Description

7-Octyne-2,4-Dione (9Ci) is a specialized alkyne-dione compound with the CAS registry number 502133-71-3. This high-purity intermediate is valued for its unique conjugated system, making it a versatile building block in advanced organic synthesis. It is primarily sought by research and development teams in the pharmaceutical and agrochemical sectors for constructing complex molecular architectures.

Application

• Key intermediate in the synthesis of novel pharmaceutical active ingredients (APIs).
• Building block for advanced agrochemicals, including herbicides and fungicides.
• Precursor in materials science for the development of specialty polymers and functional organic materials.
• Research chemical for academic and industrial studies in acetylene chemistry and cyclization reactions.
• Starting material for the synthesis of complex natural product analogs and heterocyclic compounds.

Basic Information

Product Name	7-Octyne-2,4-Dione (9Ci)
CAS No.	502133-71-3
Molecular Formula	C8H10O2
Molecular Weight	138.16 g/mol
Synonyms	2,4-Octanedione, 7-octyne-; 7-Octyn-2,4-dione; 1-Heptyn-4-yl-1,3-butanedione; 1,3-Butanedione, 1-(1-heptyn-4-yl)-; 502133-71-3
EINECS	Contact for details

Quality Control

Our 7-Octyne-2,4-Dione (9Ci) is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as identity, assay, and impurity profiles. Our quality system is designed to meet the stringent requirements of research and fine chemical synthesis applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is moisture-sensitive; keep container tightly sealed under an inert atmosphere if specified.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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