Description

5H-Cyclopentapyrimidine, 6,7-Dihydro- (6Ci,7Ci,8Ci,9Ci) is a specialized heterocyclic organic compound with the CAS number 5661-00-7, serving as a valuable building block in advanced synthetic chemistry. Its unique fused-ring structure makes it a critical intermediate for the development of novel pharmaceuticals and agrochemicals. This high-purity intermediate is essential for research and development chemists and process engineers in the fine chemical and life science industries.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic core for biological activity.
• Material Science: Serves as a monomer or precursor for creating advanced organic electronic materials, such as those used in OLEDs or conductive polymers.
• Academic & Industrial R&D: A versatile scaffold for medicinal chemistry, enabling structure-activity relationship (SAR) studies and library synthesis for high-throughput screening.
• Fine Chemical Synthesis: Employed in custom synthesis and contract manufacturing for producing complex, high-value specialty chemicals.

Basic Information

Product Name	5H-Cyclopentapyrimidine, 6,7-Dihydro- (6Ci,7Ci,8Ci,9Ci)
CAS No.	5661-00-7
Molecular Formula	C7H8N2
Molecular Weight	120.15 g/mol
Synonyms	6,7-Dihydro-5H-cyclopentapyrimidine; 5H-Cyclopenta[d]pyrimidine, 6,7-dihydro-; Cyclopentapyrimidine, 6,7-dihydro-; 1,4,5,6-Tetrahydrocyclopentapyrimidine; 5H-Cyclopentapyrimidine, 6,7-dihydro-; 6,7-Dihydro-5H-cyclopenta[d]pyrimidine; 5,6,7,8-Tetrahydrocyclopentapyrimidine
EINECS	Contact for details

Quality Control

Our 5H-Cyclopentapyrimidine, 6,7-Dihydro- is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure high purity and batch-to-batch consistency suitable for demanding R&D and scale-up processes. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.