound is valued for its defined molecular structure, which serves as a crucial building block for the development of more complex bioactive molecules. It is primarily sought by research institutions and manufacturers in the pharmaceutical, life sciences, and fine chemical sectors for applications in steroid chemistry and metabolic research.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of steroid-based active pharmaceutical ingredients (APIs) and novel drug candidates.
• Biochemical Research: Used as a reference standard or substrate in metabolic pathway studies and enzymatic assays related to cholesterol and steroid metabolism.
• Fine Chemical Synthesis: Serves as a versatile building block for creating specialized steroidal compounds with modified biological activity.
• Academic & Industrial R&D: Employed in laboratories for method development, chemical education, and exploratory synthesis projects.

Basic Information

Product Name	1,4-Cholestadien-3-One
CAS No.	4117-50-4
Molecular Formula	C₂₇H₄₄O
Molecular Weight	384.64 g/mol
Synonyms	Cholesta-1,4-dien-3-one; 3-Ketocholesta-1,4-diene; δ¹,⁴-Cholestadien-3-one; 1,4-Cholestadiene-3-one; NSC 61356; 1,4-Cholestadien-3-on; 3-Oxo-1,4-cholestadiene
EINECS	223-900-5

Quality Control

Our 1,4-Cholestadien-3-One is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed after opening to minimize exposure to atmospheric moisture and light.

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%
Melting Point	Specification available upon request
Loss on Drying	≤ 0.5%

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