amino 4-nitrobenzoate - Names and Identifiers
amino 4-nitrobenzoate - Physico-chemical Properties
Molecular Formula | C7H6N2O4
|
Molar Mass | 182.13354 |
Density | 1.441±0.06 g/cm3(Predicted) |
Melting Point | 85.0℃ (decomposition) |
Boling Point | 361.4±44.0 °C(Predicted) |
Appearance | powder to crystal |
Color | White to Light yellow |
BRN | 1966666 |
pKa | -2.68±0.70(Predicted) |
Storage Condition | 2-8°C |
amino 4-nitrobenzoate - Risk and Safety
Hazard Symbols | Xi - Irritant
|
Risk Codes | 43 - May cause sensitization by skin contact
|
Safety Description | 36/37 - Wear suitable protective clothing and gloves.
|
WGK Germany | 3 |
amino 4-nitrobenzoate - Introduction
O-(4-nitrobenzoyl)hydroxylamine is an organic compound whose chemical formula is C7H6N2O4.
Nature:
O-(4-nitrobenzoyl)hydroxylamine is a yellow crystal, soluble in organic solvents such as ethanol, chloroform and dichloromethane, and insoluble in water. It has a strong ammonia smell.
Use:
O-(4-nitrobenzoyl)hydroxylamine is commonly used as a reagent for organic synthesis, especially for the synthesis of amides. It can also be used as an intermediate for some drugs. In addition, it can also be used for color reactions and color development reagents in analytical chemistry.
Preparation Method:
The preparation of O-(4-nitrobenzoyl)hydroxylamine is generally obtained by the reaction of p-nitrobenzoic acid and hydroxylamine. First, p-nitrobenzoic acid is reacted with anhydrous thionyl chloride to give acid chloride, which is then reacted with hydroxylamine to give the target product.
Safety Information:
O-(4-nitrobenzoyl)hydroxylamine is irritating and corrosive. Wear protective gloves, goggles and face shields during operation. Avoid contact with skin and eyes, and make sure to operate in a well-ventilated area. If direct contact or accidental ingestion, should promptly seek medical attention.
Last Update:2024-04-09 21:01:54