Description

2-Butynedioic Acid Bis(Triphenylstannyl) Ester is a specialized organotin compound with the CAS number 73940-87-1. This chemical serves as a critical intermediate and catalyst in advanced organic synthesis and materials science. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and polymer industries who require precise organometallic reagents for complex transformations.

Application

• Catalyst in Polymerization Reactions: Acts as a catalyst or co-catalyst in the synthesis of specialized polymers, including polyesters and polyurethanes.
• Organic Synthesis Intermediate: Used in the preparation of complex organic molecules, particularly in cross-coupling and esterification reactions.
• Pharmaceutical Research & Development: Serves as a key building block for synthesizing novel active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Manufacturing: Employed in the synthesis of advanced pesticides, herbicides, and fungicides.
• Materials Science: Used in the development of functional materials, including coatings and additives with specific thermal or mechanical properties.
• Laboratory Reagent: A valuable reagent for academic and industrial research in organometallic chemistry and catalysis.

Basic Information

Item	Detail
Product Name	2-Butynedioic Acid Bis(Triphenylstannyl) Ester
CAS No.	73940-87-1
Molecular Formula	C38H30O4Sn2
Molecular Weight	788.06 g/mol
Synonyms	Bis(triphenylstannyl) Acetylenedicarboxylate; Triphenyltin Acetylenedicarboxylate; Acetylenedicarboxylic Acid Bis(triphenylstannyl) Ester; 2-Butynedioic Acid, Bis(triphenylstannyl) Ester; Stannane, (acetylenedicarboxylato)bis[triphenyl-; (Acetylenedicarboxylato)bis[triphenylstannane]; EINECS 277-694-8
EINECS	277-694-8

Quality Control

Our 2-Butynedioic Acid Bis(Triphenylstannyl) Ester is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets exacting standards for research and industrial use. A detailed Certificate of Analysis (COA) is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, open flames, and incompatible materials. Due to its light-sensitive nature, containers should be amber-colored or stored in opaque secondary packaging.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Tin (Sn) Content	Contact for details
Heavy Metals	< 20 ppm

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