3,4-difluorophenylboronic acid
Category：Semiconductor Display Materials
Introduction
168267-41-2 – Names and Identifiers
| Name | 3,4-Difluorophenylboronic acid |
| Synonyms | 3,4-Difluorophenylbo 3,4-DIFLUOROPHENYLBORONICACID 3,4-Difluorophenylboronic acid 3,4-difluorobenzeneboronic acid 3,4-DIFLUOROBENZENE BORONIC ACID 2,4,5,6-tetrafluorobenzene-1,3-diol dihydroxy(3,4-difluorophenyl)borane Boronic acid, B-(3,4-difluorophenyl)- 3,4-DIFLUOROPHENYLBORONIC ACID FOR SYNTH |
| CAS | 168267-41-2 |
| EINECS | 736-978-8 |
| InChI | InChI=1/C6H2F4O2/c7-1-2(8)5(11)4(10)6(12)3(1)9/h11-12H |
| InChIKey | RMGYQBHKEWWTOY-UHFFFAOYSA-N |
168267-41-2 – Physico-chemical Properties
| Molecular Formula | C6H5BF2O2 |
| Molar Mass | 157.91 |
| Density | 1.35±0.1 g/cm3(Predicted) |
| Melting Point | 305-310 °C (lit.) |
| Boling Point | 265.4±50.0 °C(Predicted) |
| Flash Point | 80.8°C |
| Vapor Presure | 0.136mmHg at 25°C |
| Appearance | Crystalline powder |
| Color | White |
| BRN | 7369788 |
| pKa | 7.59±0.10(Predicted) |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Refractive Index | 1.493 |
| MDL | MFCD00807405 |
168267-41-2 – Risk and Safety
| Risk Codes | R36/37/38 – Irritating to eyes, respiratory system and skin. R22 – Harmful if swallowed |
| Safety Description | S37/39 – Wear suitable gloves and eye/face protection S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 – Wear suitable protective clothing. |
| WGK Germany | 3 |
| HS Code | 29319090 |
| Hazard Note | Irritant |
168267-41-2 – Introduction
3,4-difluorophenylboronic acid is an organic compound with the formula C6H4BF2O2. The following is an introduction to the nature, use, preparation and safety information of 3,4-difluorophenylboronic acid:
Nature:
-Appearance: can be white to light yellow crystal or powder solid.
-Solubility: Soluble in organic solvents such as ethanol and dimethyl sulfoxide, insoluble in water.
-Melting point: About 137-140 ℃.
-Stability: 3,4-difluorophenylboronic acid is relatively stable under regular environmental conditions.
Use:
-Catalyst: 3,4-difluorophenylboronic acid is widely used as a catalyst for organic synthesis reactions, especially in carbon-carbon bond formation and aromatization reactions.
-Organic electronic devices: The compound can be used in the preparation of Organic optoelectronic devices such as Organic Field-Effect Transistors (OFETs).
-Auxiliary agent: 3,4-difluorophenylboronic acid can also be used as an auxiliary agent for polymers to improve the performance of polymers.
Method:
3,4-difluorophenylboronic acid can be obtained by the condensation reaction of Phenylboronic acid and 3,4-difluorobenzaldehyde in a solvent.
Safety Information:
– 3,4-difluorophenylboronic acid may have a certain degree of irritation, and direct contact with skin and eyes should be avoided.
-In the operation, should take appropriate protective measures such as wearing gloves and protective glasses.
-It should be operated in a well-ventilated place to avoid inhalation and intake.
-Correct laboratory safety practices should be observed when handling the substance.
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