Description

Gestrinonemethylnorgestrienone is a synthetic steroid compound of significant interest in advanced pharmaceutical research and development. Its unique structural features make it a valuable intermediate for the synthesis of novel therapeutic agents, particularly in the field of endocrinology. This high-purity compound is primarily utilized by research institutions, pharmaceutical manufacturers, and fine chemical suppliers engaged in the development of hormone-related therapies and reference standards.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of advanced steroid-based active pharmaceutical ingredients (APIs).
• Research & Development: Used as a reference standard and starting material in medicinal chemistry for exploring new hormonal pathways and receptor interactions.
• Biochemical Studies: Employed in in vitro and in vivo studies to investigate steroid metabolism, pharmacokinetics, and pharmacodynamics.
• Fine Chemical Synthesis: Serves as a precursor for the production of specialized steroid derivatives with potential therapeutic applications.
• Analytical Reference: Provides a high-purity standard for quality control laboratories to calibrate instruments like HPLC and GC-MS for steroid analysis.

Basic Information

Product Name	Gestrinonemethylnorgestrienone
CAS No.	40542-65-2
Molecular Formula	C21H26O2
Molecular Weight	310.43 g/mol
Synonyms	13-Ethyl-17-hydroxy-11-methylene-18,19-dinor-17α-pregna-4,9-dien-20-yn-3-one; Gestrinone Impurity; 11-Methylenonorgestrienone; δ9(11)-Dehydrogenestrinone; 17α-Ethynyl-17β-hydroxy-11-methylenestra-4,9-dien-3-one; 11-Methylene-19-nor-17α-pregna-4,9-dien-20-yn-17-ol-3-one
EINECS	Contact for details

Quality Control

Our Gestrinonemethylnorgestrienone is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles as determined by advanced analytical techniques including HPLC, GC-MS, and NMR. We adhere to cGMP guidelines where applicable to meet the stringent requirements of the pharmaceutical and research industries.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture. For long-term storage, consider the use of desiccants.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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