4-Hydroxy-3,5-dimethylbenzaldehyde(CAS#2233-18-3)
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. S37/39 – Wear suitable gloves and eye/face protection |
WGK Germany | 3 |
TSCA | Yes |
HS Code | 29124990 |
Hazard Note | Irritant |
Introduction
3,5-Dimethyl-4-hydroxybenzaldehyde, also known as coumaral, is an organic compound. The following is an introduction to the properties, uses, preparation methods and safety information of this compound:- Properties:- Appearance: 3,5-dimethyl-4-hydroxybenzaldehyde is a white crystalline solid. – Solubility: It is soluble in ethanol, ether and chloroform, insoluble in water. – Smell: It has a sweet aroma. Usage:- Fragrance manufacturing: 3,5-dimethyl-4-hydroxybenzaldehyde is commonly used as one of the ingredients of fragrances. It has a strong aroma and is widely used in the preparation of floral, fruity and vanilla flavors. Preparation method: A common preparation method is prepared by the reaction of benzaldehyde and methanol. The specific steps are as follows: in the appropriate reactor, benzaldehyde and methanol are added. Under appropriate reaction conditions, such as heating and stirring, make the two react. The solid product is filtered and crystallized for purification. Finally, the 3,5-dimethyl-4-hydroxybenzaldehyde product was obtained. Safety Information:- 3,5-Dimethyl-4-hydroxybenzaldehyde should be kept away from fire and high temperatures. – Immediately after exposure to the compound, the skin should be rinsed with plenty of water. – Personal protective equipment such as protective gloves, goggles, and protective clothing should be worn when in use. – The compound should be stored in a cool, dry place away from direct sunlight. – The compound should be handled in accordance with the local safety operating procedures and in accordance with all relevant regulations and regulations.