2-Chloro-6-methoxy-3-quinolinecarboxaldehyde
2-Chloro-6-methoxy-3-quinolinecarboxaldehyde (CAS 73568-29-3) is a halogenated heterocyclic aldehyde with a molecular weight of 221.64 g/mol. This compound serves as a valuable building block in organic synthesis. Its structure, featuring a quinoline core with chloro and methoxy substituents, alongside an aldehyde functional group, makes it suitable for constructing more complex molecular architectures in research and development settings. It is primarily utilised in chemical synthesis.

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of diverse organic molecules. The aldehyde functionality allows for various condensation and addition reactions, while the quinoline core provides a scaffold for further functionalisation.
Heterocyclic Chemistry
Serves as a building block for the construction of novel heterocyclic compounds, particularly those based on the quinoline framework. Its chloro and methoxy groups offer sites for nucleophilic substitution or modification.
Pharmaceutical Research
A reagent for exploring potential new drug candidates in medicinal chemistry. Its structural features may be incorporated into molecules designed to interact with biological targets.
| Molecular weight | 221.64 |
|---|---|
| Empirical formula | C11H8ClNO2 |
| Assay | 99% |
| Melting point | 149-151 °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) | 26-36 |
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 2-Chloro-6-methoxy-3-quinolinecarboxaldehyde used for?
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2-Chloro-6-methoxy-3-quinolinecarboxaldehyde (CAS 73568-29-3) is primarily used as a building block in organic synthesis and for the construction of heterocyclic compounds in research and development.
What is the CAS number and chemical formula?
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The CAS number is 73568-29-3, and the empirical formula is C11H8ClNO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of 99%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 2-Chloro-6-methoxy-3-quinolinecarboxaldehyde be handled?
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This compound is a Warning substance and may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment including eyeshields, gloves, and a dust mask (N95). Ensure good ventilation.
How is this chemical packed, shipped, and exported?
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This chemical is available in laboratory quantities and is carefully packed according to international shipping regulations for export worldwide by Tech Serve Solutions.
How can I request a sample or a quote for this product?
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To request a sample or obtain a quotation, please contact the Tech Serve Solutions sales team via our website or listed contact details.
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