3-ETHOXYBENZOIC ACID - Names and Identifiers
3-ETHOXYBENZOIC ACID - Physico-chemical Properties
Molecular Formula | C9H10O3
|
Molar Mass | 166.17 |
Density | 1.1708 (rough estimate) |
Melting Point | 136-140 °C (lit.) |
Boling Point | 254.38°C (rough estimate) |
Flash Point | 124.1°C |
Vapor Presure | 0.000354mmHg at 25°C |
BRN | 509159 |
pKa | 4.10±0.10(Predicted) |
Storage Condition | 2-8°C |
Refractive Index | 1.5260 (estimate) |
MDL | MFCD00016517 |
Physical and Chemical Properties | Light yellow liquid. |
3-ETHOXYBENZOIC ACID - 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 Class | IRRITANT |
3-ETHOXYBENZOIC ACID - Introduction
3-Ethoxybenzoic acid(3-Ethoxybenzoic acid) is an organic compound with the molecular formula C9H10O3. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: 3-Ethoxybenzoic acid is a solid, common white crystalline powder.
-Solubility: It is soluble in many organic solvents and can be slightly soluble in water.
-Melting point: Its melting point is about 118-119°C.
-Odor: It has an aromatic odor.
Use:
-Chemical synthesis: As an important starting material in organic synthesis, it is used to prepare other organic compounds, such as drugs, pesticides and dyes.
-Electronics industry: used as an alignment agent in liquid crystal displays to help control the direction and arrangement of liquid crystal molecules.
-Sunscreen: As an ingredient in sunscreen cosmetics, it can provide protection from ultraviolet rays.
Preparation Method:
3-Ethoxybenzoic acid can be obtained by acylation of p-methylphenol. First, 3-hydroxybenzoic acid is mixed with anhydrous acetic acid, and an acidic catalyst (such as sulfuric acid) is added, and then formyl chloride (acylating agent) is added. After the reaction, 3-Ethoxybenzoic acid is obtained.
Safety Information:
- 3-Ethoxybenzoic acid has limited specific toxicity and hazard data, but in general, it is a relatively safe compound. During use, be careful to avoid direct contact with skin and eyes, as well as inhalation of its dust or steam.
-When using, storing and handling, strictly follow the relevant safety procedures and laboratory guidelines.
-If you come into contact with this compound, rinse your skin immediately with water and seek medical help if necessary.
-When handling this compound, be in a well-ventilated environment and wear appropriate protective equipment such as gloves, goggles and protective clothing.
Please note that the use and handling of any chemicals requires caution and follow laboratory safety rules and operating guidelines.
Last Update:2024-04-09 21:01:54