Description

4-(4-Methoxy-2-Methyl-Phenyl)-4-Oxo-Butyric Acid is a high-purity organic intermediate characterized by its distinct aromatic ketone and carboxylic acid functional groups. This compound is valued for its role as a versatile building block in the synthesis of more complex molecules, particularly in the pharmaceutical and fine chemical sectors. It is essential for research and development chemists and manufacturers requiring a reliable, high-quality precursor for active pharmaceutical ingredients (APIs) and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for central nervous system (CNS) and anti-inflammatory drug candidates.
• Fine Chemical Synthesis: Used in the production of complex organic molecules for agrochemicals, dyes, and advanced material research.
• Research & Development: Serves as a critical reagent in medicinal chemistry for structure-activity relationship (SAR) studies and new compound library generation.
• Chemical Reference Standard: Employed as a high-purity standard in analytical laboratories for method development and quality control testing.

Basic Information

Product Name	4-(4-Methoxy-2-Methyl-Phenyl)-4-Oxo-Butyric Acid
CAS No.	67405-48-5
Molecular Formula	C12H14O4
Molecular Weight	222.24 g/mol
Synonyms	4-(4-Methoxy-2-methylphenyl)-4-oxobutanoic acid; 4-(p-Methoxy-o-tolyl)-4-oxobutyric acid; 4-Oxo-4-(4-methoxy-2-methylphenyl)butyric acid; 4-(4-Methoxy-2-methylbenzoyl)butyric acid; 67405-48-5; Butanoic acid, 4-(4-methoxy-2-methylphenyl)-4-oxo-
EINECS	Contact for details

Quality Control

Our 4-(4-Methoxy-2-Methyl-Phenyl)-4-Oxo-Butyric Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for pharmaceutical R&D and fine chemical synthesis. A comprehensive 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, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.