2-Hydroxy-6-methoxyquinoline-3-carbaldehyde
2-Hydroxy-6-methoxyquinoline-3-carbaldehyde (CAS: 123990-78-3; C11H9NO3) is a specialised heterocyclic organic compound with a molecular weight of 203.19 g/mol. As a valuable quinoline derivative, it serves as a key building block in complex chemical syntheses. Its structure, featuring both hydroxyl and aldehyde functional groups on a methoxyquinoline core, makes it suitable for diverse synthetic pathways in research and development.

Organic Synthesis Intermediate
This compound functions as a versatile intermediate in the synthesis of more complex organic molecules. Its reactive aldehyde group allows for various condensation and addition reactions.
Heterocyclic Chemistry Research
Utilised in academic and industrial research settings for the exploration of novel quinoline-based structures. Its unique functionalisation supports the development of new chemical entities.
Pharmaceutical Intermediate Development
Serves as a building block in the multi-step synthesis of potential pharmaceutical agents. The quinoline scaffold is present in numerous biologically active compounds.
| Molecular weight | 203.19 |
|---|---|
| Empirical formula | C11H9NO3 |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| Safety statements (S) | 26 |
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-6-methoxyquinoline-3-carbaldehyde used for?
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2-Hydroxy-6-methoxyquinoline-3-carbaldehyde is primarily used as an intermediate and building block in organic synthesis, particularly in the development of novel heterocyclic compounds and potential pharmaceutical agents.
What is the CAS number and chemical formula for 2-Hydroxy-6-methoxyquinoline-3-carbaldehyde?
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The CAS number is 123990-78-3, and the chemical formula is C11H9NO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound as a research or technical grade chemical. We do not represent it as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product specifications.
How should 2-Hydroxy-6-methoxyquinoline-3-carbaldehyde be handled safely?
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This compound is classified as harmful if swallowed and causes serious eye irritation (H302, H319). Handle with appropriate personal protective equipment, avoid contact with skin and eyes, and ensure good ventilation. In case of contact, follow precautionary statements (P305 + P351 + P338).
Does Tech Serve Solutions export this chemical?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, and we can arrange for the export of 2-Hydroxy-6-methoxyquinoline-3-carbaldehyde worldwide, adhering to all relevant shipping regulations.
How can I request a sample or quote for 2-Hydroxy-6-methoxyquinoline-3-carbaldehyde?
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To request a sample or a quotation, please visit the product page on our website and use the 'Request Sample' or 'Get Quote' functions, or contact our sales department directly via email or phone.
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