Description

Bis(1-Methylpropyl)Magnesium is a highly reactive organomagnesium compound, commonly known as di-sec-butylmagnesium. This Grignard-type reagent is a critical intermediate in organic synthesis, prized for its ability to act as a strong nucleophile and base to form new carbon-carbon bonds. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require precise and efficient alkylation or metalation reactions.

Application

• Pharmaceutical Intermediate Synthesis: A key reagent for constructing complex molecular frameworks in active pharmaceutical ingredients (APIs).
• Polymerization Catalyst Component: Used as a co-catalyst or initiator in the production of specialty polymers and elastomers like polyolefins.
• Fine Chemical Manufacturing: Employed in the synthesis of flavors, fragrances, and other high-value specialty chemicals.
• Agrochemical Production: Utilized in creating advanced pesticide and herbicide compounds.
• Organic Synthesis: Fundamental for Grignard reactions, including nucleophilic additions to carbonyl groups and cross-coupling reactions.
• Metalation Reactions: Effective for generating other organometallic compounds by transmetalation processes.

Basic Information

Product Name	Bis(1-Methylpropyl)Magnesium
CAS No.	17589-14-9
Molecular Formula	C8H18Mg
Molecular Weight	138.53 g/mol
Synonyms	Di-sec-butylmagnesium; Magnesium, bis(1-methylpropyl)-; sec-Butylmagnesium; Di(sec-butyl)magnesium; 1-Methylpropylmagnesium; Grignard reagent sec-BuMg; (1-Methylpropyl)magnesium; Magnesium dibutyl (sec-isomer)
EINECS	Contact for details

Quality Control

Our Bis(1-Methylpropyl)Magnesium is manufactured under stringent quality systems to ensure batch-to-batch consistency and high reactivity. Quality is verified through analytical techniques including titration and gas chromatography. A comprehensive Certificate of Analysis (COA) detailing purity, concentration (typically supplied in solution), and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. This product is highly volatile and easily oxidized; it must be stored under a dry, inert atmosphere (argon or nitrogen) in a cool, well-ventilated area, away from heat, ignition sources, and incompatible materials such as acids, water, and oxidizing agents. Recommended storage temperature is 2-8°C for extended stability. Handle and open containers only under inert conditions.

Specification

Item	Specification
Appearance	Colorless to pale yellow solution
Assay (as Mg)	Contact for details
Concentration (in solvent)	Typically 0.5M - 2.0M in heptane/THF/ether
Purity (by GC)	≥ 95% (organomagnesium content)
Identification (IR)	Conforms to structure

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.