Description

Dilithium Acetylide is a highly reactive organolithium compound primarily used as a strong base and a versatile carbon nucleophile in organic synthesis. Its value lies in its ability to facilitate the formation of new carbon-carbon bonds, particularly in the synthesis of complex alkynes and other advanced intermediates. This reagent is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials industries seeking to develop novel molecular architectures.

Application

• Pharmaceutical Intermediate Synthesis: A key building block for constructing acetylenic scaffolds found in active pharmaceutical ingredients (APIs).
• Agrochemical Development: Used in the synthesis of specialized alkynes for novel herbicides, fungicides, and plant growth regulators.
• Advanced Material Precursor: Serves as a starting material for carbon-rich polymers, molecular wires, and metal-organic frameworks (MOFs).
• Organic Synthesis Reagent: Employed as a strong base for deprotonation reactions and as a nucleophile in alkylation and addition reactions.
• Fine Chemical Manufacturing: Facilitates the production of specialty alkynes and complex organic molecules for various industrial applications.
• Research & Development: A critical tool in academic and industrial R&D labs for exploring new synthetic methodologies and compound libraries.

Basic Information

Product Name	Dilithium Acetylide
CAS No.	1070-75-3
Molecular Formula	C2Li2
Molecular Weight	37.90 g/mol
Synonyms	Lithium Acetylide; Ethynylidenedilithium; Dilithium Ethynediide; Acetylenediylbis(lithium); Lithium Acetylide-1,2-diyldilithium; Carbon Lithium Acetylide (1:2)
EINECS	213-980-1

Quality Control

Our Dilithium Acetylide is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high reactivity. Each lot is analyzed to confirm identity, purity, and suitability for sensitive synthetic applications. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and moisture content is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly reactive and moisture-sensitive nature, this material must be stored under an inert atmosphere (argon or nitrogen) at controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. Isolate from oxidizing agents and strong acids.

Specification

Item	Specification
Appearance	White to off-white powder or suspension
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 95.0%
Moisture (KF)	≤ 1.0%
Lithium Hydroxide	≤ 2.0%

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