2-Iodonaphthalene
2-Iodonaphthalene (CAS 612-55-5), with the molecular formula C10H7I and a molecular weight of 254.07 g/mol, is a key halogenated aromatic organic building block. This compound is primarily utilised in chemical synthesis, serving as an intermediate for the creation of more complex molecules. Its structure makes it valuable for introducing naphthalene moieties into various organic frameworks, contributing to advancements in materials science and pharmaceutical research.

Organic Synthesis Intermediate
2-Iodonaphthalene functions as a versatile building block in organic synthesis. It is employed in cross-coupling reactions, such as Suzuki or Sonogashira couplings, to form carbon-carbon bonds and construct complex organic structures.
Materials Science
This compound can be utilised in the synthesis of novel organic materials, including those with potential applications in optoelectronics or as components in advanced polymers. Its iodinated naphthalene structure offers unique electronic and structural properties.
Research and Development
As a reagent in academic and industrial research laboratories, 2-Iodonaphthalene aids in exploring new synthetic methodologies and developing novel chemical entities. It is a valuable tool for chemists investigating structure-activity relationships.
| Molecular weight | 254.07 |
|---|---|
| Empirical formula | C10H7I |
| Assay | ≥99.0% (HPLC) |
| Melting point | 52-56 °C |


Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi,N |
| Risk statements (R) | 36/37/38-51/53 |
| Safety statements (S) | 26-61 |
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-Iodonaphthalene used for?
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2-Iodonaphthalene is primarily used as a versatile building block in organic synthesis for creating complex molecules and in materials science research. It is also employed in various chemical research and development activities.
What is the CAS number and formula for 2-Iodonaphthalene?
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The CAS number for 2-Iodonaphthalene is 612-55-5, and its empirical formula is C10H7I.
What grade and purity does Tech Serve Solutions supply for 2-Iodonaphthalene?
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Tech Serve Solutions supplies 2-Iodonaphthalene with a purity of ≥99.0% (HPLC). We do not represent this product as USP, EP, or BP grade; it is suitable for research and general chemical synthesis purposes.
How should 2-Iodonaphthalene be handled safely?
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2-Iodonaphthalene is classified with GHS07 and GHS09 symbols and carries a Warning signal word. It is a skin, eye, and respiratory tract irritant (H315, H319, H335) and is toxic to aquatic life with long-lasting effects (H411). Appropriate personal protective equipment, including a dust mask (type N95), eyeshields, and gloves, should be worn. Handle in a well-ventilated area, avoiding dust formation and release into the environment. Follow precautionary statements P261, P273, and P305 + P351 + P338.
Is 2-Iodonaphthalene a controlled substance?
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The provided data does not indicate that 2-Iodonaphthalene is a controlled substance. Please consult relevant local regulations for specific import and export requirements.
How is 2-Iodonaphthalene packed and shipped?
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2-Iodonaphthalene is packed according to industry standards for chemical reagents and is exported globally by Tech Serve Solutions. Shipments adhere to UN 3077, Class 9, Packing Group III regulations for environmentally hazardous substances.
How can I request a quote or sample of 2-Iodonaphthalene?
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To request a quote or a sample of 2-Iodonaphthalene, please visit the Tech Serve Solutions website or contact our sales department directly. Provide the product name, CAS number (612-55-5), and your required quantity.
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