Description

1,4-Benzoquinone, also known as para-quinone, is a fundamental quinone compound with the CAS number 106-51-4. It serves as a versatile chemical intermediate and a critical building block in organic synthesis, valued for its role as an oxidizing agent and its ability to participate in Diels-Alder reactions. This product is essential for manufacturers and research institutions in the pharmaceutical, agrochemical, and polymer industries, where it is used to synthesize complex molecules and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs) and hydroquinone derivatives.
• Polymer Chemistry: Used as a monomer or cross-linking agent in the production of specialty polymers and resins.
• Agrochemical Synthesis: Serves as an intermediate in the manufacture of certain herbicides, fungicides, and other crop protection agents.
• Dye and Pigment Manufacturing: Acts as a starting material for the production of specific dyes and organic pigments.
• Analytical Chemistry: Employed as a reagent in biochemical assays and analytical procedures.
• Research & Development: Utilized in organic synthesis laboratories for studying oxidation reactions and constructing complex molecular architectures.

Basic Information

Product Name	1,4-Benzoquinone
CAS No.	106-51-4
Molecular Formula	C6H4O2
Molecular Weight	108.09 g/mol
Synonyms	p-Benzoquinone; para-Quinone; Quinone; 2,5-Cyclohexadiene-1,4-dione; 1,4-Cyclohexadienedione; Benzoquinone; 1,4-Dioxybenzene
EINECS	203-405-2

Quality Control

Our 1,4-Benzoquinone is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for industrial and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. Isolate from incompatible materials such as strong reducing agents.

Specification

Item	Specification
Appearance	Yellow to greenish-yellow crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	113 - 116 °C
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.