Description

1,3-Diethyl-4-Methylbenzene is a high-purity alkylated aromatic compound, also known by its CAS number 1758-85-6. This specialty chemical serves as a critical intermediate and building block in advanced organic synthesis, offering precise structural control for downstream products. It is essential for research and development laboratories, fine chemical manufacturers, and industries requiring custom-tailored aromatic derivatives.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex active pharmaceutical ingredients (APIs) and fine chemicals.
• Agrochemical Synthesis: Used in the production of advanced herbicides, pesticides, and plant growth regulators.
• Liquid Crystal & OLED Materials: Serves as a precursor in the manufacture of specialty materials for electronic displays and optoelectronic devices.
• Dye & Pigment Manufacturing: Acts as an intermediate for producing high-performance organic dyes and colorants.
• Polymer & Resin Modification: Employed to introduce specific alkyl aromatic groups into polymer chains, enhancing material properties.
• Flavor & Fragrance Industry: Used in the synthesis of specific aromatic compounds for specialty fragrances.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new chemical reactions and materials.
• Organic Synthesis Reagent: Provides a versatile ethyl- and methyl-substituted benzene core for a wide range of coupling and functionalization reactions.

Basic Information

Product Name	1,3-Diethyl-4-Methylbenzene
CAS No.	1758-85-6
Molecular Formula	C11H16
Molecular Weight	148.24 g/mol
Synonyms	4-Methyl-1,3-diethylbenzene; 1,3-Diethyl-4-methylbenzene; 4-Methyl-m-diethylbenzene; m-Diethyl-p-methylbenzene; 1,3-Diethyl-4-methyl-benzene; Benzene, 1,3-diethyl-4-methyl-; 1758-85-6 (CAS)
EINECS	217-168-3

Quality Control

Our 1,3-Diethyl-4-Methylbenzene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee compliance with your specifications and industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent contamination and minimize evaporation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Related Substances (GC)	≤ 2.0% total
Density (20°C)	0.86 - 0.88 g/mL
Refractive Index (20°C)	1.495 - 1.505

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