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Atomfair 7-Chloro-3-methylthieno(3,2-b)pyridine C8H6ClNS CAS 953045-91-5

7-Chloro-3-methylthieno(3,2-b)pyridine (CAS No. 953045-91-5) is a high-purity heterocyclic organic compound with the molecular formula C8H6ClNS . This specialized chemical features a thienopyridine core substituted with a chlorine atom at the 7-position and a methyl group at the 3-position, making it a valuable building block for pharmaceutical and materials science research. With a molecular weight of 183.66 g/mol, it is supplied as a crystalline solid with ≥95% purity (HPLC). Ideal for medicinal chemistry applications, this compound is particularly useful in the synthesis of bioactive molecules targeting neurological and oncological pathways. Proper storage at 2-8°C in a tightly sealed container under inert…

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Description

7-Chloro-3-methylthieno(3,2-b)pyridine (CAS No. 953045-91-5) is a high-purity heterocyclic organic compound with the molecular formula C8H6ClNS. This specialized chemical features a thienopyridine core substituted with a chlorine atom at the 7-position and a methyl group at the 3-position, making it a valuable building block for pharmaceutical and materials science research. With a molecular weight of 183.66 g/mol, it is supplied as a crystalline solid with ≥95% purity (HPLC). Ideal for medicinal chemistry applications, this compound is particularly useful in the synthesis of bioactive molecules targeting neurological and oncological pathways. Proper storage at 2-8°C in a tightly sealed container under inert atmosphere is recommended to ensure long-term stability.

Properties

  • CAS Number: 953045-91-5
  • Complexity: 153
  • IUPAC Name: 7-chloro-3-methyl-thieno[3,2-b]pyridine
  • InChI: InChI=1S/C8H6ClNS/c1-5-4-11-8-6(9)2-3-10-7(5)8/h2-4H,1H3
  • InChI Key: MXODMYMGCQSCRT-UHFFFAOYSA-N
  • Exact Mass: 182.9909481
  • Molecular Formula: C8H6ClNS
  • Molecular Weight: 183.66
  • SMILES: CC1=CSC2=C(C=CN=C12)Cl
  • Topological: 41.1
  • Monoisotopic Mass: 182.9909481
  • Synonyms: 7-CHLORO-3-METHYLTHIENO[3,2-B]PYRIDINE, 953045-91-5, DTXSID10725555, 7-Chloro-3-methylthieno(3,2-b)pyridine, DTXCID00676300, 816-029-4, MFCD17016056, 7-Chloro-3-methyl-thieno[3,2-b]pyridine, SCHEMBL1328750, MXODMYMGCQSCRT-UHFFFAOYSA-N, AKOS016011731, PB28684, 7-Chloro-3-methylthieno[3,2b]pyridine, AS-33694, SY097231, DB-359770, CS-0050044

Application

7-Chloro-3-methylthieno(3,2-b)pyridine serves as a key intermediate in the development of novel kinase inhibitors and GPCR modulators. Researchers utilize this heterocycle in fragment-based drug discovery for central nervous system disorders due to its privileged scaffold properties. The compound’s thienopyridine core demonstrates particular utility in designing PET radiotracers for neuroimaging studies.

Safety and Hazards

GHS Hazard Statements

  • H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
  • H312 (100%): Harmful in contact with skin [Warning Acute toxicity, dermal]
  • H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H332 (100%): Harmful if inhaled [Warning Acute toxicity, inhalation]
  • H335 (100%): 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, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

  • Acute Tox. 4 (100%)
  • Acute Tox. 4 (100%)
  • Skin Irrit. 2 (100%)
  • Eye Irrit. 2 (100%)
  • Acute Tox. 4 (100%)
  • STOT SE 3 (100%)

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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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