3,4-Dinitrobenzoic Acid, CAS No. 528-45-0

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528-45-0

Catalog No. EBD581159

CAS 528-45-0

Name 3,4-Dinitrobenzoic Acid

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Basic Information

Synonyms: 3,4-dinitrobenzoicacid 4-09-00-01242(BeilsteinHandbookReference) BRN2055333 CCRIS3128 NSC60713 3,4-Dinitrobenziocacid Benzoicacid,3,4-dinitro- 3,4-Di-Nitro-BenzoicAcid 3,4-dinitrobenzoic acid

Molecular Formula: C7H4N2O6

Molecular Weight: 212.12

MDL Number: MFCD00007255

Categories: Synthetic Chemistry > Organic Building Blocks > Carboxylic Acids and Esters Synthetic Chemistry > Basic Synthetic Reagents > Other Basic Synthetic Reagents

Product Description:

3,4-Dinitrobenzoic acid is an organic compound characterized by a benzoic acid core substituted with nitro groups at the 3- and 4- positions. It is a yellow crystalline solid with a molecular formula of C7H4N2O6. This compound is a versatile intermediate in organic synthesis, primarily valued for its functional groups which can be further manipulated. Its primary application is as a key building block in chemical research and development. The carboxylic acid group allows for esterification or amide coupling reactions, while the nitro groups can be reduced to corresponding amines, providing a route to synthesize various diamino-substituted benzoic acid derivatives. These derivatives are important precursors for pharmaceuticals, dyes, and advanced materials. It is also used as a standard or reagent in analytical chemistry and as a starting material for the synthesis of more complex nitroaromatic compounds. Handling requires caution due to its properties as an irritant and its potential explosive hazard under specific conditions (e.g., confinement and high temperature), which is common for many polynitroaromatic compounds.

Physical Properties

Melting Point: 163-166 °C

Boiling Point: 459 °C at 760 mmHg

Flash Point: 208.4 °C

Density: 1.688 g/cm3

Analytical Data

Appearance: yellowish crystals or crystalline powder