6-Chloro-2-iodopurine
6-Chloro-2-iodopurine (CAS: 18552-90-4) is a halogenated purine derivative with the empirical formula C5H2ClIN4 and a molecular weight of 280.45 g/mol. This compound serves as a valuable building block in organic synthesis, particularly for the creation of complex heterocyclic structures. Its utility spans research and development in medicinal chemistry and materials science, facilitating the exploration of novel molecular entities.
- IUPAC
- 2-Iodo-6-chloropurine
- Synonyms
- 2-Iodo-6-chloropurine

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of more complex organic molecules. Its reactive halogen sites allow for versatile functionalization in multi-step synthetic pathways.
Medicinal Chemistry Research
Serves as a foundational component for developing novel pharmaceutical candidates. Its purine scaffold is frequently incorporated into compounds with potential biological activity.
Heterocyclic Chemistry
A valuable reagent for constructing diverse heterocyclic systems, particularly those based on the purine core structure. Useful in academic and industrial research settings.
| Molecular weight | 280.45 |
|---|---|
| Empirical formula | C5H2ClIN4 |
| Assay | 97% |
| Melting point | 198-203 °C |

Hazard statements
- H302Harmful if swallowed
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 6-Chloro-2-iodopurine used for?
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6-Chloro-2-iodopurine is primarily used as a building block and intermediate in organic synthesis, especially within medicinal chemistry research for developing novel compounds and exploring heterocyclic structures.
What is the CAS number and empirical formula for 6-Chloro-2-iodopurine?
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The CAS number is 18552-90-4, and the empirical formula is C5H2ClIN4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 6-Chloro-2-iodopurine with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 6-Chloro-2-iodopurine be handled?
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6-Chloro-2-iodopurine is harmful if swallowed (H302). Handle with appropriate personal protective equipment in a well-ventilated area to avoid ingestion and inhalation. Refer to the Safety Data Sheet for detailed handling instructions.
Is 6-Chloro-2-iodopurine a controlled substance?
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The provided data does not indicate that 6-Chloro-2-iodopurine is a controlled substance.
How is 6-Chloro-2-iodopurine packed and exported?
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Tech Serve Solutions offers this chemical for global export, packed according to industry standards to ensure safe transit and compliance with shipping regulations.
How can I request a sample or quote for 6-Chloro-2-iodopurine?
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To request a sample or a quotation for 6-Chloro-2-iodopurine, please contact our sales department through the website or via direct inquiry, providing your contact details and required quantity.
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