Description

Bis(n-Propylcyclopentadienyl)Magnesium is a highly reactive organomagnesium compound, specifically a Grignard reagent analog, with the CAS number 114504-74-4. This compound serves as a versatile and critical precursor in advanced organic synthesis, enabling the formation of carbon-carbon bonds under mild conditions. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require high-purity intermediates for complex molecule construction.

Application

• Pharmaceutical Intermediate Synthesis: A key building block for constructing complex drug molecules, particularly in the synthesis of active pharmaceutical ingredients (APIs) requiring specific alkylated cyclopentadienyl frameworks.
• Polymerization Catalyst Component: Used as a co-catalyst or precursor in Ziegler-Natta and other olefin polymerization systems to produce specialized polyolefins with controlled properties.
• Fine Chemical Manufacturing: Employed in the production of high-value specialty chemicals, including flavors, fragrances, and advanced materials, where precise molecular architecture is required.
• Agrochemical Research & Development: Acts as a crucial reagent in the synthesis of novel herbicides, pesticides, and plant growth regulators.
• Organometallic Chemistry & Material Science: Serves as a precursor for depositing magnesium-containing thin films via chemical vapor deposition (CVD) or for creating novel organometallic complexes with catalytic or electronic properties.
• Cross-Coupling Reactions: Utilized in Kumada and other transition metal-catalyzed cross-coupling reactions to introduce the n-propylcyclopentadienyl moiety into target molecules.

Basic Information

Product Name	Bis(n-Propylcyclopentadienyl)Magnesium
CAS No.	114504-74-4
Molecular Formula	C16H22Mg
Molecular Weight	238.65 g/mol
Synonyms	Bis(propylcyclopentadienyl)magnesium; Di-n-propylcyclopentadienylmagnesium; Magnesium, bis(1,2,3,4,5-eta)-1,2,3,4,5-pentamethyl-2,4-cyclopentadien-1-yl)di-n-propyl-; (n-PrCp)2Mg; Bis(n-propylcyclopentadienyl)magnesium(II); Magnesium bis(n-propylcyclopentadienyl); Propylcyclopentadienylmagnesium dimer (in solution)
EINECS	Contact for details

Quality Control

Our Bis(n-Propylcyclopentadienyl)Magnesium is manufactured under stringent quality control protocols to ensure batch-to-batch consistency and high reactivity. Each lot undergoes comprehensive analysis, including assay by titration and identification by spectroscopic methods. Certificates of Analysis (COA) detailing purity, solvent content, and impurity profiles are provided with every shipment. We adhere to cGMP principles where applicable to support our clients in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (argon or nitrogen) in a cool, dry, and well-ventilated place. Due to its hygroscopic and pyrophoric nature, this material must be handled and stored excluding moisture and air. Recommended long-term storage temperature is 2-8°C. Keep away from heat, sparks, open flames, and strong oxidizers.

Specification

Item	Specification
Appearance	Solution (color may vary from yellow to brown)
Identification (IR)	Conforms
Assay (as (n-PrCp)2Mg)	≥ 95.0% (by Titration)
Concentration (in specified solvent)	0.5 M, 1.0 M, or Custom
Solvent	Typically Tetrahydrofuran (THF) or Diethyl Ether
Water Content (Karl Fischer)	≤ 50 ppm

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