The Magnesium,chloro(3-methylphenyl)-, with the CAS registry number 121905-60-0, is also known as m-Tolylmagnesiumchloride. It belongs to the product categories of Aryl; Grignard Reagents; Organometallic Reagents. This chemical's molecular formula is C₇H₇ClMg and molecular weight is 150.89. What's more, its systematic name is chloro-(m-tolyl)magnesium. It should be sealed and stored in a cool and dry place. It should be ensured that the workshop is well ventilated or equipped with exhaust devices. Moreover, it should be protected from water and acids.

Uses of Magnesium,chloro(3-methylphenyl)-: it can be used to produce 1-m-tolyl-2-(2,4,6-trimethyl-phenyl)-ethanone at the temperature of -78 - 20 °C. It will need solvent tetrahydrofuran. The yield is about 36%.

When you are using this chemical, please be cautious about it as the following:
This chemical is highly flammable, so you should keep it away from sources of ignition - No smoking. It will react violently with water. It may form explosive peroxides. It is harmful by inhalation, in contact with skin and if swallowed. It can cause burns. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. You must take off immediately all contaminated clothing. When using it, you need wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, you need seek medical advice immediately (show the label where possible).

You can still convert the following datas into molecular structure:
(1)SMILES: Cl[Mg]c1cc(C)ccc1
(2)InChI: InChI=1S/C7H7.ClH.Mg/c1-7-5-3-2-4-6-7;;/h2-3,5-6H,1H3;1H;/q;;+1/p-1
(3)InChIKey: BVYCQPCLCZTSPD-UHFFFAOYSA-M