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Atomfair 2,3-Dichlorobenzenethiol C6H4Cl2S CAS 17231-95-7

2,3-Dichlorobenzenethiol (CAS No. 17231-95-7) is a high-purity organosulfur compound with the molecular formula C6H4Cl2S , widely utilized in organic synthesis and pharmaceutical research. This aromatic thiol features two chlorine substituents at the 2- and 3-positions, enhancing its reactivity in nucleophilic substitution and metal-coupling reactions. Its precise molecular weight (179.07 g/mol) and low water solubility make it ideal for controlled reactions under anhydrous conditions. Packaged under inert gas to prevent oxidation, our ≥98% pure product is rigorously tested via GC/MS and NMR to ensure consistency for sensitive applications. Suitable for use as a building block in agrochemicals, ligands, and heterocyclic frameworks.

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Description

2,3-Dichlorobenzenethiol (CAS No. 17231-95-7) is a high-purity organosulfur compound with the molecular formula C6H4Cl2S, widely utilized in organic synthesis and pharmaceutical research. This aromatic thiol features two chlorine substituents at the 2- and 3-positions, enhancing its reactivity in nucleophilic substitution and metal-coupling reactions. Its precise molecular weight (179.07 g/mol) and low water solubility make it ideal for controlled reactions under anhydrous conditions. Packaged under inert gas to prevent oxidation, our ≥98% pure product is rigorously tested via GC/MS and NMR to ensure consistency for sensitive applications. Suitable for use as a building block in agrochemicals, ligands, and heterocyclic frameworks.

Properties

  • CAS Number: 17231-95-7
  • Complexity: 97.1
  • IUPAC Name: 2,3-dichlorobenzenethiol
  • InChI: InChI=1S/C6H4Cl2S/c7-4-2-1-3-5(9)6(4)8/h1-3,9H
  • InChI Key: QGRKONUHHGBHRB-UHFFFAOYSA-N
  • Exact Mass: 177.9410767
  • Molecular Formula: C6H4Cl2S
  • Molecular Weight: 179.07
  • SMILES: C1=CC(=C(C(=C1)Cl)Cl)S
  • Topological: 1
  • Monoisotopic Mass: 177.9410767
  • Synonyms: 2,3-Dichlorothiophenol, 17231-95-7, 2,3-Dichlorobenzenethiol, 43G4NGA9AN, QGRKONUHHGBHRB-UHFFFAOYSA-, DTXSID70169254, BENZENETHIOL, 2,3-DICHLORO-, DTXCID3091745, 605-631-0, inchi=1/c6h4cl2s/c7-4-2-1-3-5(9)6(4)8/h1-3,9h, qgrkonuhhgbhrb-uhfffaoysa-n, 2,3-dichlorobenzene-1-thiol, dichlorothiophenol, MFCD00041420, Benzenethiol, dichloro-, 2,3-dichloro thiophenol, 2,3-Dichiorothiophenol, 2,3-dichloro-thiophenol, 2,3-dichlorobenzene thiol, UNII-43G4NGA9AN, SCHEMBL191152, 2,3-Dichlorothiophenol, 97%, SCHEMBL1145560, SCHEMBL11244359, SCHEMBL18037093, SAA23195, SBB089507, AKOS005255847, PS-11925, SY024309, DB-043893, CS-0080797, D1903, ST50411422, EN300-83294

Application

2,3-Dichlorobenzenethiol serves as a versatile intermediate in the synthesis of sulfur-containing pharmaceuticals and ligands for transition-metal catalysis. It is employed in the preparation of fungicides and herbicides due to its bioactive aromatic structure. Researchers also use it to modify polymer matrices or as a precursor for conductive materials in electronics.

Safety and Hazards

GHS Hazard Statements

  • H302 (97.8%): Harmful if swallowed [Warning Acute toxicity, oral]
  • H315 (15.2%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H318 (84.8%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
  • H319 (15.2%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H335 (13%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

  • P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P305+P354+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

  • Acute Tox. 4 (97.8%)
  • Skin Irrit. 2 (15.2%)
  • Eye Dam. 1 (84.8%)
  • Eye Irrit. 2A (15.2%)
  • STOT SE 3 (13%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.

Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

Patent & Regulatory Compliance

Certain molecules may be protected by active patents or regulatory restrictions.

  • Buyers must independently verify patent status (e.g., via USPTO/EPO/CNIPA) and comply with local laws.
  • Atomfair LLC does not provide legal assurances regarding patent non-infringement or jurisdictional compliance.

Liability Release

By purchasing, the buyer agrees to:

  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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