Octylmagnesium chloride solution
Octylmagnesium chloride solution (CAS 38841-98-4, C8H17MgCl, MW 172.98) is a Grignard reagent supplied as a 2.0 M solution in tetrahydrofuran (THF). This organometallic compound serves as a versatile building block in organic synthesis, facilitating the formation of new carbon-carbon bonds. Its primary application lies in the construction of complex organic molecules for pharmaceutical intermediates and fine chemicals.

Carbon-Carbon Bond Formation
As a Grignard reagent, octylmagnesium chloride efficiently reacts with electrophiles such as aldehydes, ketones, esters, and epoxides to form new carbon-carbon bonds, a fundamental transformation in organic synthesis.
Synthesis of Complex Organic Molecules
It is a key intermediate in the multi-step synthesis of more complex organic structures, finding use in the development of pharmaceutical compounds and advanced materials.
Alkylation Reactions
This reagent can be employed to introduce an octyl group into organic molecules through nucleophilic addition or substitution reactions.
| Molecular weight | 172.98 |
|---|---|
| Linear formula | C8H17MgCl |
| Density | 0.929 g/mL at 25 °C |
| Concentration | 2.0 M in THF |




Hazard statements
- H225Highly flammable liquid and vapour
- H250Catches fire spontaneously if exposed to air
- H260In contact with water releases flammable gases
- 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
- P222Do not allow contact with air
- P223Do not allow contact with water
- P231Handle under inert gas
- P370In case of fire
- P422
| 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,C |
| Risk statements (R) | 11-14-17-19-34-37-40 |
| 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 Octylmagnesium chloride solution used for?
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Octylmagnesium chloride solution is primarily used in organic synthesis for carbon-carbon bond formation, as an intermediate in the synthesis of complex organic molecules, and for alkylation reactions.
What is the CAS number and chemical formula for Octylmagnesium chloride solution?
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The CAS number is 38841-98-4 and the linear chemical formula is C8H17MgCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Octylmagnesium chloride solution at a concentration of 2.0 M in THF. We do not specify a particular grade, and it is not represented as USP, BP, or EP.
What are the main safety considerations when handling Octylmagnesium chloride solution?
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This solution is highly flammable, pyrophoric, and reacts violently with water. It can cause severe skin burns and eye damage, and may form explosive peroxides. Handle with extreme caution in an inert atmosphere, away from ignition sources and water.
How is Octylmagnesium chloride solution packed, shipped, and exported?
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Octylmagnesium chloride solution is shipped under UN 2924, Hazard Class 8(3), Packing Group II, adhering to stringent international regulations for hazardous materials transport.
How can I request a sample or quote for Octylmagnesium chloride solution?
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To request a sample or a quote, please contact our sales department with your specific requirements.
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