Description

2(1H)-Pyrimidinethione, 5-Chloro- (9Ci) is a heterocyclic organic compound featuring a pyrimidine core substituted with a thione and a chloro group, serving as a versatile synthetic intermediate. This compound is valued for its role in the development of active pharmaceutical ingredients (APIs) and advanced agrochemicals due to its reactive sulfur and halogen functionalities. It is primarily sought by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel antiviral, anticancer, and antimicrobial agents.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Chemical Research: Serves as a crucial reagent in heterocyclic chemistry and medicinal chemistry research programs.
• Material Science: Potential precursor for the development of organic electronic materials and ligands for metal complexes.
• Custom Synthesis: Employed in contract manufacturing and development for creating bespoke fine chemicals.

Basic Information

Product Name	2(1H)-Pyrimidinethione, 5-Chloro- (9Ci)
CAS No.	34772-97-9
Molecular Formula	C4H3ClN2S
Molecular Weight	146.60 g/mol
Synonyms	5-Chloro-2(1H)-pyrimidinethione; 5-Chloro-2-mercaptopyrimidine; 5-Chloro-1H-pyrimidine-2-thione; 5-Chloro-2-pyrimidinethiol; 5-Chloro-2-thioxo-1,2-dihydropyrimidine; 5-Chloro-2-thiouracil; 5-Chloro-2-thiopyrimidone
EINECS	Contact for details

Quality Control

Our 2(1H)-Pyrimidinethione, 5-Chloro- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) with detailed specifications are provided for 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	Off-white to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.