2,5-Dichloro-8-methylquinoline-3-carboxaldehyde
2,5-Dichloro-8-methylquinoline-3-carboxaldehyde (CAS: 948291-36-9) is a halogenated heterocyclic compound with the molecular formula C11H7Cl2NO and a molecular weight of 240.09 g/mol. This chemical serves as a valuable building block in organic synthesis, particularly within the realm of chemical research and development. Its structure, featuring a substituted quinoline core with dichloro and carboxaldehyde functionalities, makes it a versatile intermediate for constructing more complex molecules.
- Synonyms
- C11H7Cl2NO

Organic Synthesis Intermediate
This compound is employed as a key intermediate in multi-step organic syntheses, enabling the construction of novel molecular frameworks. The presence of reactive functional groups facilitates diverse chemical transformations.
Heterocyclic Chemistry Research
It is utilised in academic and industrial research focused on the synthesis and exploration of substituted quinoline derivatives. These studies often aim to discover new compounds with potential biological or material science applications.
Fine Chemical Building Block
As a specialised building block, 2,5-Dichloro-8-methylquinoline-3-carboxaldehyde is supplied for the precise synthesis of target molecules where its unique structural features are required.
| Molecular weight | 240.09 |
|---|---|
| Empirical formula | C11H7Cl2NO |

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 2,5-Dichloro-8-methylquinoline-3-carboxaldehyde used for?
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2,5-Dichloro-8-methylquinoline-3-carboxaldehyde is primarily used as a building block and intermediate in organic synthesis and heterocyclic chemistry research.
What are the CAS number and molecular formula for this compound?
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The CAS number is 948291-36-9, and the molecular formula is C11H7Cl2NO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical for research and development purposes. The specific assay and purity are detailed in the product specifications and batch-specific Certificates of Analysis. Tech Serve Solutions does not represent this product as USP, EP, BP, or any other pharmacopoeia grade.
How should 2,5-Dichloro-8-methylquinoline-3-carboxaldehyde be handled?
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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, including eye protection, and follow good laboratory practices. In case of contact with eyes, rinse cautiously with water for several minutes, removing contact lenses if present and easy to do. P305 + P351 + P338.
How is 2,5-Dichloro-8-methylquinoline-3-carboxaldehyde packed and shipped?
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Tech Serve Solutions, as a global supplier and exporter, ensures that products are packaged and shipped in compliance with all relevant international regulations for chemical transport.
How can I request a sample or quote for 2,5-Dichloro-8-methylquinoline-3-carboxaldehyde?
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To request a sample or a quotation, please contact the Tech Serve Solutions sales team via the website or directly by phone or email, providing the product name and CAS number.
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