Description

4-Nitro-o-Xylene is a key aromatic nitro compound, primarily serving as a versatile intermediate in the synthesis of more complex chemical products. Its value lies in the reactivity of the nitro group, which can be readily reduced to an amine or undergo other transformations, making it essential for creating dyes, pigments, and agrochemicals. This product is critical for manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require a reliable and high-purity building block for their synthesis processes.

Application

4-Nitro-o-Xylene (CAS 99-51-4) is a fundamental intermediate with diverse industrial applications, including:

• Agrochemical Synthesis: A key precursor in the manufacture of herbicides, pesticides, and fungicides.
• Dye and Pigment Manufacturing: Used in the production of various azo dyes and organic pigments.
• Pharmaceutical Intermediates: Serves as a building block for synthesizing active pharmaceutical ingredients (APIs).
• Organic Synthesis: Employed in research and development for creating complex molecules via nitro group reduction and further functionalization.
• Chemical Research: Used as a standard or reagent in analytical and synthetic chemistry laboratories.

Basic Information

Product Name	4-Nitro-o-Xylene
CAS No.	99-51-4
Molecular Formula	C8H9NO2
Molecular Weight	151.16 g/mol
Synonyms	1,2-Dimethyl-4-nitrobenzene; 4-Nitro-1,2-dimethylbenzene; 2,4-Dimethylnitrobenzene; o-Xylene, 4-nitro-; 4-Nitro-o-dimethylbenzene; 4-Nitro-ortho-xylene; NSC 6178
EINECS	202-761-5

Quality Control

Our 4-Nitro-o-Xylene is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including GC and HPLC, to verify product identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and impurity profiles is provided with each shipment to guarantee it meets your specific application requirements.

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 reducing agents and bases. Recommended storage temperature is between 15°C and 25°C.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Melting Point	28°C - 32°C
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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