4-hydroxybenzene-1,3-dicarbaldehyde - Names and Identifiers
4-hydroxybenzene-1,3-dicarbaldehyde - Physico-chemical Properties
Molecular Formula | C8H6O3
|
Molar Mass | 150.13 |
Density | 1.350±0.06 g/cm3(Predicted) |
Melting Point | 109°C |
Boling Point | 266.0±25.0 °C(Predicted) |
Flash Point | 128.9°C |
Solubility | soluble in Methanol |
Vapor Presure | 0.00538mmHg at 25°C |
Appearance | powder to crystal |
Color | White to Orange to Green |
pKa | 5.98±0.18(Predicted) |
Storage Condition | Inert atmosphere,2-8°C |
Refractive Index | 1.672 |
4-hydroxybenzene-1,3-dicarbaldehyde - Risk and Safety
Hazard Symbols | Xi - Irritant
|
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin.
|
Safety Description | 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 |
Hazard Note | Irritant |
4-hydroxybenzene-1,3-dicarbaldehyde - Introduction
5-formylsalicylaldehyde, also known as 5-formylsalicylaldehyde, is an organic compound. The following is its nature, use, preparation and safety information:
Nature:
-Appearance: 5-formylsalicylaldehyde is a yellow solid, the common form is crystalline or powder.
-Solubility: It has low solubility in water, but can be dissolved in organic solvents such as ethanol and dichloromethane.
-Chemical properties: It can be reduced to the corresponding alcohol or oxidized to carboxylic acid, and it can also undergo acylation reaction.
Use:
- 5-formylsalicylaldehyde is often used as a ligand or intermediate in organic synthesis, especially in the synthesis of metal complexes.
-It can also be used as fluorescent dyes, photosensitive materials and luminescent fluorescence and other fields.
-The compound also has certain biological activity and is studied for use in the fields of synthetic drugs and antioxidants.
Method:
The preparation method of-5-formylsalicylaldehyde usually involves the reduction reaction of ortho-ketobenzoic acid or ortho-ketophthalic acid. The reduction may be carried out using a reducing agent such as sodium sulfite or sodium hypochlorite.
Safety Information:
- 5-formylsalicylaldehyde is irritating and direct contact with skin and eyes should be avoided.
-Take appropriate precautions during handling, including gloves, safety glasses and protective clothing.
-During storage, it should be kept in a cool, dry and sealed container, away from fire and oxidizing agents.
-Follow relevant safety procedures during handling or disposal to avoid harmful gases and waste. If necessary, follow local regulations.
Last Update:2024-04-09 02:00:45