4-Formylphenylboronic acid（CAS# 87199-17-5)
| Risk Codes | R34 – Causes burns R36/37/38 – Irritating to eyes, respiratory system and skin. |
| Safety Description | S22 – Do not breathe dust. S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection. S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S37/39 – Wear suitable gloves and eye/face protection S36 – Wear suitable protective clothing. |
| UN IDs | UN 1759 8/PG 3 |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 10 |
| TSCA | T |
| HS Code | 29163990 |
| Hazard Note | Irritant |
| Hazard Class | IRRITANT, AIR SENSIT |
Introduction
4-carboxylphenylboronic acid is an organic compound. The following is an introduction to the properties, uses, preparation methods and safety information of 4-carboxylphenylboronic acid:
Quality:
- Appearance: Usually white crystalline or crystalline powder.
- Soluble: Soluble in water and some organic solvents such as ethanol and acetone.
- Chemical properties: Esterification, acylation and other reactions can occur.
Use:
- As an important intermediate in organic synthesis, it can be used to prepare other organic compounds.
Method:
- 4-Carboxylbenzylboronic acid can be obtained by the esterification reaction of benzoic acid with boric acid. The specific steps are as follows: benzoic acid and borate are heated and reacted in an organic solvent, and then the product is obtained by crystallization.
Safety Information:
- 4-carboxylphenylboronic acid is generally considered to be a relatively safe compound, but it is still important to pay attention to reasonable safe handling methods.
- When operating, avoid direct contact with skin and eyes. In case of contact, rinse immediately with plenty of water.
- When storing, it should be kept dry and away from open flames and heat sources.
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