Description

Benzene, 1,2,3-Trimethyl-4-(1-Methylethyl)- (9Ci) is a substituted benzene derivative, specifically a trimethylisopropylbenzene isomer, with the CAS number 96857-25-9. This compound serves as a valuable specialty intermediate and building block in advanced organic synthesis, prized for its unique steric and electronic properties imparted by the multi-substituted aromatic ring. It is primarily utilized by R&D chemists and process development teams in the pharmaceutical, agrochemical, and advanced materials sectors for creating complex molecular architectures.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates, particularly where a bulky, lipophilic aromatic moiety is required.
• Agrochemical Synthesis: Serves as a key precursor in the development of advanced herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Development: Acts as a backbone for constructing sophisticated ligands used in homogeneous catalysis and organometallic chemistry.
• Advanced Material Precursor: Employed in the research and production of specialty polymers, liquid crystals, and organic electronic materials.
• Organic Synthesis Building Block: Provides a versatile, multi-substituted aromatic core for complex molecule assembly in fine chemical and academic research laboratories.
• Flavor and Fragrance Chemistry: May be used as an intermediate in the synthesis of complex aromatic compounds for high-value fragrance applications.

Basic Information

Product Name	Benzene, 1,2,3-Trimethyl-4-(1-Methylethyl)- (9Ci)
CAS No.	96857-25-9
Molecular Formula	C12H18
Molecular Weight	162.27 g/mol
Synonyms	1,2,3-Trimethyl-4-isopropylbenzene; 4-Isopropyl-1,2,3-trimethylbenzene; Pseudocumene, 4-isopropyl-; 1,2,3-Trimethyl-4-(1-methylethyl)benzene; 4-Isopropylhemimellitene; Isopropyltrimethylbenzene; Hemimellitene, 4-isopropyl-; Trimethylisopropylbenzene
EINECS	Contact for details

Quality Control

Our Benzene, 1,2,3-Trimethyl-4-(1-Methylethyl)- is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, which includes data from GC, HPLC, NMR, and other relevant spectroscopic methods. Our quality commitment ensures the material meets the high standards required for research and commercial synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is 2-25°C. The container should be kept tightly sealed when not in use to prevent evaporation and minimize exposure to moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Purity (HPLC)	≥ 96.0%
Water Content (KF)	≤ 0.5%

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