4,5-Difluorosalicylaldehyde - Names and Identifiers
Name | Benzaldehyde, 4,5-difluoro-2-hydroxy- (9CI)
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Synonyms | 4,5-Difluorosalicylaldehyde 4,5-Difluorosalicylaldehdye 2-Hydroxy-4,5-difluorobenzaldehyde 4,5-Difluoro-2-hydroxybenzaldehyde Benzaldehyde, 4,5-difluoro-2-hydroxy- Benzaldehyde, 4,5-difluoro-2-hydroxy- (9CI) 4,5-Difluorosalicylaldehdye, 4,5-Difluoro-2-formylphenol
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CAS | 199287-52-0
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EINECS | 642-799-4 |
InChI | InChI=1/C7H4F2O2/c8-5-1-4(3-10)7(11)2-6(5)9/h1-3,11H |
4,5-Difluorosalicylaldehyde - Physico-chemical Properties
Molecular Formula | C7H4F2O2
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Molar Mass | 158.1 |
Density | 1.464±0.06 g/cm3(Predicted) |
Melting Point | 68-72℃ |
Boling Point | 224.1±35.0 °C(Predicted) |
Flash Point | 89.3°C |
Vapor Presure | 0.0623mmHg at 25°C |
pKa | 7.20±0.23(Predicted) |
Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
Sensitive | Air Sensitive |
Refractive Index | 1.559 |
4,5-Difluorosalicylaldehyde - Introduction
Benzaldehyde, 4,5-difluoro-2-hydroxy- (9CI) is an organic compound with the molecular formula C7H4F2O2. The following is a description of its nature, use, preparation and safety information:
Nature:
Benzaldehyde, 4,5-difluoro-2-hydroxy- (9CI) is a colorless to light yellow solid, soluble in alcohol and ether solvents. It has strong acidity and is easily hydrolyzed in water.
Use:
Benzaldehyde, 4,5-difluoro-2-hydroxy- (9CI) is mainly used for some important reactions in organic synthesis. It can be used as an important raw material in the synthesis of antibiotics, pharmaceutical intermediates, pesticides and coatings. In addition, it can also be used for some organic synthesis reactions in research and laboratory applications.
Method:
Benzaldehyde, 4,5-difluororo-2-hydroxy- (9CI) can be prepared by reducing 4,5-difluorobenzaldehyde. One common method of preparation is the reduction of 4,5-difluorobenzaldehyde using sodium borohydride or sulfoxide and sodium hydroxide.
Safety Information:
Benzaldehyde, 4,5-difluoro-2-hydroxy- (9CI) is an organic compound that is generally dangerous. Dust and solutions may be irritating to the eyes, skin and respiratory tract. Protective measures should be taken during use and handling to avoid direct contact. At the same time, it needs to be sealed during storage and avoid reaction with oxidants and strong acids. If necessary, operate in a well-ventilated area and wear appropriate personal protective equipment. In case of emergency, take corresponding first aid measures in time and seek medical help.
Last Update:2024-04-09 21:11:58