Description

Isobutyric Acid n-Propyl Ester is a versatile organic ester valued for its solvent properties and distinctive fruity aroma. This compound is essential for formulators seeking a reliable, high-purity intermediate for synthesis or a functional ingredient in specialty applications. It serves key roles in the flavor and fragrance, pharmaceutical, and chemical synthesis industries.

Application

• Flavor and Fragrance Agent: Used as a synthetic flavoring ingredient to impart fruity, apple-like notes in food products, beverages, and perfumery.
• Chemical Synthesis Intermediate: Serves as a key building block in organic synthesis for producing more complex esters, pharmaceuticals, and agrochemicals.
• Specialty Solvent: Acts as an effective solvent for resins, cellulose derivatives, and other organic compounds in coatings and industrial formulations.
• Plasticizer Production: Utilized in the manufacture of certain plasticizers to modify the flexibility and processing of polymers.
• Pharmaceutical Excipient: Employed as a solvent or processing aid in the formulation of specific drug products.
• Research & Development: A valuable reagent and standard in analytical chemistry and material science laboratories.

Basic Information

Item	Details
Product Name	Isobutyric Acid n-Propyl Ester
CAS No.	644-49-5
Molecular Formula	C7H14O2
Molecular Weight	130.18 g/mol
Synonyms	n-Propyl Isobutyrate; Propyl Isobutyrate; Isobutyric Acid Propyl Ester; 2-Methylpropanoic Acid Propyl Ester; Propyl 2-Methylpropanoate; FEMA 2936; Isobutyrate de propyle (French); Propylisobutyrat (German)
EINECS	211-423-8

Quality Control

Our Isobutyric Acid n-Propyl Ester is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and composition. Certificates of Analysis (COA) documenting these results are available for every shipment to guarantee traceability and compliance with your requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong acids and oxidizers. Recommended storage temperature is 15-25°C. Keep container tightly sealed when not in use to prevent evaporation and maintain quality.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.393 - 1.397
Specific Gravity (20/20°C)	0.865 - 0.872
Acidity (as Isobutyric Acid)	≤ 0.1%
Water Content (KF)	≤ 0.1%

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