Description

1,1-Bicyclopropyl, 2,2-Diethynyl- (9Ci) is a specialized organic compound featuring a unique bicyclopropyl core with terminal ethynyl groups. This molecular architecture makes it a valuable highly functionalized building block for advanced organic synthesis and materials science research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for constructing complex molecular frameworks.

Application

• Pharmaceutical Intermediate: Serves as a key synthon for the development of novel active pharmaceutical ingredients (APIs) with complex cyclic or strained ring systems.
• Agrochemical Research: Used in the synthesis of new candidate molecules for crop protection agents, leveraging its reactive ethynyl groups for further functionalization.
• Advanced Material Precursor: Acts as a monomer or cross-linking agent in the development of specialty polymers, dendrimers, or metal-organic frameworks (MOFs).
• Ligand Synthesis: Employed in the creation of novel ligands for catalysis, where the bicyclopropyl structure can induce unique steric and electronic properties.
• Academic & Industrial R&D: A valuable tool for methodological studies in organic chemistry, including cycloaddition reactions and C-H activation research.

Basic Information

Product Name	1,1-Bicyclopropyl, 2,2-Diethynyl- (9Ci)
CAS No.	67229-18-9
Molecular Formula	C10H10
Molecular Weight	130.19 g/mol
Synonyms	2,2-Diethynyl-1,1-bicyclopropyl; 1,1-Bicyclopropyl-2,2-diynebis(methylene); Bicyclopropyl-2,2-diyldiethyne; 2,2-Diethynylbicyclopropane; 1,1'-Bicyclopropyl-2,2'-diethyne
EINECS	Contact for details

Quality Control

Every batch of 1,1-Bicyclopropyl, 2,2-Diethynyl- (9Ci) is produced and analyzed under strict quality management protocols. Our products undergo rigorous quality testing including advanced chromatographic and spectroscopic methods to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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