2-Hydroxyquinoline-3-carbaldehyde
2-Hydroxyquinoline-3-carbaldehyde (CAS: 91301-03-0), with the molecular formula C10H7NO2 and a molecular weight of 173.17, is a specialised heterocyclic building block. It is primarily utilised in organic synthesis and chemical research. This compound serves as a valuable intermediate for constructing more complex molecular architectures, particularly those containing the quinoline scaffold, which is prevalent in medicinal chemistry and materials science. Its reactivity makes it a key component in various synthetic pathways.

Organic Synthesis Intermediate
2-Hydroxyquinoline-3-carbaldehyde is a versatile building block used in the synthesis of novel organic compounds. It facilitates the introduction of the quinoline moiety into larger molecules, which is important for drug discovery and material science applications.
Heterocyclic Chemistry Research
This compound is frequently employed in academic and industrial research focused on heterocyclic chemistry. Its structure allows for diverse derivatisation, enabling the exploration of new chemical entities with potential biological activities.
Medicinal Chemistry Scaffold
The quinoline core present in 2-Hydroxyquinoline-3-carbaldehyde is a recognised pharmacophore. Researchers utilise this intermediate to develop potential pharmaceutical agents by modifying its structure to achieve desired biological targets.
| Molecular weight | 173.17 |
|---|---|
| Empirical formula | C10H7NO2 |

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-Hydroxyquinoline-3-carbaldehyde used for?
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2-Hydroxyquinoline-3-carbaldehyde is used as a building block in organic synthesis, particularly for constructing molecules containing the quinoline scaffold, and in heterocyclic chemistry research.
What are the CAS number and molecular formula?
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The CAS number for 2-Hydroxyquinoline-3-carbaldehyde is 91301-03-0, and its molecular formula is C10H7NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Hydroxyquinoline-3-carbaldehyde with a purity of at least 97%. This product is intended for research and development purposes and is not supplied as USP, BP, EP, or any other pharmacopoeia grade.
How should 2-Hydroxyquinoline-3-carbaldehyde be handled?
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2-Hydroxyquinoline-3-carbaldehyde is classified as harmful if swallowed and causes serious eye irritation. Handle with appropriate personal protective equipment (gloves, eye protection) in a well-ventilated area. In case of eye contact, rinse cautiously with water for several minutes and seek medical advice if irritation persists.
Is 2-Hydroxyquinoline-3-carbaldehyde a controlled substance?
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Based on the provided data, 2-Hydroxyquinoline-3-carbaldehyde is not listed as a controlled substance. However, customers should always verify local regulations.
How is 2-Hydroxyquinoline-3-carbaldehyde packed and exported?
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2-Hydroxyquinoline-3-carbaldehyde is carefully packaged to ensure stability during transit and is available for export worldwide by Tech Serve Solutions, adhering to all relevant shipping regulations.
How can I request a sample or quote for 2-Hydroxyquinoline-3-carbaldehyde?
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To request a sample or obtain a quote for 2-Hydroxyquinoline-3-carbaldehyde, please contact our sales team via email or through the enquiry form on our website, providing your required quantity and shipping details.
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