2-Chloro-5-iodotoluene
2-Chloro-5-iodotoluene (CAS: 116632-41-8) is a halogenated aromatic compound with the molecular formula ClC6H3(I)CH3 and a molecular weight of 252.48 g/mol. This compound serves as a valuable building block in organic synthesis, particularly within the chemical and pharmaceutical industries. Its distinct chloro and iodo substituents offer versatile reactivity for further chemical transformations and the construction of complex molecular architectures.

Organic Synthesis Intermediate
2-Chloro-5-iodotoluene is employed as a key intermediate in the synthesis of more complex organic molecules. The presence of both chlorine and iodine atoms on the aromatic ring allows for selective functionalisation through various coupling reactions and nucleophilic substitutions.
Pharmaceutical Research
This compound can be utilised in the development of novel pharmaceutical agents. Its structure can be incorporated into potential drug candidates, serving as a scaffold for medicinal chemistry research and drug discovery programmes.
Material Science
Halogenated aromatic compounds like 2-Chloro-5-iodotoluene may find applications in material science, contributing to the synthesis of specialised polymers or organic electronic materials where specific electronic or structural properties are required.
| Molecular weight | 252.48 |
|---|---|
| Linear formula | ClC6H3(I)CH3 |
| Assay | 98% |
| Boiling point | 239 °C(lit.) |
| Density | 1.81 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.624(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 |
|---|---|
| Flash point | 110 °C / 230 °F |
| 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-5-iodotoluene used for?
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2-Chloro-5-iodotoluene is primarily used as a building block in organic synthesis and in pharmaceutical research for the development of new compounds.
What are the CAS number and chemical formula for 2-Chloro-5-iodotoluene?
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The CAS number for 2-Chloro-5-iodotoluene is 116632-41-8, and its chemical formula is ClC6H3(I)CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Chloro-5-iodotoluene with a purity of 98%. We do not represent this product as USP, BP, or EP grade.
How should 2-Chloro-5-iodotoluene be handled?
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2-Chloro-5-iodotoluene is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). It is advised to wear a dust mask type N95 (US), eyeshields, and gloves, and to ensure good ventilation. Avoid breathing dust/fume/gas/mist/vapours/spray. In case of contact with eyes, rinse cautiously with water for several minutes and seek medical advice.
Is 2-Chloro-5-iodotoluene a controlled substance?
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Based on the provided data, there is no indication that 2-Chloro-5-iodotoluene is a controlled substance.
How is 2-Chloro-5-iodotoluene packed and shipped?
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Tech Serve Solutions exports fine chemicals globally. Specific packing and shipping details are provided upon request and in compliance with international regulations.
How can I request a sample or quote for 2-Chloro-5-iodotoluene?
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To request a sample or a quote for 2-Chloro-5-iodotoluene, please contact our sales department through the website or via direct email, providing your contact details and the quantity required.
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