Description

Cyprazepam is a benzodiazepine derivative with the CAS registry number 15687-07-7. This compound is valued in research and development for its specific pharmacological profile, serving as a key intermediate or reference standard. It is primarily utilized by pharmaceutical research institutions, analytical laboratories, and chemical manufacturers engaged in the synthesis of active pharmaceutical ingredients (APIs) and neuropharmacological studies.

Application

• Pharmaceutical Research & Development: As a chemical reference standard or intermediate in the synthesis and study of benzodiazepine-class compounds.
• Analytical Chemistry: Used as a high-purity standard for method development and validation in chromatographic analysis (HPLC, GC).
• Preclinical Studies: Employed in pharmacological research to investigate structure-activity relationships (SAR) within the benzodiazepine family.
• Chemical Synthesis: Serves as a building block or precursor for the preparation of more complex molecules in medicinal chemistry.
• Quality Control Laboratories: Acts as a certified reference material (CRM) for the identification and assay of related substances.

Basic Information

Product Name	Cyprazepam
CAS No.	15687-07-7
Molecular Formula	C₁₉H₁₇ClN₂O
Molecular Weight	324.81 g/mol
Synonyms	7-Chloro-1-(cyclopropylmethyl)-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepin-2-one; Cyprazepam; 1-Cyclopropylmethyl-7-chloro-5-phenyl-1,3-dihydro-2H-1,4-benzodiazepin-2-one; W-4020; 15687-07-7
EINECS	Contact for details

Quality Control

Our Cyprazepam is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support research and industrial applications requiring high-purity reference materials and intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep the container tightly sealed to protect from moisture.

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%
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.