Benzylmagnesium chloride solution
Benzylmagnesium chloride solution (CAS: 6921-34-2), with the linear formula C6H5CH2MgCl and a molecular weight of 150.89 g/mol, is a crucial Grignard reagent supplied by Tech Serve Solutions. This organometallic compound is primarily utilised in organic synthesis for introducing the benzyl group into various molecular structures. It is typically supplied as a solution in diethyl ether, requiring careful handling due to its reactivity and flammability.

Organic Synthesis
Benzylmagnesium chloride solution serves as a versatile nucleophile in the synthesis of complex organic molecules. It readily reacts with aldehydes, ketones, esters, and epoxides to form new carbon-carbon bonds.
Introduction of Benzyl Groups
This Grignard reagent is extensively used for the benzylation of a wide range of substrates, facilitating the creation of benzyl-substituted compounds essential in pharmaceutical and fine chemical industries.
Preparation of Organometallic Compounds
It can be employed in the preparation of other organometallic species or used in transition-metal catalysed cross-coupling reactions.
| Molecular weight | 150.89 |
|---|---|
| Linear formula | C6H5CH2MgCl |
| Density | 0.794 g/mL at 25 °C |
| Concentration | 1.0 M in diethyl ether |




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 | -17 °C / 1.4 °F |
| Transport (UN / ADR) | UN 2924 8(3) / PGII |
| Water hazard class (WGK, DE) | 2 |
| 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. |
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 Benzylmagnesium chloride solution used for?
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Benzylmagnesium chloride solution is primarily used as a Grignard reagent in organic synthesis for introducing benzyl groups into molecules and forming new carbon-carbon bonds.
What are the CAS number and formula for Benzylmagnesium chloride solution?
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The CAS number is 6921-34-2 and the linear formula is C6H5CH2MgCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Benzylmagnesium chloride solution at a concentration of 1.0 M in diethyl ether. TSS does not represent this product as USP, BP, or EP grade.
How should Benzylmagnesium chloride solution be handled safely?
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Benzylmagnesium chloride solution is highly flammable and corrosive. It may form explosive peroxides. Handle with extreme care in a well-ventilated area, wearing appropriate personal protective equipment including faceshields, gloves, and respirators. Keep away from heat, sparks, and open flames. Ensure proper storage to prevent peroxide formation.
How is Benzylmagnesium chloride solution packed, shipped, and exported?
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This product is packed according to UN 2924, Class 8(3) / PGII regulations for hazardous materials. Tech Serve Solutions is experienced in exporting chemicals globally, adhering to all international shipping and customs requirements.
How can I request a sample or quote for Benzylmagnesium chloride solution?
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To request a sample or a formal quotation, please contact our sales team directly via our website or by phone, providing your specific requirements.
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