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Benzotriazole 1,2,3-benzotriazole BOD 100g
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Description
Benzothiazole
Other Names: 1,3-Benzothiazole
CAS Number: 95-16-9
Sum Formula: C₇H₅NS
Molar Mass: 135.13 g/mol
Appearance: Colorless to pale yellow liquid or crystalline solid
Benzothiazole is an aromatic heterocyclic compound consisting of a fused benzene and thiazole ring. It is widely used as a chemical intermediate in organic synthesis, especially for the production of dyes, rubber chemicals, and pharmaceuticals. Benzothiazole derivatives are also important in material sciences and sensor technologies.
Chemical and Physical Properties
Density: 1.238 g/cm³ (at 20°C)
Melting Point: ~−30°C
Boiling Point: 227–228°C
Solubility in Water: Slightly soluble
Solubility in Other Solvents: Miscible with ethanol, ether, benzene, and other organic solvents
Odor: Mild aromatic odor
Applications
Organic Synthesis: Used as a building block for dyes, optical brighteners, vulcanization accelerators, and bioactive molecules.
Rubber Industry: Precursor for the manufacture of rubber processing chemicals.
Material Science: Studied for incorporation into conductive polymers and functionalized surfaces.
Analytical Chemistry: Employed as a ligand and complexing agent in various detection methods.
Chemical Research: Used in the design of fluorescent probes, corrosion inhibitors, and agrochemical agents.
Safety
Signal Word: Warning
H301+H311 (10.2%): Toxic if swallowed or in contact with skin [Danger Acute toxicity, oral; acute toxicity, dermal]
H301 (88.2%): Toxic if swallowed [Danger Acute toxicity, oral]
H302 (11.8%): Harmful if swallowed [Warning Acute toxicity, oral]
H311 (88.3%): Toxic in contact with skin [Danger Acute toxicity, dermal]
H319 (88.3%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
H332 (88.2%): Harmful if inhaled [Warning Acute toxicity, inhalation]
P261, P262, P264, P264+P265, P270, P271, P280, P301+P316, P301+P317, P302+P352, P304+P340, P305+P351+P338, P316, P317, P321, P330, P337+P317, P361+P364, P405, and P501
Handling and Storage
Storage Conditions: Store in a tightly sealed container in a cool, dry, and well-ventilated area away from strong oxidizing agents.
Handling Precautions: Avoid inhalation of vapors and direct contact with skin or eyes. Use appropriate PPE and standard laboratory safety practices.