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Atomfair Isoquinoline, 1-chloro- C9H6ClN CAS 19493-44-8

1-Chloroisoquinoline (CAS No. 19493-44-8) is a high-purity heterocyclic organic compound with the molecular formula C9H6ClN . This versatile chemical building block is widely used in pharmaceutical research, agrochemical development, and materials science. The compound features a chlorinated isoquinoline backbone, offering unique reactivity for nucleophilic substitution and metal-catalyzed coupling reactions. Our product is rigorously tested to ensure ≥98% purity (HPLC) and is supplied as a crystalline solid with excellent shelf stability. Ideal for use as a precursor in the synthesis of biologically active molecules, 1-chloroisoquinoline is packaged under inert atmosphere to guarantee optimal quality. Available in research quantities from 100mg to…

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Description

1-Chloroisoquinoline (CAS No. 19493-44-8) is a high-purity heterocyclic organic compound with the molecular formula C9H6ClN. This versatile chemical building block is widely used in pharmaceutical research, agrochemical development, and materials science. The compound features a chlorinated isoquinoline backbone, offering unique reactivity for nucleophilic substitution and metal-catalyzed coupling reactions. Our product is rigorously tested to ensure ≥98% purity (HPLC) and is supplied as a crystalline solid with excellent shelf stability. Ideal for use as a precursor in the synthesis of biologically active molecules, 1-chloroisoquinoline is packaged under inert atmosphere to guarantee optimal quality. Available in research quantities from 100mg to bulk scale, with custom packaging options upon request.

Properties

  • CAS Number: 19493-44-8
  • Complexity: 138
  • IUPAC Name: 1-chloroisoquinoline
  • InChI: InChI=1S/C9H6ClN/c10-9-8-4-2-1-3-7(8)5-6-11-9/h1-6H
  • InChI Key: MSQCQINLJMEVNJ-UHFFFAOYSA-N
  • Exact Mass: 163.0188769
  • Molecular Formula: C9H6ClN
  • Molecular Weight: 163.60
  • SMILES: C1=CC=C2C(=C1)C=CN=C2Cl
  • Topological: 12.9
  • Monoisotopic Mass: 163.0188769
  • Synonyms: 1-chloroisoquinoline, Isoquinoline, 1-chloro-, DTXSID60173143, NSC 170839, DTXCID9095634, 628-561-2, inchi=1/c9h6cln/c10-9-8-4-2-1-3-7(8)5-6-11-9/h1-6, 19493-44-8, 1-Chloro-isoquinoline, 1-Chloroisoquinone, chloroisoquinoline, MFCD00024134, 1-chloro isoquinoline, Isoquinoline, chloro-, 1-chlorisochinolin, NSC170839, 1-Chloroisoquinoline, 95%, SCHEMBL144590, SCHEMBL939304, SCHEMBL5656885, SCHEMBL6450446, SCHEMBL15515508, ALBB-023931, BCP08062, BBL104227, SBB059626, STL558241, AKOS003399220, AB01423, CS-W002145, FS-2246, NSC-170839, AC-23203, BP-10100, SY008071, DB-019131, C2097, ST45022775, EN300-101914, AC-907/25004869, F8885-1665

Application

1-Chloroisoquinoline serves as a key intermediate in the synthesis of pharmaceutical compounds, particularly those targeting neurological disorders. Researchers utilize this compound in palladium-catalyzed cross-coupling reactions to create novel isoquinoline derivatives. In material science, it functions as a precursor for organic semiconductors and luminescent materials. The chlorinated position offers excellent reactivity for further functionalization in medicinal chemistry applications.

Safety and Hazards

GHS Hazard Statements

  • H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H335 (97.9%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

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

Hazard Classes and Categories

  • Skin Irrit. 2 (100%)
  • Eye Irrit. 2 (100%)
  • STOT SE 3 (97.9%)

If you are interested or have any questions, please contact us at support@atomfair.com

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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