o-hydroxybenzenothiol
2-Hydroxythiophenol
CAS: 1121-24-0
Molecular Formula: C6H6OS
o-hydroxybenzenothiol - Names and Identifiers
| Name | 2-Hydroxythiophenol |
| Synonyms | Mercaptophenol 2-Mercaptophenol 2-sulfanylphenol 2-Hydroxythiophenol o-hydroxybenzenothiol 2-MERCAPTOPHENOL FOR SYNTHESIS 2-Mercaptophenol, 2-Hydroxythiophenol 2-Hydroxythiophenol, (2-Mercaptophenol) |
| CAS | 1121-24-0 |
| EINECS | 214-326-8 |
| InChI | InChI=1/C6H6OS/c7-5-3-1-2-4-6(5)8/h1-4,7-8H |
o-hydroxybenzenothiol - Physico-chemical Properties
| Molecular Formula | C6H6OS |
| Molar Mass | 126.18 |
| Density | 1.255 g/mL at 25 °C(lit.) |
| Melting Point | 20 °C |
| Boling Point | 40 °C |
| Flash Point | 97°C |
| Solubility | Chloroform (Sparingly), DMSO, Methanol (Slightly) |
| Vapor Presure | 0.0636mmHg at 25°C |
| Appearance | Liquid |
| Specific Gravity | 1.220 |
| Color | Clear pale green to yellow |
| BRN | 1280884 |
| pKa | 6.80±0.43(Predicted) |
| Storage Condition | Inert atmosphere,Room Temperature |
| Stability | Unstable in Solution, Air Sensitive |
| Sensitive | Air Sensitive |
| Refractive Index | 1.606 |
o-hydroxybenzenothiol - Risk and Safety
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R34 - Causes burns R25 - Toxic if swallowed R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. |
| Safety Description | S23 - Do not breathe vapour. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S7/9 - |
| UN IDs | 2810 |
| WGK Germany | 3 |
| RTECS | SL7375000 |
| HS Code | 29309090 |
| Hazard Note | Harmful/Irritant |
| Hazard Class | 6.1 |
| Packing Group | II |
o-hydroxybenzenothiol - Introduction
2-Hydroxythiophenol, also known as 2-hydroxythiophenol, is an organic compound. The following is a description of its nature, use, preparation and safety information:
Nature:
The chemical formula of 2-hydroxythiophenol is C6H6OS, which is a colorless to slightly yellow solid. It has a melting point of 37-40 degrees Celsius and a boiling point of 293 degrees Celsius. 2-Hydroxythiophenol is soluble in ether and alcohol solvents and slightly soluble in water. It has the properties of phenols and thiols and can be oxidized by oxidants.
Use:
2-hydroxythiophenol is commonly used as raw materials and intermediates in organic synthesis. It is widely used in dye, medicine and rubber industry. In some catalytic reactions, 2-hydroxythiophenol can also be used as a catalyst.
Preparation Method:
A common method for preparing 2-hydroxythiophenol is obtained by reacting p-methylthiophenol with alkaline hydrogen peroxide. Specifically, thiophenol reacts with hydrogen peroxide under alkaline conditions to produce 2-hydroxythiophenol.
Safety Information:
When using or handling 2-hydroxythiophenol, you need to pay attention to the following safety precautions:
1. 2-Hydroxythiophenol is irritating. When it comes into contact with skin, eyes or respiratory tract, rinse with plenty of water immediately and seek medical help.
2. avoid inhalation of 2-hydroxy thiophenol dust or steam, should be in a well-ventilated place of operation.
3. 2-Hydroxythiophenol is corrosive and should be kept away from fire and flammable materials.
4. During storage and use, care should be taken to avoid contact with strong acids, strong oxidants and combustibles to avoid dangerous reactions.
Please read the relevant safety manuals and chemical labels carefully before using 2-hydroxythiophenol to ensure safe use.
Nature:
The chemical formula of 2-hydroxythiophenol is C6H6OS, which is a colorless to slightly yellow solid. It has a melting point of 37-40 degrees Celsius and a boiling point of 293 degrees Celsius. 2-Hydroxythiophenol is soluble in ether and alcohol solvents and slightly soluble in water. It has the properties of phenols and thiols and can be oxidized by oxidants.
Use:
2-hydroxythiophenol is commonly used as raw materials and intermediates in organic synthesis. It is widely used in dye, medicine and rubber industry. In some catalytic reactions, 2-hydroxythiophenol can also be used as a catalyst.
Preparation Method:
A common method for preparing 2-hydroxythiophenol is obtained by reacting p-methylthiophenol with alkaline hydrogen peroxide. Specifically, thiophenol reacts with hydrogen peroxide under alkaline conditions to produce 2-hydroxythiophenol.
Safety Information:
When using or handling 2-hydroxythiophenol, you need to pay attention to the following safety precautions:
1. 2-Hydroxythiophenol is irritating. When it comes into contact with skin, eyes or respiratory tract, rinse with plenty of water immediately and seek medical help.
2. avoid inhalation of 2-hydroxy thiophenol dust or steam, should be in a well-ventilated place of operation.
3. 2-Hydroxythiophenol is corrosive and should be kept away from fire and flammable materials.
4. During storage and use, care should be taken to avoid contact with strong acids, strong oxidants and combustibles to avoid dangerous reactions.
Please read the relevant safety manuals and chemical labels carefully before using 2-hydroxythiophenol to ensure safe use.
Last Update：2024-04-09 19:05:44
