Description

Cyclopentanone, 2-Ethynyl-2-Methyl-, Oxime (9Ci) CAS NO 177194-17-1 is a specialized organic building block featuring a unique combination of a cyclopentanone oxime core with an ethynyl substituent. This compound is valued for its role as a versatile synthetic intermediate, enabling the construction of complex molecular architectures through reactions at its oxime and alkyne functional groups. It is primarily sought by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in medicinal chemistry research targeting new therapeutic agents.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, leveraging its reactive functional groups for structural diversification.
• Material Science Research: Serves as a precursor for advanced polymers or functional materials where the incorporation of a rigid cyclopentane ring and alkyne group is desired.
• Chemical Biology Probes: Utilized in the development of molecular probes and tags, where the alkyne handle can participate in click chemistry reactions for labeling.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic synthesis, exploring new cyclization or functionalization reactions.

Basic Information

Product Name	Cyclopentanone, 2-Ethynyl-2-Methyl-, Oxime (9Ci)
CAS No.	177194-17-1
Molecular Formula	C8H11NO
Molecular Weight	137.18 g/mol
Synonyms	2-Ethynyl-2-methylcyclopentanone oxime; 2-Methyl-2-ethynylcyclopentanone oxime; (2-Ethynyl-2-methylcyclopentylidene)hydroxylamine; Cyclopentanone, 2-ethynyl-2-methyl-, oxime; 2-Ethynyl-2-methyl-1-oxocyclopentane oxime
EINECS	Contact for details

Quality Control

Every batch of Cyclopentanone, 2-Ethynyl-2-Methyl-, Oxime is produced and tested under a strict quality management system. We provide comprehensive analytical data to ensure the compound meets the high-purity standards required for research and development applications. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is supplied with each shipment to guarantee traceability and consistency for your critical synthetic work.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. For long-term storage, maintaining the material at 2-8°C under an inert atmosphere is recommended to preserve stability. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
Water Content (KF)	≤ 1.0%

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