Description

2-Propynenitrile,3-(Cyclopentylthio)-(9Ci) is a specialized organic building block featuring a reactive cyanoacetylene moiety linked to a cyclopentylthio group. This unique molecular architecture makes it a valuable intermediate for synthesizing complex heterocycles and functional materials in advanced research and development. It is primarily sought after by pharmaceutical, agrochemical, and material science industries for constructing novel molecular scaffolds. The compound is supplied with a guaranteed Certificate of Analysis to ensure batch-to-batch consistency and reliability for critical synthetic applications.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for constructing sulfur-containing heterocyclic cores.
• Agrochemical Synthesis: Used in the discovery and production of novel herbicides, fungicides, and insecticides, leveraging its reactive functional groups.
• Material Science Research: Acts as a precursor for advanced polymers, liquid crystals, or organic electronic materials due to its conjugated system.
• Chemical Biology Probes: Employed in the synthesis of specialized probes and ligands for studying biological targets and mechanisms.
• Organic Synthesis Building Block: A versatile reagent for click chemistry, cycloaddition reactions, and other methodologies to create complex molecular structures.

Basic Information

Product Name	2-Propynenitrile,3-(Cyclopentylthio)-(9Ci)
CAS No.	137198-81-3
Molecular Formula	C8H9NS
Molecular Weight	151.23 g/mol
Synonyms	3-(Cyclopentylthio)-2-propynenitrile; 3-(Cyclopentylthio)propiolonitrile; 2-Propynenitrile, 3-(cyclopentylthio)-; Propiolonitrile, 3-(cyclopentylthio)-; Cyclopentylthio propiolonitrile; CAS 137198-81-3
EINECS	Contact for details

Quality Control

Every batch of 2-Propynenitrile,3-(Cyclopentylthio)-(9Ci) is manufactured and tested under strict quality management protocols. We provide comprehensive analytical data to ensure the product meets the high-purity standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is supplied with each shipment, confirming identity, purity, and conformity to agreed specifications. Our quality system is designed to support applications requiring traceability and regulatory compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 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.