Description

2-Methyl Ethynyl Estradiol is a synthetic steroidal estrogen derivative, distinguished by its methyl and ethynyl modifications. This compound is valued for its potent estrogenic activity and enhanced metabolic stability, making it a critical intermediate in advanced pharmaceutical research and development. It is primarily utilized by research institutions and pharmaceutical companies engaged in the synthesis of novel therapeutic agents, particularly in the fields of endocrinology, oncology, and hormone replacement therapy.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of advanced steroidal drugs and hormone therapies.
• Biochemical Research: Used as a reference standard or active agent in studies of estrogen receptor binding and signaling pathways.
• Drug Discovery: Serves as a core structure for the development of new selective estrogen receptor modulators (SERMs) and other endocrine-targeting compounds.
• Academic Research: Employed in university and institutional labs for investigating steroid biochemistry and pharmacology.

Basic Information

Product Name	2-Methyl Ethynyl Estradiol
CAS No.	3240-39-9
Molecular Formula	C21H26O2
Molecular Weight	310.43 g/mol
Synonyms	17α-Ethynyl-2-methylestra-1,3,5(10)-triene-3,17β-diol; 2-Methyl-17α-ethynylestradiol; 2-Methyl-19-nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17β-diol; 2-Methyl EE2; 2-Methyl Ethinyl Estradiol; 2-ME2; NSC 71423
EINECS	Contact for details

Quality Control

Our 2-Methyl Ethynyl Estradiol is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development applications. A Certificate of Analysis (COA) detailing all specifications 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 product is light-sensitive and should be handled and stored accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
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.