Description

Chloromethyltributylstannane is a versatile organotin compound that serves as a critical reagent in advanced organic synthesis. Its primary value lies in its ability to act as a nucleophilic stannylmethyl anion equivalent, enabling the efficient introduction of functionalized methylene units into complex molecular frameworks. This makes it an indispensable tool for researchers and manufacturers in the pharmaceutical and fine chemical industries, particularly for constructing carbon-carbon bonds and synthesizing specialized intermediates.

Application

• As a key reagent in Stille cross-coupling reactions for the synthesis of complex organic molecules.
• For the nucleophilic introduction of chloromethyl groups into organic substrates.
• In the synthesis of pharmaceutical intermediates, especially those requiring functionalized methylene bridges.
• As a precursor in the preparation of other organotin compounds with tailored reactivity.
• For polymer modification and as a catalyst component in specific polymerization processes.
• In material science research for the surface functionalization of inorganic materials.
• Within agrochemical research for the development of novel active ingredients.

Basic Information

Product Name	Chloromethyltributylstannane
CAS No.	23895-61-6
Molecular Formula	C13H29ClSn
Molecular Weight	339.52 g/mol
Synonyms	Tributyl(chloromethyl)stannane; (Chloromethyl)tributyltin; Tributyltin chloromethyl; Chloromethyl-tributyl-stannane; Stannane, (chloromethyl)tributyl-; NSC 163044; Chloromethyltributyltin; Tributyl(chloromethyl)tin
EINECS	Contact for details

Quality Control

Our Chloromethyltributylstannane is produced under stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including NMR (¹H, ¹³C, ¹¹⁹Sn) and chromatographic methods, to verify identity and assay. Certificates of Analysis (COA) detailing all specifications are provided with every shipment, ensuring full traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (NMR)	Conforms to structure
Assay (GC or NMR)	≥ 95.0%
Tin (Sn) Content	34.5 - 35.5 %
Chlorine (Cl) Content	10.2 - 10.8 %
Specific Gravity (20°C)	1.17 - 1.21 g/mL
Related Impurities (GC)	≤ 2.0% total

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