Description

5-Hexynoic Acid, 6-[2-(Methylthio)-5-Pyrimidinyl]- is a specialized organic compound featuring a pyrimidine heterocycle linked to a terminal alkyne-bearing carboxylic acid chain. This unique bifunctional structure makes it a valuable high-purity building block for medicinal chemistry and advanced materials research. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new drug candidates, particularly for kinase inhibitors and other targeted therapies.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and plant growth regulators that require the pyrimidine pharmacophore.
• Chemical Biology Probe Development: The alkyne handle allows for bioorthogonal labeling (e.g., via click chemistry) to study protein interactions and cellular pathways.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of specialty polymers and functionalized surfaces.
• Ligand and Catalyst Preparation: Utilized for synthesizing novel chelating ligands or organometallic complexes for catalytic applications.

Basic Information

Product Name	5-Hexynoic Acid, 6-[2-(Methylthio)-5-Pyrimidinyl]-
CAS No.	2356229-56-4
Molecular Formula	C11H12N2O2S
Molecular Weight	236.29 g/mol
Synonyms	6-[2-(Methylsulfanyl)pyrimidin-5-yl]hex-5-ynoic acid; 5-Hexynoic acid, 6-(2-(methylthio)-5-pyrimidinyl)-; 6-(2-(Methylthio)pyrimidin-5-yl)hex-5-ynoic Acid; 2356229-56-4; 6-(2-Methylsulfanylpyrimidin-5-yl)hex-5-ynoic acid
EINECS	Contact for details

Quality Control

Our high-purity research-grade chemicals are produced under strict quality management systems. Each batch of 5-Hexynoic Acid, 6-[2-(Methylthio)-5-Pyrimidinyl]- undergoes comprehensive analytical characterization, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with detailed chromatographic data are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and oxidizing agents. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
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.