Octadecylmagnesium chloride solution
Octadecylmagnesium chloride solution (CAS: 116980-66-6), with the linear formula CH3(CH2)17MgCl and a molecular weight of 313.24 g/mol, is a valuable Grignard reagent. Supplied as a 0.5 M solution in THF, it is primarily utilised in organic synthesis for introducing the octadecyl group into various molecules. Its reactivity makes it suitable for alkylation reactions and the formation of carbon-carbon bonds in complex chemical structures.

Organic Synthesis
As a potent Grignard reagent, Octadecylmagnesium chloride solution is instrumental in sophisticated organic synthesis pathways. It facilitates the introduction of long alkyl chains, aiding in the construction of complex molecules and intermediates.
Alkylation Reactions
This compound serves as an effective alkylating agent, enabling the formation of new carbon-carbon bonds. It is particularly useful for attaching the C18 alkyl chain to diverse organic substrates.
Preparation of Organometallic Compounds
It is employed in the synthesis of other organometallic compounds, leveraging the reactivity of the magnesium-carbon bond for further chemical transformations.
| Molecular weight | 313.24 |
|---|---|
| Linear formula | CH3(CH2)17MgCl |
| Boiling point | 67 °C |
| Density | 0.906 g/mL at 25 °C |
| Concentration | 0.5 M in THF |




Hazard statements
- H225Highly flammable liquid and vapour
- H314Causes severe skin burns and eye damage
- 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
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | -20 °C / -4 °F |
| Transport (UN / ADR) | UN 2924 8(3) / PGII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | F,C |
| Risk statements (R) | 11-14-19-34-37-40 |
| Safety statements (S) | 16-26-36/37/39-45 |
| 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 Octadecylmagnesium chloride solution used for?
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Octadecylmagnesium chloride solution (CAS: 116980-66-6) is used in organic synthesis for alkylation reactions and the introduction of the octadecyl group into molecules.
What is the CAS number and formula for Octadecylmagnesium chloride solution?
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The CAS number is 116980-66-6, and its linear formula is CH3(CH2)17MgCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Octadecylmagnesium chloride solution as a 0.5 M solution in THF. We do not represent this product as USP, BP, or EP grade.
How should Octadecylmagnesium chloride solution be handled?
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This solution is highly flammable and corrosive, and reacts violently with water. It may also form explosive peroxides. Handle with extreme care, using appropriate personal protective equipment including face shields, gloves, and respirators, in a well-ventilated area, and away from ignition sources and water. Refer to the safety data sheet for full handling instructions.
Is Octadecylmagnesium chloride solution shipped internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Octadecylmagnesium chloride solution.
How can I request a quote or sample for Octadecylmagnesium chloride solution?
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To request a quote or sample, please contact our sales team via the website or direct telephone. Please specify the required quantity and delivery location.
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