Description

Isopropyl 4-Aminobenzoate is an ester derivative of para-aminobenzoic acid (PABA). This compound is valued for its role as a key synthetic intermediate and UV-absorbing chromophore in advanced chemical manufacturing. It is primarily utilized by industries involved in the production of specialty chemicals, including pharmaceutical actives, sunscreen agents, and polymer additives. Its specific structure offers versatility for further chemical modifications.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly local anesthetics and other specialty drugs.
• UV Filter Synthesis: Serves as a precursor in the manufacturing of organic ultraviolet (UV) absorbers and sunscreens for personal care and cosmetic formulations.
• Polymer Industry: Used as a monomer or additive in the production of specialty polymers to impart specific light-stabilizing or functional properties.
• Chemical Research & Development: Employed as a standard or reagent in organic synthesis and analytical method development within R&D laboratories.
• Dye and Pigment Manufacturing: Acts as an intermediate in the synthesis of certain azo dyes and other colorants.
• Agrochemical Intermediates: Can be utilized in the synthesis pathway for certain crop protection chemicals.

Basic Information

Product Name	Isopropyl 4-Aminobenzoate
CAS No.	18144-43-9
Molecular Formula	C10H13NO2
Molecular Weight	179.22 g/mol
Synonyms	4-Aminobenzoic Acid Isopropyl Ester; Isopropyl PABA; Isopropyl p-Aminobenzoate; Benzoic acid, 4-amino-, 1-methylethyl ester; 1-Methylethyl 4-aminobenzoate; p-Aminobenzoic Acid Isopropyl Ester; Isopropyl 4-Aminobenzoate; IP-PABA
EINECS	242-045-9

Quality Control

Our Isopropyl 4-Aminobenzoate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identification, purity assay, and impurity profiling via techniques such as HPLC, GC, and IR spectroscopy, to ensure it meets exacting standards. Certificates of Analysis (COA) detailing all specifications and test results are provided with every shipment to guarantee traceability and batch-to-batch consistency for your critical applications.

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 heat, open flames, and incompatible materials. The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	108°C - 112°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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