Description

4-Methylnonanoic Acid is a branched-chain fatty acid derivative valued for its role as a versatile chemical intermediate and flavor/fragrance component. Its unique structure provides specific organoleptic properties and reactivity, making it a key building block in specialty synthesis. This compound is primarily sought by manufacturers in the flavor & fragrance, pharmaceutical, and fine chemical industries for product development and process optimization.

Application

• Flavor and Fragrance Industry: Used as a synthetic intermediate or a character-impact component in the creation of complex fruity, cheesy, or waxy flavor profiles and fragrance accords.
• Pharmaceutical Intermediates: Serves as a chiral building block or precursor in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Lubricant and Grease Additives: Acts as a precursor for synthetic esters that function as high-performance base oils or additive components with good low-temperature properties.
• Polymer Chemistry: Employed in the production of specialty polymers, plasticizers, and coatings, where its branched chain can modify physical properties like flexibility and solubility.
• Agrochemical Synthesis: Utilized as an intermediate in the manufacture of certain pesticides, herbicides, and plant growth regulators.
• Research and Development: Serves as a standard or reagent in organic synthesis, metabolic studies, and chemical research within academic and industrial laboratories.

Basic Information

Product Name	4-Methylnonanoic Acid
CAS No.	45019-28-1
Molecular Formula	C₁₀H₂₀O₂
Molecular Weight	172.26 g/mol
Synonyms	4-Methylpelargonic Acid; 4-Methylnonanoic Acid; 4-Methylnonoic Acid; Nonanoic acid, 4-methyl-; 4-Methylnonansäure (German); Acide 4-méthylnonanoïque (French); (±)-4-Methylnonanoic acid; DL-4-Methylnonanoic acid
EINECS	Contact for details

Quality Control

Our 4-Methylnonanoic Acid is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identity confirmation by IR spectroscopy and purity determination by GC or HPLC, to ensure it meets precise customer specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption and contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Refractive Index (20°C)	1.430 - 1.440
Specific Gravity (20/20°C)	0.890 - 0.910
Water Content (KF)	≤ 0.5%

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