2. acid(2, acid) is an organic compound whose chemical formula is C7H7BF2O3.
Nature:
-Appearance: White or off-white crystalline powder
-Melting point: about 148-150°C
-Solubility: Soluble in acidic solutions and some organic solvents, such as alcohols, ethers and ketones
-Stability: stable, but avoid contact with strong oxidants and strong acids
Use:
-As an important intermediate in organic synthesis, it can be used to synthesize other compounds, such as drugs, pesticides and functional materials
-As a ligand in metal-catalyzed reactions, participating in hydrogenation, coupling and selective fluorination reactions
Preparation Method:
2. The preparation of Cr acid can be carried out by the following steps:
1.2,4-difluoro -5-methoxybenzoborate reacts with alkali to generate the corresponding phenylborate.
2. React benzene borate with acid to remove aromatic alcohol under appropriate conditions to obtain 2, acid.
Safety Information:
-This compound can be regarded as low toxicity and relatively safe under normal operating conditions, but personal protection is still needed.
-Avoid contact with skin, eyes and respiratory tract to prevent irritation or injury.
-During use, good laboratory practices and appropriate safety measures should be followed.
-When storing and handling the compound, the relevant safety standards and regulations should be observed.