Description

3,5-Dinitrobenzamide CAS NO 121-81-3 is a high-purity nitroaromatic compound serving as a critical synthetic intermediate and analytical standard. Its value lies in its well-defined chemical structure, which provides reliable reactivity for constructing more complex molecules in research and development. This product is essential for pharmaceutical chemists, agrochemical researchers, and material scientists engaged in advanced organic synthesis and process development.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring nitroaromatic precursors.
• Agrochemical Research: Used in the development and study of novel herbicides, pesticides, and plant growth regulators.
• Organic Synthesis Reagent: Serves as a versatile precursor for amidation reactions, reduction to diamino derivatives, and the construction of heterocyclic compounds.
• Chemical Reference Standard: Employed in analytical laboratories for method development, calibration, and quality control via HPLC, GC, or spectroscopy.
• Material Science Research: Investigated as a monomer or modifying agent for specialty polymers and high-performance materials.
• Dye and Pigment Intermediate: Used in the research and limited production of specialized nitroaromatic dyes.

Basic Information

Product Name	3,5-Dinitrobenzamide
CAS No.	121-81-3
Molecular Formula	C7H5N3O5
Molecular Weight	211.13 g/mol
Synonyms	3,5-Dinitrobenzamide; Benzamide, 3,5-dinitro-; 3,5-Dinitrobenzoic acid amide; NSC 403697; AI3-03106; CCRIS 6058; LS-1655; 1,3-Dinitro-5-carbamoylbenzene
EINECS	204-500-7

Quality Control

Our 3,5-Dinitrobenzamide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling, to ensure it meets the high standards required for research and industrial use. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay purity, melting point, and residual solvents.

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 heat, sparks, and open flame. This product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Yellow to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	183 - 187 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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