3-Quinolinecarboxaldehyde
3-Quinolinecarboxaldehyde (CAS: 13669-42-6) is an organic compound with the molecular formula C10H7NO and a molecular weight of 157.17 g/mol. This heterocyclic aldehyde serves as a valuable building block in organic synthesis. It is primarily utilised for its reactivity in chemical synthesis, contributing to the formation of more complex molecular structures. Tech Serve Solutions provides this chemical with a standard assay of 98%.

Organic Synthesis Intermediate
3-Quinolinecarboxaldehyde is employed as a key intermediate in the synthesis of diverse organic molecules. Its aldehyde functionality allows for various addition and condensation reactions, facilitating the construction of complex heterocyclic systems.
1,4-Addition Reactions
This compound has been documented for its use in 1,4-addition reactions. These reactions are crucial in organic chemistry for forming carbon-carbon bonds and building molecular complexity.
Heterocyclic Chemistry
As a quinoline derivative, 3-Quinolinecarboxaldehyde is a useful building block in heterocyclic chemistry. It enables the introduction of the quinoline scaffold into larger molecules, relevant for pharmaceutical and material science research.
| Molecular weight | 157.17 |
|---|---|
| Empirical formula | C10H7NO |
| Assay | 98% |
| Application | 3-Quinolinecarboxaldehyde was used in the synthesis of 1,4-addition products1. |
| Melting point | 68-71 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 37/38 |
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 3-Quinolinecarboxaldehyde used for?
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3-Quinolinecarboxaldehyde is primarily used as a building block and intermediate in organic synthesis, particularly in reactions such as 1,4-addition and in the construction of heterocyclic compounds.
What are the CAS number and formula for 3-Quinolinecarboxaldehyde?
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The CAS number for 3-Quinolinecarboxaldehyde is 13669-42-6, and its molecular formula is C10H7NO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Quinolinecarboxaldehyde with an assay of 98%. This product is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should 3-Quinolinecarboxaldehyde be handled?
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When handling 3-Quinolinecarboxaldehyde, it is advisable to avoid breathing dust and to use appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Ensure adequate ventilation.
Is 3-Quinolinecarboxaldehyde a controlled substance?
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Based on the provided data, 3-Quinolinecarboxaldehyde is not indicated as a controlled substance. Standard handling procedures for chemicals with the GHS07/Warning classification apply.
How is 3-Quinolinecarboxaldehyde packed and shipped?
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3-Quinolinecarboxaldehyde is carefully packed to ensure stability during transit and is exported globally by Tech Serve Solutions in compliance with international shipping regulations for chemicals.
How can I request a quote or sample for 3-Quinolinecarboxaldehyde?
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To request a quote or a sample of 3-Quinolinecarboxaldehyde, please contact the Tech Serve Solutions sales team through our website or by phone, referencing the product CAS number 13669-42-6.
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