Description

5,5-Diethyl-1-(3-Methoxyphenethyl)Barbituric Acid is a specialized barbiturate derivative with a defined molecular structure, identified by CAS No. 66940-90-7. This compound serves as a critical pharmaceutical intermediate and a valuable research chemical for the development and study of central nervous system (CNS) active agents. It is primarily required by pharmaceutical R&D laboratories, contract manufacturing organizations (CMOs), and academic research institutions engaged in medicinal chemistry and neuropharmacology.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel barbiturate-based therapeutic agents.
• Medicinal Chemistry Research: Used as a reference standard or precursor in the study of structure-activity relationships (SAR) for sedative-hypnotic drugs.
• Neuropharmacology Studies: Employed in preclinical research to investigate mechanisms of action related to GABAA receptor modulation.
• Analytical Reference Standard: Serves as a high-purity compound for method development and quality control in analytical laboratories.
• Chemical Synthesis: Utilized in organic synthesis for the preparation of more complex, functionally diverse barbiturate analogs.

Basic Information

Product Name	5,5-Diethyl-1-(3-Methoxyphenethyl)Barbituric Acid
CAS No.	66940-90-7
Molecular Formula	C17H22N2O4
Molecular Weight	318.37 g/mol
Synonyms	1-(2-(3-Methoxyphenyl)ethyl)-5,5-diethylbarbituric acid; 5,5-Diethyl-1-[2-(3-methoxyphenyl)ethyl]pyrimidine-2,4,6(1H,3H,5H)-trione; 3-Methoxyphenobarbital analog; NSC 113928; Barbituric acid, 5,5-diethyl-1-[2-(3-methoxyphenyl)ethyl]-
EINECS	Contact for details

Quality Control

Our 5,5-Diethyl-1-(3-Methoxyphenethyl)Barbituric Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all test results are provided and available upon request to support your regulatory and research documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a 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
Identification (HPLC)	Retention time matches 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.