Description

6(7)-Didehydronorethindrone is a key pharmaceutical intermediate and a derivative of the synthetic progestin norethindrone. This compound matters for its role in the research and development of steroidal drugs, particularly in the synthesis of more complex hormonal agents. It is primarily needed by pharmaceutical R&D laboratories, fine chemical manufacturers, and academic institutions engaged in steroid chemistry and novel drug discovery.

Application

• Pharmaceutical Intermediate: A critical building block in the multi-step synthesis of advanced steroidal active pharmaceutical ingredients (APIs).
• Research Chemical: Used in academic and industrial laboratories for studying steroid metabolism, receptor binding, and structure-activity relationships (SAR).
• Process Development: Serves as a reference standard or starting material for developing and optimizing scalable synthetic routes for progestin-based therapeutics.
• Fine Chemical Synthesis: Employed in the custom synthesis of specialized steroid derivatives for biological testing and preclinical studies.

Basic Information

Item	Detail
Product Name	6(7)-Didehydronorethindrone
CAS No.	31528-46-8
Molecular Formula	C₂₀H₂₄O₂
Molecular Weight	296.40 g/mol
Synonyms	6-Dehydronorethisterone; 6(7)-Dehydronorethindrone; 17α-Ethynyl-19-norandrosta-4,6-diene-3,17β-diol; 17α-Ethynyl-19-nortestosterone 6,7-dehydro derivative; 6,7-Didehydro-17α-ethynyl-19-nortestosterone; 19-Nor-17α-pregn-4,6-diene-20-yne-3,17β-diol; Norethindrone 6,7-dehydro derivative
EINECS	Contact for details

Quality Control

Our 6(7)-Didehydronorethindrone is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the high standards required for pharmaceutical research and development. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). The material is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
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.