Description

Cyclooctene, 1-[(2-Ethoxycyclopropyl)Ethynyl]-, trans- (9Ci) is a specialized, high-value organic building block featuring a unique cyclooctene backbone functionalized with an ethoxycyclopropyl-ethynyl moiety. This compound is critical for advanced organic synthesis, particularly in the development of complex molecular architectures and novel materials. It is primarily utilized by research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for constructing intricate carbon frameworks.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the multi-step synthesis of complex active pharmaceutical ingredients (APIs), especially those requiring strained ring systems or specific stereochemistry.
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and insecticides where its unique structure can impart new modes of biological activity.
• Material Science Precursor: Acts as a monomer or cross-linking agent in the research of specialty polymers, liquid crystals, and other functional materials with tailored properties.
• Academic & Industrial R&D: A valuable reagent for methodology development in organic chemistry, including ring-opening metathesis polymerization (ROMP) and cycloaddition reactions.
• Fine Chemical Synthesis: Employed in the production of high-value specialty chemicals, flavors, and fragrances requiring sophisticated synthetic routes.

Basic Information

Product Name	Cyclooctene, 1-[(2-Ethoxycyclopropyl)Ethynyl]-, trans- (9Ci)
CAS No.	164386-10-1
Molecular Formula	C₁₅H₂₂O
Molecular Weight	218.33 g/mol
Synonyms	trans-1-[(2-Ethoxycyclopropyl)ethynyl]cyclooctene; 1-[(2-Ethoxycyclopropyl)ethynyl]cyclooctene, (1E)-; (E)-1-[(2-Ethoxycyclopropyl)ethynyl]cyclooct-1-ene; 1-(2-Ethoxycyclopropylethynyl)cyclooctene; Cyclooctene, 1-[(2-ethoxycyclopropyl)ethynyl]-, (E)-; 164386-10-1; (E)-1-(2-Ethoxycyclopropylethynyl)cyclooctene
EINECS	Contact for details

Quality Control

Our Cyclooctene, 1-[(2-Ethoxycyclopropyl)Ethynyl]-, trans- (9Ci) is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to cGMP principles where applicable, and our quality systems are designed to meet the stringent requirements of global pharmaceutical and fine chemical industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0% (Area %)
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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