Description

4-Acetyl-Benzoic Acid tert-Butyl Ester is a high-purity organic building block and protected intermediate of significant value in synthetic chemistry. Its core utility lies in the tert-butyl ester group, which serves as a robust protecting group for carboxylic acids under a wide range of reaction conditions, enabling complex multi-step syntheses. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for the production of active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Key protected precursor in the multi-step synthesis of novel active pharmaceutical ingredients (APIs), particularly those containing benzoic acid derivatives.
• Agrochemical Synthesis: Used as a building block for constructing complex molecules in the development of new herbicides, fungicides, and plant growth regulators.
• Organic Synthesis & Research: An essential reagent in academic and industrial research laboratories for method development and the construction of complex organic architectures.
• Material Science: Potential monomer or modifying agent in the synthesis of specialty polymers and advanced organic materials with tailored properties.
• Chemical Biology: Can be utilized in the synthesis of probes and labeled compounds for biochemical and diagnostic research applications.

Basic Information

Product Name	4-Acetyl-Benzoic Acid tert-Butyl Ester
CAS No.	105580-41-4
Molecular Formula	C13H16O3
Molecular Weight	220.26 g/mol
Synonyms	4-Acetylbenzoic Acid tert-Butyl Ester; 4-Acetylbenzoic Acid t-Butyl Ester; 4-(tert-Butoxycarbonyl)acetophenone; p-Acetylbenzoic Acid tert-Butyl Ester; Benzoic acid, 4-acetyl-, 1,1-dimethylethyl ester; tert-Butyl 4-acetylbenzoate; 1-(4-(tert-Butoxycarbonyl)phenyl)ethan-1-one
EINECS	Contact for details

Quality Control

Our 4-Acetyl-Benzoic Acid tert-Butyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with detailed specifications are provided for every shipment, ensuring full traceability and compliance with your research or production requirements.

Storage

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

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.