21734-85-0 - Names and Identifiers
Name | 5-CHLORO-3-METHYL-1,2,4-THIADIAZOLE
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Synonyms | 5-chloro-3-methyl-1,2,4-thiazole 5-Chlor-3-methyl-[1,2,4]thiadiazol 5-CHLORO-3-METHYL-1,2,4-THIADIAZOLE 1,2,4-Thiadiazole, 5-chloro-3-methyl-
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CAS | 21734-85-0
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21734-85-0 - Physico-chemical Properties
Molecular Formula | C3H3ClN2S
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Molar Mass | 134.59 |
Density | 1.355 g/cm3 |
Boling Point | 51 °C(Press: 21 Torr) |
pKa | 0.36±0.10(Predicted) |
Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
21734-85-0 - Risk and Safety
Hazard Symbols | Xi - Irritant
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Risk Codes | 41 - Risk of serious damage to eyes
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Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S39 - Wear eye / face protection.
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21734-85-0 - Introduction
5-CHLORO-3-METHYL-1,2,4-THIADIAZOLE is an organic compound with the formula C4H4ClN3S. The following is a description of its nature, use, formulation and safety information:
Nature:
-Appearance: 5-CHLORO-3-METHYL-1,2,4-THIADIAZOLE is a colorless to pale yellow crystalline solid.
-Solubility: Soluble in common organic solvents (such as alcohols, ethers and ketones), insoluble in water.
-Melting point: about 75-77 degrees Celsius.
Use:
-Pesticides: 5-CHLORO-3-METHYL-1,2,4-THIADIAZOLE can be used as an intermediate for pesticides. It can be used to synthesize many insecticides and herbicides containing thiazole ring structure, such as paraquat and clothianidin.
-Medicine: It can also be used to prepare some biologically active compounds, such as antibacterial agents and anti-cancer drugs.
Preparation Method:
5-CHLORO-3-METHYL-1,2,4-THIADIAZOLE can be prepared by a synthetic reaction of a thiazole ring. A commonly used method is to react thiazole with methyl chloride and heat it with alkali catalysis to obtain the target product.
Safety Information:
- 5-CHLORO-3-METHYL-1,2,4-THIADIAZOLE may be toxic to the human body, so it is necessary to take appropriate protective measures when using or handling it, such as wearing gloves, wearing protective clothing, and ensuring that it is in a well-ventilated place.
-In case of contact with skin or eyes, rinse immediately with plenty of water for at least 15 minutes and seek medical help.
-During storage and handling, avoid contact with strong oxidants and high temperatures or fire sources to prevent fire or explosion.
Last Update:2024-04-09 20:49:11