2-Hydroxy-4-methylquinoline
2-Hydroxy-4-methylquinoline (CAS 607-66-9), with the molecular formula C10H9NO and a molecular weight of 159.18 g/mol, is a heterocyclic organic compound. This quinoline derivative serves as a valuable building block in chemical synthesis, particularly within the realm of heterocyclic chemistry. Its structure lends itself to further functionalisation, making it a useful intermediate in the development of more complex molecules for research and industrial applications.
- IUPAC
- 4-Methyl-2-quinolinol,4-Methylcarbostyril
- Synonyms
- 4-Methyl-2-quinolinol4-Methylcarbostyril

Chemical Synthesis Intermediate
2-Hydroxy-4-methylquinoline is employed as a key intermediate in organic synthesis. Its reactive sites allow for versatile chemical transformations, enabling the construction of diverse molecular architectures.
Heterocyclic Compound Research
As a quinoline derivative, this compound is utilized in research focused on heterocyclic chemistry. It can be a starting material for novel drug discovery or material science investigations.
Building Block for Complex Molecules
Its defined structure makes 2-Hydroxy-4-methylquinoline a useful building block for creating more elaborate organic molecules. This is relevant for both academic research and industrial process development.
| Molecular weight | 159.18 |
|---|---|
| Empirical formula | C10H9NO |
| Assay | 97% |
| Melting point | 221-223 °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) | 26-37/39 |
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 2-Hydroxy-4-methylquinoline used for?
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2-Hydroxy-4-methylquinoline is primarily used as a building block and intermediate in chemical synthesis, especially within heterocyclic chemistry research and the development of complex organic molecules.
What is the CAS number and formula for 2-Hydroxy-4-methylquinoline?
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The CAS number for 2-Hydroxy-4-methylquinoline is 607-66-9, and its molecular formula is C10H9NO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Hydroxy-4-methylquinoline with an assay of 97%. We do not represent this product as USP, BP, EP, or any pharmacopoeial grade unless explicitly stated.
What are the safety and handling requirements for 2-Hydroxy-4-methylquinoline?
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2-Hydroxy-4-methylquinoline is a Warning substance, classified with hazards H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Handle in a well-ventilated area.
How is 2-Hydroxy-4-methylquinoline packed and exported?
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Tech Serve Solutions packs and exports chemicals according to international shipping regulations to ensure safe transit. Specific packaging details will be provided with your order confirmation.
How can I request a quote or sample for 2-Hydroxy-4-methylquinoline?
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To request a quote or sample for 2-Hydroxy-4-methylquinoline, please use the contact form on our website or reach out to our sales team directly with your inquiry.
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