Description

n-(4-Pentynyl)Phthalimide is a high-purity organic building block featuring a terminal alkyne functional group attached to a phthalimide-protected amine. This compound is valued for its versatility in advanced organic synthesis, particularly in click chemistry and polymer science. It is primarily sought after by researchers and process chemists in the pharmaceutical, agrochemical, and materials science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon in the development of active pharmaceutical ingredients (APIs), especially for compounds requiring alkyne-azide cycloaddition (CuAAC) for bioconjugation.
• Polymer & Material Science: Serves as a functional monomer or cross-linking agent in the synthesis of specialty polymers, dendrimers, and smart materials.
• Agrochemical Research: Used in the synthesis of novel crop protection agents and herbicides, leveraging its reactive alkyne handle for structure-activity relationship (SAR) studies.
• Bioconjugation & Probe Development: Essential for labeling biomolecules (proteins, peptides, nucleic acids) with fluorescent dyes or other tags via bioorthogonal chemistry.
• Organic Synthesis Building Block: Employed in multi-step synthetic routes to prepare heterocycles, macrocycles, and other complex organic molecules.
• Ligand & Catalyst Development: Acts as a precursor for ligands used in transition metal catalysis and organocatalysis.

Basic Information

Product Name	n-(4-Pentynyl)Phthalimide
CAS No.	6097-07-0
Molecular Formula	C₁₃H₁₁NO₂
Molecular Weight	213.23 g/mol
Synonyms	1-(4-Pentyn-1-yl)isoindoline-1,3-dione; 4-Pentyn-1-ylphthalimide; 4-Pentynylphthalimide; N-(Pent-4-yn-1-yl)phthalimide; N-(4-Pentynyl)-1,3-Isoindolinedione; Phthalimide, N-(4-pentynyl)-; 1-(Pent-4-yn-1-yl)isoindoline-1,3-dione
EINECS	Contact for details

Quality Control

Our n-(4-Pentynyl)Phthalimide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets the high-purity standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm

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