Description

5-Allyl-5-Butylbarbituric Acid CAS NO 3146-66-5 is a specialized barbiturate derivative with a defined molecular structure, serving as a key intermediate in advanced organic synthesis. This compound is valued for its precise chemical framework, which is essential for constructing more complex pharmaceutical and research molecules. It is primarily sought by fine chemical manufacturers and R&D laboratories engaged in developing central nervous system (CNS) active agents, sedative-hypnotics, and other pharmacologically relevant compounds.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of barbiturate-based active pharmaceutical ingredients (APIs) and novel therapeutic candidates.
• Research & Development: Used in medicinal chemistry for structure-activity relationship (SAR) studies and the development of new CNS-targeting drugs.
• Reference Standard: Serves as a high-purity analytical standard for quality control and regulatory testing in pharmaceutical manufacturing.
• Chemical Synthesis: Employed in organic synthesis for constructing heterocyclic compounds and exploring new reaction pathways.

Basic Information

Product Name	5-Allyl-5-Butylbarbituric Acid
CAS No.	3146-66-5
Molecular Formula	C11H16N2O3
Molecular Weight	224.26 g/mol
Synonyms	5-Allyl-5-butyl-2,4,6(1H,3H,5H)-pyrimidinetrione; 5-Allyl-5-butylbarbituric acid; 5-Butyl-5-allylbarbituric acid; Butalbital Impurity; Allylbarbital; 5-Allyl-5-n-butylbarbituric acid
EINECS	221-562-1

Quality Control

Our 5-Allyl-5-Butylbarbituric Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for pharmaceutical intermediate applications. Certificates of Analysis (COA) detailing all test results are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials.

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
Related Substances (HPLC)	Individual impurity ≤0.5%; Total impurities ≤1.0%

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