Description

3-tert-Butoxypropionic Acid is a versatile organic acid ester with a unique alkoxy side chain, serving as a valuable building block in advanced chemical synthesis. Its structure makes it particularly useful as an intermediate for modifying polymer properties and creating specialty esters with tailored solubility and reactivity. This compound is essential for R&D and production chemists in the pharmaceutical, agrochemical, and polymer industries seeking to introduce specific functional groups or enhance material performance.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, where the tert-butoxy group can act as a protecting group or modify bioavailability.
• Polymer Modification: Acts as a monomer or co-monomer for producing specialty polymers and resins with enhanced flexibility, adhesion, or chemical resistance.
• Agrochemical Synthesis: Serves as a key intermediate in the manufacture of herbicides, fungicides, and plant growth regulators.
• Lubricant & Fuel Additive Precursor: Utilized to synthesize esters that improve the performance characteristics of industrial lubricants and fuel additives.
• Surface Active Agent (Surfactant) Production: Employed in the creation of non-ionic surfactants and emulsifiers for specialty formulations.
• Flavor & Fragrance Ingredient Synthesis: Used as a starting material for producing specific ester compounds that contribute to complex aroma and flavor profiles.
• Crosslinking Agent: Functions in coatings, inks, and adhesive formulations to promote crosslinking and improve film properties.
• Organic Synthesis Reagent: A valuable reagent in academic and industrial research for introducing the 3-tert-butoxypropionyl moiety into target molecules.

Basic Information

Item	Details
Product Name	3-tert-Butoxypropionic Acid
CAS No.	21150-73-2
Molecular Formula	C7H14O3
Molecular Weight	146.18 g/mol
Synonyms	3-(tert-Butoxy)propanoic Acid; β-tert-Butoxypropionic Acid; 3-(1,1-Dimethylethoxy)propanoic Acid; 3-(tert-Butyloxy)propionic Acid; Propanoic Acid, 3-(1,1-Dimethylethoxy)-; 3-tert-Butoxypropanoic Acid; 3-(tert-Butoxy)propionic Acid
EINECS	Contact for details

Quality Control

Our 3-tert-Butoxypropionic Acid is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling, to ensure it meets precise customer specifications and industry standards. A detailed Certificate of Analysis (COA) documenting purity, physical properties, and test results is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and heat sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.420 - 1.430
Density (g/mL at 20°C)	0.98 - 1.02

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