8-Chloro-2-hydroxyquinoline
8-Chloro-2-hydroxyquinoline (CAS 23981-25-1) is a halogenated heterocyclic compound with the molecular formula C9H6ClNO and a molecular weight of 179.60 g/mol. This chemical serves as a valuable building block in organic synthesis, particularly for the construction of more complex molecules within the quinoline family. Its structure lends itself to various chemical transformations, making it a useful intermediate in research and development settings.

Organic Synthesis Intermediate
8-Chloro-2-hydroxyquinoline is employed as a key intermediate in multi-step organic syntheses. Its reactive sites allow for further functionalization and incorporation into diverse molecular scaffolds.
Heterocyclic Chemistry Research
This compound is utilised in academic and industrial research focused on the synthesis and study of quinoline derivatives. It contributes to the exploration of novel chemical entities with potential applications.
Material Science Precursor
The unique structural features of 8-Chloro-2-hydroxyquinoline may make it a suitable precursor for developing novel materials with specific electronic or optical properties, though this is an area of ongoing research.
| Molecular weight | 179.60 |
|---|---|
| Empirical formula | C9H6ClNO |
| Assay | 97% |
| Melting point | 209-212 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 8-Chloro-2-hydroxyquinoline used for?
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8-Chloro-2-hydroxyquinoline is primarily used as a building block and intermediate in organic synthesis and heterocyclic chemistry research.
What is the CAS number and formula for 8-Chloro-2-hydroxyquinoline?
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The CAS number for 8-Chloro-2-hydroxyquinoline is 23981-25-1, and its empirical formula is C9H6ClNO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 8-Chloro-2-hydroxyquinoline with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 8-Chloro-2-hydroxyquinoline be handled safely?
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Handle 8-Chloro-2-hydroxyquinoline with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves, in a well-ventilated area, as it can cause skin irritation, eye irritation, and respiratory irritation (H315-H319-H335).
Does TSS export 8-Chloro-2-hydroxyquinoline?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 8-Chloro-2-hydroxyquinoline.
How can I request a sample or quote for 8-Chloro-2-hydroxyquinoline?
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To request a sample or quote for 8-Chloro-2-hydroxyquinoline, please contact our sales team through the website or by phone.
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