Description

4-Hydroxy-3,5-Diisopropylbenzonitrile is a substituted benzonitrile derivative that serves as a versatile synthetic intermediate in advanced organic chemistry. This compound is valued for its sterically hindered phenolic hydroxyl group and nitrile functionality, which enable its use in constructing complex molecular architectures. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for applications in catalysis, ligand synthesis, and polymer modification.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring hindered phenol motifs.
• Agrochemical Synthesis: Used in the development of herbicides, fungicides, and plant growth regulators where the diisopropylphenol structure imparts specific biological activity.
• Ligand & Catalyst Precursor: Serves as a precursor for chelating ligands in transition metal catalysis, useful in cross-coupling and oxidation reactions.
• Polymer Additive & Modifier: Incorporated as a monomer or stabilizer in high-performance polymers to enhance thermal stability and antioxidant properties.
• Organic Synthesis Research: A valuable reagent for academic and industrial research in novel organic transformations and methodology development.
• Fine Chemical Production: Employed in the manufacture of dyes, pigments, and other specialty chemicals requiring precise steric and electronic properties.

Basic Information

Product Name	4-Hydroxy-3,5-Diisopropylbenzonitrile
CAS No.	4917-31-1
Molecular Formula	C13H17NO
Molecular Weight	203.28 g/mol
Synonyms	3,5-Diisopropyl-4-hydroxybenzonitrile; 4-Cyano-2,6-diisopropylphenol; 2,6-Diisopropyl-4-cyanophenol; Phenol, 4-cyano-2,6-bis(1-methylethyl)-; 4-Hydroxy-3,5-bis(isopropyl)benzonitrile; 2,6-Diisopropyl-4-hydroxybenzonitrile; BNPP (in specific catalyst contexts); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 4-Hydroxy-3,5-Diisopropylbenzonitrile is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial use. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

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.

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.