4-Quinolinol
4-Quinolinol (CAS: 611-36-9, C9H7NO) is a heterocyclic organic compound with a molecular weight of 145.16 g/mol. It functions as a key building block in chemical synthesis. This compound is frequently utilised in the preparation of more complex molecules within the pharmaceutical and chemical research sectors. Tech Serve Solutions provides 4-Quinolinol for laboratory and industrial applications.
- IUPAC
- 4-Hydroxyquinoline

Chemical Synthesis Intermediate
Serves as a crucial intermediate in the synthesis of diverse organic molecules, particularly those containing the quinoline scaffold. It is valuable in constructing complex chemical structures for research and development purposes.
Pharmaceutical Research
Utilised in the exploration of novel pharmaceutical agents. Its structural motif is found in various bioactive compounds, making it a relevant precursor for drug discovery programs.
Heterocyclic Chemistry
A fundamental building block within heterocyclic chemistry, enabling the creation of substituted quinolines and related fused ring systems. Its reactivity allows for diverse functionalization.
| Molecular weight | 145.16 |
|---|---|
| Empirical formula | C9H7NO |
| Assay | ≥97.0% (NT) |
| Melting point | 200-202 °C(lit.)200-204 °C |

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 4-Quinolinol used for?
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4-Quinolinol is primarily used as a building block and intermediate in chemical synthesis, particularly within pharmaceutical research and heterocyclic chemistry.
What is the CAS number and chemical formula for 4-Quinolinol?
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The CAS number for 4-Quinolinol is 611-36-9, and its chemical formula is C9H7NO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Quinolinol with an assay of ≥97.0%. TSS does not represent this product as USP, BP, or EP grade; it is intended for research and laboratory use.
How should 4-Quinolinol be handled safely?
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4-Quinolinol is a warning irritant (H315-H319-H335). Handle with appropriate personal protective equipment including a dust mask (N95), eyeshields, and gloves in a well-ventilated area.
How is 4-Quinolinol packed, shipped, and exported?
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4-Quinolinol is carefully packaged to ensure integrity during transit. Tech Serve Solutions is experienced in exporting fine chemicals globally.
How can I request a sample or quote for 4-Quinolinol?
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To request a sample or a quote for 4-Quinolinol, please contact our sales department through the website or by phone.
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