Description

2-Pyrimidinethiol, 4-Amino- (9Ci) is a specialized heterocyclic building block with the CAS number 139424-17-2. This compound matters as a key intermediate for synthesizing complex molecules in advanced research and development. It is primarily needed by pharmaceutical and agrochemical R&D teams for creating novel active ingredients, as well as by academic and industrial chemists exploring new materials and catalysts.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of novel drug candidates, particularly in antiviral and anticancer research.
• Agrochemical Development: Used in the research and production of advanced pesticides and herbicides.
• Material Science Research: Serves as a precursor for the development of specialty polymers and functional materials.
• Catalyst Ligand Synthesis: Employed in the creation of novel ligands for transition metal catalysis.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological systems.
• Academic & Industrial R&D: A versatile reagent for exploratory chemistry and process development across multiple sectors.

Basic Information

Product Name	2-Pyrimidinethiol, 4-Amino- (9Ci)
CAS No.	139424-17-2
Molecular Formula	C4H5N3S
Molecular Weight	127.17 g/mol
Synonyms	4-Amino-2-pyrimidinethiol; 4-Amino-2-mercaptopyrimidine; 2-Mercapto-4-aminopyrimidine; 4-Amino-2-pyrimidinol, thio-; 4-Amino-2(1H)-pyrimidinethione; 4-Aminopyrimidine-2-thiol; 2-Thiol-4-aminopyrimidine
EINECS	Contact for details

Quality Control

Our 2-Pyrimidinethiol, 4-Amino- (9Ci) is produced under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications and test results is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to handle under an inert atmosphere for long-term storage and to minimize headspace in opened containers.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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