3-BROMO-4-NITROBENZOIC ACID 97 - Names and Identifiers
3-BROMO-4-NITROBENZOIC ACID 97 - Physico-chemical Properties
Molecular Formula | C7H4BrNO4
|
Molar Mass | 246.01 |
Density | 1.892±0.06 g/cm3(Predicted) |
Melting Point | 200-204 °C |
Boling Point | 364.4±32.0 °C(Predicted) |
Solubility | soluble in Methanol |
Appearance | powder to crystal |
Color | White to Light yellow to Light orange |
pKa | 3.03±0.10(Predicted) |
Storage Condition | Sealed in dry,Room Temperature |
MDL | MFCD04117949 |
Physical and Chemical Properties | WGK Germany:3 |
3-BROMO-4-NITROBENZOIC ACID 97 - Risk and Safety
Hazard Symbols | Xn - Harmful
|
Risk Codes | 22 - Harmful if swallowed
|
WGK Germany | 3 |
3-BROMO-4-NITROBENZOIC ACID 97 - Introduction
3-Bromo-4-nitrobenzoic acid is an organic compound with the chemical formula C7H4BrNO4. The following is a description of its nature, use, formulation and safety information:
Nature:
-Appearance: Yellow crystalline solid.
-melting point: about 213-216 ℃.
-Solubility: Slightly soluble in water, soluble in organic solvents such as ether and chloroform.
-Chemical properties: relatively stable to light, acid and alkali, but will reduce stability in the presence of strong alkali.
Use:
-Chemical synthesis: 3-Bromo-4-nitrobenzoic acid can be used as an important intermediate in organic synthesis, for the synthesis of pesticides, dyes and pharmaceuticals and other compounds.
-Antioxidant: It can also be used as an antioxidant for rubber and plastics, which can extend its service life.
Preparation Method:
3-Bromo-4-nitrobenzoic acid can be prepared by bromination of p-nitrobenzoic acid. The specific steps include reacting nitrobenzoic acid with cuprous bromide, and then purifying the target product by crystallization.
Safety Information:
-3-Bromo-4-nitrobenzoic acid is an organic compound, and direct contact with skin, eyes or inhalation of its dust should be avoided.
-Wear protective glasses and gloves when using to avoid skin irritation and eye irritation.
-Maintain good ventilation during operation.
-Should be sealed and kept away from heat and fire sources.
Please note that this is only a general description, and the actual operation must strictly abide by the chemical laboratory safety procedures.
Last Update:2024-04-09 15:17:50