Description

5-(2-Cyclopentenyl)-5-Ethyl-1-Methylbarbituric Acid CAS NO 66940-59-8 is a specialized barbiturate derivative, a class of compounds historically significant in medicinal chemistry. This high-purity intermediate is valued for its precise molecular structure, which serves as a critical building block in advanced pharmaceutical research and synthesis. It is primarily sought by research institutions and fine chemical manufacturers engaged in developing new therapeutic agents, studying central nervous system (CNS) activity, or producing reference standards.

Application

• Pharmaceutical Intermediate: A key synthetic precursor in the research and development of novel barbiturate-based or CNS-affecting pharmaceutical compounds.
• Reference Standard: Used in analytical laboratories as a high-purity standard for method development, calibration, and quality control testing in pharmaceutical analysis.
• Medicinal Chemistry Research: Employed in structure-activity relationship (SAR) studies to explore and modify pharmacological profiles for new drug discovery.
• Biochemical Research: Utilized in studies investigating the mechanism of action of barbiturates and related compounds at the molecular and receptor level.
• Fine Chemical Synthesis: Serves as a specialized building block for the custom synthesis of complex organic molecules in contract research and manufacturing.

Basic Information

Product Name	5-(2-Cyclopentenyl)-5-Ethyl-1-Methylbarbituric Acid
CAS No.	66940-59-8
Molecular Formula	C12H16N2O3
Molecular Weight	236.27 g/mol
Synonyms	5-Ethyl-5-(2-cyclopenten-1-yl)-1-methylbarbituric Acid; 5-Ethyl-5-(cyclopent-2-en-1-yl)-1-methylpyrimidine-2,4,6(1H,3H,5H)-trione; 1-Methyl-5-ethyl-5-(2-cyclopentenyl)barbituric Acid; NSC 33570; Cyclopentenyl Methyl Ethyl Barbituric Acid; 5-(2-Cyclopenten-1-yl)-5-ethyl-1-methyl-2,4,6(1H,3H,5H)-pyrimidinetrione
EINECS	Contact for details

Quality Control

Our 5-(2-Cyclopentenyl)-5-Ethyl-1-Methylbarbituric Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the stringent requirements for research and synthesis 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, well-ventilated area at controlled room temperature (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 structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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