3-mercaptobenzoic acid - Names and Identifiers
3-mercaptobenzoic acid - Physico-chemical Properties
Molecular Formula | C7H6O2S
|
Molar Mass | 154.19 |
Density | 1.345±0.06 g/cm3(Predicted) |
Melting Point | 144-147 °C (lit.) |
Boling Point | 322.7±25.0 °C(Predicted) |
Flash Point | 149°C |
Solubility | soluble in Ether,Alcohol |
Vapor Presure | 0.000113mmHg at 25°C |
Appearance | Crystallization |
Color | White to Light yellow to Light orange |
pKa | 3.95±0.10(Predicted) |
Storage Condition | Sealed in dry,2-8°C |
Stability | Sensitive to Oxidation in Air |
MDL | MFCD00238636 |
3-mercaptobenzoic acid - Risk and Safety
Hazard Symbols | Xi - Irritant
|
Risk Codes | R37/38 - Irritating to respiratory system and skin.
R41 - Risk of serious damage to eyes
R36/37/38 - 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.
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
S36 - Wear suitable protective clothing.
|
UN IDs | 3261 |
WGK Germany | 3 |
HS Code | 29309090 |
Hazard Class | IRRITANT |
Packing Group | Ⅲ |
3-mercaptobenzoic acid - Introduction
3-mercaptobenzoic acid is an organic compound with the chemical formula C7H6O2S. The following is a description of its nature, use, formulation and safety information:
Nature:
- 3-mercaptobenzoic acid is a solid, generally yellow crystal.
-It has the aromatic smell of benzoic acid.
-At room temperature, its solubility is relatively low.
-It is soluble in alcohol and ammonia, but insoluble in water.
Use:
- 3-mercaptobenzoic acid is widely used in chemistry and research fields.
-It can be used as a reducing agent, catalyst and coordination reagent.
-It is also used in the field of dyes and optics, and is often used to prepare metal complexes and fluorescent dyes.
Preparation Method:
- 3-mercaptobenzoic acid can usually be synthesized by reducing p-nitrobenzoic acid.
-A common preparation method is to use hydrogen as a reducing agent to react under acidic conditions.
Safety Information:
- 3-mercaptobenzoic acid may be irritating and corrosive to humans.
-Avoid contact with skin and eyes during use and storage.
-Use appropriate protective equipment, such as gloves and goggles, during operation.
-In case of accidental contact or inhalation, wash the affected area immediately and seek medical help.
Generally speaking, 3-mercaptobenzoic acid is an organic compound widely used in chemistry and research, but safety measures should be paid attention to when using it.
Last Update:2024-04-10 22:29:15