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CAS 17249-82-0

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2-Chloro-5-methylthiophene

Description:
2-Chloro-5-methylthiophene is a heterocyclic organic compound characterized by a five-membered aromatic ring containing both sulfur and chlorine substituents. The structure features a thiophene ring, which is a sulfur-containing analog of benzene, with a chlorine atom at the second position and a methylthio group at the fifth position. This compound is typically a colorless to pale yellow liquid with a distinctive odor. It is soluble in organic solvents and exhibits moderate stability under standard conditions. 2-Chloro-5-methylthiophene is of interest in various chemical applications, including as an intermediate in the synthesis of pharmaceuticals and agrochemicals. Its reactivity is influenced by the presence of the chlorine atom, which can participate in nucleophilic substitution reactions, while the methylthio group can enhance its electrophilic properties. Safety precautions should be taken when handling this compound, as it may pose health risks through inhalation or skin contact. Overall, its unique structure and properties make it a valuable compound in organic synthesis and materials science.
Formula:C5H5ClS
InChI:InChI=1/C5H5ClS/c1-4-2-3-5(6)7-4/h2-3H,1H3
SMILES:Cc1ccc(Cl)s1
Synonyms:
  • Thiophene, 2-chloro-5-methyl-
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