Description

2,4-Dichloro-6,8-Dihydro-5H-Thiopyrano[3,4-D]Pyrimidine is a high-value, heterocyclic organic compound featuring a fused thiopyrano-pyrimidine core structure. This molecule serves as a critical advanced pharmaceutical intermediate (API) and a versatile building block in medicinal chemistry research. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for the synthesis of novel active compounds.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting various enzyme families.
• Medicinal Chemistry Research: Used as a core scaffold for structure-activity relationship (SAR) studies and library synthesis in drug discovery programs.
• Agrochemical Development: Serves as a building block for creating new herbicides, fungicides, or insecticides with potential novel modes of action.
• Chemical Biology Probes: Utilized in the development of molecular probes to study biological pathways and protein functions.
• Material Science Research: Potential precursor for the synthesis of specialized heterocyclic polymers or ligands for catalysis.

Basic Information

Product Name	2,4-Dichloro-6,8-Dihydro-5H-Thiopyrano[3,4-D]Pyrimidine
CAS No.	1434142-20-7
Molecular Formula	C7H6Cl2N2S
Molecular Weight	221.11 g/mol
Synonyms	2,4-Dichloro-5H-thiopyrano[3,4-d]pyrimidine; 2,4-Dichloro-6,8-dihydro-5H-thiopyrano[3,4-d]pyrimidine; 5H-Thiopyrano[3,4-d]pyrimidine, 2,4-dichloro-6,8-dihydro-; Thiopyrano[3,4-d]pyrimidine, 2,4-dichloro-6,8-dihydro-5H-; CAS 1434142-20-7
EINECS	Contact for details

Quality Control

Our 2,4-Dichloro-6,8-Dihydro-5H-Thiopyrano[3,4-D]Pyrimidine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory needs.

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 incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
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.