Description

Ethanone, 1,1-(2-Cyclopropen-1-Ylidene)Bis- (9Ci) is a specialized organic compound featuring a unique bis(ethanone) structure linked to a cyclopropenylidene moiety, making it a valuable synthon in advanced chemical synthesis. This compound matters for its role as a key building block in the development of novel materials and complex molecular architectures, offering precise reactivity for researchers and process chemists. Industries involved in pharmaceutical research, agrochemical development, and advanced material science require this high-purity intermediate to drive innovation in their product pipelines.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Agrochemical Research: Used in the development of new-generation herbicides, fungicides, and plant growth regulators requiring specific cyclic frameworks.
• Material Science: Acts as a building block for creating specialized polymers, ligands for catalysis, and organic electronic materials.
• Organic Synthesis: Employed as a versatile reagent in cycloaddition reactions, cross-coupling chemistry, and the construction of strained ring systems.
• Chemical Research & Development: Essential for academic and industrial R&D labs exploring new reaction methodologies and molecular properties.
• Fine Chemical Production: Utilized in the multi-step synthesis of high-value, low-volume specialty chemicals for various industrial applications.

Basic Information

Product Name	Ethanone, 1,1-(2-Cyclopropen-1-Ylidene)Bis- (9Ci)
CAS No.	140421-97-2
Molecular Formula	C8H8O2
Molecular Weight	136.15 g/mol
Synonyms	1,1'-(2-Cyclopropen-1-ylidene)bis[ethanone]; Bis(acetyl)cyclopropenylidene; 2-Cyclopropen-1-ylidene-1,1-diacetyl; Diacetylcyclopropenylidene; 1,1-Diacetyl-2-cyclopropenylidene; (2-Cyclopropen-1-ylidene)diacetyl; CPDA (common abbreviation)
EINECS	Contact for details

Quality Control

Our Ethanone, 1,1-(2-Cyclopropen-1-Ylidene)Bis- is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is subjected to rigorous analytical testing, including HPLC, GC, and NMR, to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flames. Due to the reactive nature of its functional groups, it should be stored under an inert atmosphere if specified for long-term stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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