3,5-Dimethylphenylzinc iodide solution
3,5-Dimethylphenylzinc iodide solution (CAS 312692-98-1) with the linear formula (CH₃)₂C₆H₃ZnI and a molecular weight of 297.45 g/mol, is a valuable organometallic reagent. Supplied as a 0.5 M solution in THF, it is primarily utilised in organic synthesis as a versatile building block. Its applications leverage the reactivity of the organozinc species for carbon-carbon bond formation, particularly in cross-coupling reactions.
- Synonyms
- (CH3)2C6H3ZnI

Organic Synthesis
This organozinc iodide serves as a key reagent in constructing complex organic molecules. It is instrumental in various cross-coupling reactions, enabling the efficient formation of new carbon-carbon bonds.
Aryl Group Introduction
The reagent allows for the direct introduction of the 3,5-dimethylphenyl moiety into target molecules. This is particularly useful in the synthesis of pharmaceuticals, agrochemicals, and materials science research.
Catalytic Cross-Coupling
It participates in palladium- or nickel-catalysed cross-coupling reactions, such as Negishi couplings, to forge aryl-aryl, aryl-vinyl, or aryl-alkyl bonds with high regioselectivity and efficiency.
| Molecular weight | 297.45 |
|---|---|
| Linear formula | (CH3)2C6H3ZnI |
| Density | 0.992 g/mL at 25 °C |
| Concentration | 0.5 M in THF |
| Storage temperature | 2-8°C |



Hazard statements
- H225Highly flammable liquid and vapour
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H351Suspected of causing cancer
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P281Use personal protective equipment as required
- P305IF IN EYES
| Flash point | -17 °C / 1.4 °F |
|---|---|
| Transport (UN / ADR) | UN 2924 8(3) / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xn |
| Risk statements (R) | 11-14-19-36/37-40 |
| Safety statements (S) | 16-26-36/37 |
| Supplemental hazards | May form explosive peroxides., Reacts violently with water. |
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 3,5-Dimethylphenylzinc iodide solution used for?
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3,5-Dimethylphenylzinc iodide solution is used as a reagent in organic synthesis, particularly for introducing the 3,5-dimethylphenyl group into molecules via cross-coupling reactions.
What are the CAS number and chemical formula for this compound?
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The CAS number is 312692-98-1 and the linear formula is (CH₃)₂C₆H₃ZnI.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product as a 0.5 M solution in Tetrahydrofuran (THF). Specific purity and assay details are available on the product's Certificate of Analysis. It is supplied for research and development purposes and is not represented as USP, BP, EP, or pharmaceutical grade.
How should 3,5-Dimethylphenylzinc iodide solution be handled safely?
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This solution is highly flammable (Flash Point -17°C) and can form explosive peroxides. It is an irritant to the eyes and respiratory system, and is suspected of causing cancer. Handle with appropriate personal protective equipment (gloves, eye protection) in a well-ventilated area or fume hood, away from ignition sources. It reacts violently with water.
How is 3,5-Dimethylphenylzinc iodide solution packed, shipped, and exported?
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This product is shipped and exported under strict adherence to international regulations for hazardous materials, typically UN 2924, Hazard Class 8(3), Packing Group II, to ensure safe transport and delivery worldwide.
How can I request a sample or quote for 3,5-Dimethylphenylzinc iodide solution?
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To request a sample or a detailed quotation, please contact the Tech Serve Solutions sales team via the website or direct inquiry channels, providing your specific requirements.
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