1,3-Benzothiazole-6-sulphonyl chloride - Names and Identifiers
1,3-Benzothiazole-6-sulphonyl chloride - Physico-chemical Properties
Molecular Formula | C7H4ClNO2S2
|
Molar Mass | 233.7 |
Density | 1.635±0.06 g/cm3(Predicted) |
Melting Point | 110-115°C |
Boling Point | 377.0±15.0 °C(Predicted) |
Flash Point | 181.8°C |
Vapor Presure | 1.51E-05mmHg at 25°C |
Appearance | off-white to yellow solid |
pKa | -2.25±0.10(Predicted) |
Storage Condition | Inert atmosphere,2-8°C |
Refractive Index | 1.678 |
1,3-Benzothiazole-6-sulphonyl chloride - Risk and Safety
Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed.
R29 - Contact with water liberates toxic gas
R34 - Causes burns
R36 - Irritating to the eyes
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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.
S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
|
UN IDs | UN1759 |
Hazard Note | Irritant |
1,3-Benzothiazole-6-sulphonyl chloride - Introduction
chloride is an organic compound with the chemical formula C7H3ClN2O2S. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
1. chloride is a colorless to pale yellow solid. It has a strong chlorinating agent properties, and can react with water to produce sulfuric acid and toxic hydrogen chloride gas. It is often used as a sulfonylating agent in organic compounds.
Use:
1, chloride has a wide range of applications in organic synthesis. It can be used as an acylating reagent for the introduction of a sulfonyl chloride functional group. In addition, it can also be used to prepare intermediates in various chemicals and pesticides. The compound has strong electrophilicity, which makes it have diversified reaction properties in organic synthesis.
Method:
1. The preparation of chloride is usually obtained by reacting 1,3-benzothiazole -6-sulfonic acid with thionyl chloride or phosphorus chloride. The reaction needs to be carried out under appropriate temperature and reaction conditions. After obtaining the target product, the product can be purified by solvent distillation or crystallization purification.
Safety Information:
1. chloride is an organic chlorine compound and has strong chlorinating agent properties. Therefore, the following safety precautions should be paid attention to during operation and storage:
1. The compound is irritating and corrosive, and can cause irritation and damage when in contact with skin and eyes. Appropriate personal protective measures should be taken, such as wearing gloves, goggles and protective clothing.
2. Avoid contact with combustibles and reducing agents to prevent violent reactions and fires.
3. Operate in a well-ventilated place to avoid inhaling its vapor or generating irritating gases.
4. Do not discharge the compound into the environment to avoid pollution to the environment.
It is important that when using 1, chloride, you must operate carefully and follow the corresponding safety operating procedures to ensure the safety of the human body and the environment.
Last Update:2024-04-10 22:29:15