Description

4-(Indolin-5-Yl)Benzoic Acid is a high-purity organic building block of significant interest in advanced pharmaceutical and agrochemical research. This compound serves as a critical intermediate for synthesizing novel active pharmaceutical ingredients (APIs) and complex molecules with potential biological activity. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in oncology and CNS therapeutic areas.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides with novel modes of action.
• Material Science: Serves as a precursor for organic electronic materials and advanced polymers.
• Chemical Biology: Utilized as a probe or linker in the development of biochemical tools and assays.
• Academic & Contract Research: Essential for fundamental organic synthesis and medicinal chemistry research in academic and CRO settings.

Basic Information

Item	Details
Product Name	4-(Indolin-5-Yl)Benzoic Acid
CAS No.	889953-90-6
Molecular Formula	C15H13NO2
Molecular Weight	239.27 g/mol
Synonyms	4-(2,3-Dihydro-1H-indol-5-yl)benzoic acid; 5-(4-Carboxyphenyl)indoline; Benzoic acid, 4-(2,3-dihydro-1H-indol-5-yl)-; 4-(Indolin-5-yl)benzoic acid; 889953-90-6; 4-(1,3-Dihydro-2H-indol-5-yl)benzoic acid; 4-(2,3-Dihydroindol-5-yl)benzoic acid
EINECS	Contact for details

Quality Control

Our 4-(Indolin-5-Yl)Benzoic Acid is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are available upon request, supporting your regulatory and R&D documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms
Purity (HPLC)	≥ 97.0%
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.