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Atomfair 2(3H)-Benzothiazolone, 5-chloro- C7H4ClNOS

Description 5-Chloro-3H-1,3-benzothiazol-2-one (CAS No. 20600-44-6) is a high-purity heterocyclic organic compound with the molecular formula C7H4ClNOS . This benzothiazolone derivative features a chloro-substituted aromatic ring fused to a thiazole-2-one moiety, making it a valuable intermediate in pharmaceutical and agrochemical synthesis. With a molecular weight of 185.63 g/mol, this off-white to pale yellow crystalline powder exhibits excellent stability under standard laboratory conditions. Its unique structure enables versatile reactivity, particularly in the formation of biologically active molecules. Packaged under inert gas to ensure longevity, our ??98% pure product is rigorously tested via HPLC, NMR, and mass spectrometry to meet the stringent requirements…

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Description

Description

5-Chloro-3H-1,3-benzothiazol-2-one (CAS No. 20600-44-6) is a high-purity heterocyclic organic compound with the molecular formula C7H4ClNOS. This benzothiazolone derivative features a chloro-substituted aromatic ring fused to a thiazole-2-one moiety, making it a valuable intermediate in pharmaceutical and agrochemical synthesis. With a molecular weight of 185.63 g/mol, this off-white to pale yellow crystalline powder exhibits excellent stability under standard laboratory conditions. Its unique structure enables versatile reactivity, particularly in the formation of biologically active molecules. Packaged under inert gas to ensure longevity, our ??98% pure product is rigorously tested via HPLC, NMR, and mass spectrometry to meet the stringent requirements of research and industrial applications. Available in quantities from grams to multi-kilogram scale, it is supplied with comprehensive analytical documentation including COA, MSDS, and spectral data.

  • CAS No: 20600-44-6
  • Molecular Formula: C7H4ClNOS
  • Molecular Weight: 185.63
  • Exact Mass: 184.9702126
  • Monoisotopic Mass: 184.9702126
  • IUPAC Name: 5-chloro-3H-1,3-benzothiazol-2-one
  • SMILES: C1=CC2=C(C=C1Cl)NC(=O)S2
  • Synonyms: 2(3H)-Benzothiazolone, 5-chloro-, 5-Chloro-2(3H)-benzothiazolone, 5-Chloro-2-benzothiazolinone, 20600-44-6, 5-chlorobenzo[d]thiazol-2(3H)-one

Application

5-Chloro-3H-1,3-benzothiazol-2-one serves as a key building block in medicinal chemistry for developing antimicrobial and antitumor agents. Researchers utilize its reactive 2-one position for constructing fused heterocycles in drug discovery programs. The chloro substituent enables further functionalization via cross-coupling reactions, making it valuable for creating diversified compound libraries. In material science, it acts as a precursor for photoactive polymers and organic electronic materials.

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