Description

Elfazepam is a benzodiazepine derivative with the CAS registry number 52042-01-0, recognized for its specific pharmacological profile. This compound is of significant interest in advanced pharmaceutical research and development, particularly for studying the structure-activity relationships of psychoactive substances. It serves as a critical intermediate or reference standard for researchers and developers in the fine chemical and life sciences sectors. The material is supplied under stringent quality controls to ensure consistency for sensitive applications.

Application

• Pharmaceutical Research & Development: Utilized as a key intermediate or building block in the synthesis of novel therapeutic agents targeting the central nervous system.
• Reference Standard: Serves as a high-purity analytical standard for method development, validation, and quality control in laboratory settings.
• Biochemical Studies: Employed in preclinical research to investigate benzodiazepine receptor interactions, pharmacokinetics, and metabolic pathways.
• Fine Chemical Synthesis: Acts as a specialized precursor for the custom synthesis of complex molecules in contract manufacturing organizations (CMOs).

Basic Information

Product Name	Elfazepam
CAS No.	52042-01-0
Molecular Formula	C₁₉H₁₇ClN₂O₂
Molecular Weight	340.80 g/mol
Synonyms	7-Chloro-1,3-dihydro-5-phenyl-1-(2-propynyl)-2H-1,4-benzodiazepin-2-one; WIN-25978; Abbott-25978; Elfazepamum; 1-(Prop-2-yn-1-yl)-5-phenyl-7-chloro-1,3-dihydro-2H-1,4-benzodiazepin-2-one
EINECS	Contact for details

Quality Control

Our Elfazepam is manufactured and tested under a strict quality management system. Every batch undergoes comprehensive analytical testing, including identification, purity assay, and impurity profiling, to ensure it meets the high standards required for research applications. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting critical quality attributes. We support compliance with relevant guidelines for research chemicals.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time corresponds to reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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