Description

Dienone B CAS NO 17194-81-9 is a high-purity organic chemical intermediate of significant importance in advanced synthesis. This compound is valued for its specific molecular structure, which makes it a versatile building block for creating more complex molecules. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical and fine chemical sectors for the development of active ingredients and specialty materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of steroid-based active pharmaceutical ingredients (APIs) and other therapeutic compounds.
• Fine Chemical Synthesis: Used as a specialized building block for constructing complex organic molecules in research and development.
• Agrochemical Research: Employed in the development of novel plant growth regulators or pesticide candidates.
• Material Science: Investigated for its potential use in the creation of advanced polymers or organic electronic materials.
• Academic & Industrial R&D: Serves as a critical reagent in chemical research for exploring new synthetic pathways and methodologies.

Basic Information

Product Name	Dienone B
CAS No.	17194-81-9
Molecular Formula	C19H24O2
Molecular Weight	284.39 g/mol
Synonyms	3-Methoxy-19-norpregna-1,3,5(10),20-tetraen-17-one; 3-Methoxyestra-1,3,5(10),20-tetraene-17-one; 3-Methoxy-19-nor-17α-pregna-1,3,5(10),20-tetraen-17-one; 17-Keto-3-methoxy-19-norpregna-1,3,5(10),20-tetraene; Dienone B Intermediate
EINECS	Contact for details

Quality Control

Our Dienone B is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and related substance analysis. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your specifications and industry standards.

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 away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%
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.