1,3-Dichloro-6-fluoroisoquinoline
1,3-Dichloro-6-fluoroisoquinoline (CAS: 1041423-26-0) is a halogenated heterocyclic compound with the molecular formula C9H4Cl2FN and a molecular weight of 216.04 g/mol. This compound serves as a valuable building block in organic synthesis. Its structure, featuring an isoquinoline core with dichloro and fluoro substituents, makes it suitable for the development of novel chemical entities in research and development settings. Supplied by TSS with an assay of 97%, it is intended for laboratory and manufacturing use.
- Synonyms
- C9H4Cl2FN1041423-26-0

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of more complex organic molecules. Its reactive halogen and fluoro groups allow for diverse chemical transformations.
Fluorinated Heterocycle Development
A useful precursor for introducing fluorinated isoquinoline motifs into target compounds. This is relevant in areas like medicinal chemistry and materials science.
Research and Development
Employed in academic and industrial research laboratories for exploring new synthetic routes and discovering novel compounds with potential applications.
| Molecular weight | 216.04 |
|---|---|
| Empirical formula | C9H4Cl2FN |
| Assay | 97% |
| Melting point | 131-133 °C |


Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-37/38-41 |
| Safety statements (S) | 26-36/37 |
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 1,3-Dichloro-6-fluoroisoquinoline used for?
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1,3-Dichloro-6-fluoroisoquinoline is primarily used as a building block and intermediate in organic synthesis and research and development.
What is the CAS number and chemical formula for 1,3-Dichloro-6-fluoroisoquinoline?
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The CAS number is 1041423-26-0 and the empirical formula is C9H4Cl2FN.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,3-Dichloro-6-fluoroisoquinoline with an assay of 97%. This is suitable for research and general laboratory use; TSS does not represent it as USP, BP, or EP grade.
How should 1,3-Dichloro-6-fluoroisoquinoline be handled safely?
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This compound is classified as Dangerous. It may cause toxic if swallowed, skin irritation, serious eye damage, and respiratory irritation. Handle with appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, face shields, and gloves. Ensure adequate ventilation.
Is 1,3-Dichloro-6-fluoroisoquinoline a controlled substance?
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Based on the provided data, there is no indication that 1,3-Dichloro-6-fluoroisoquinoline is a controlled substance.
How is this chemical packed and shipped?
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The compound is shipped as UN 2811, Hazard Class 6.1, Packing Group III. TSS adheres to all relevant regulations for the export and shipment of chemicals.
How can I request a quote or sample?
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To request a quote or a sample of 1,3-Dichloro-6-fluoroisoquinoline, please contact the Tech Serve Solutions sales team through our website or by phone.
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