Description

5H-Cyclopentapyrimidine, 6,7-Dihydro-4-Methyl- (9Ci) is a high-purity, specialized heterocyclic organic compound serving as a critical building block in advanced chemical synthesis. Its value lies in its unique fused-ring structure, which provides a versatile scaffold for constructing complex molecules with targeted biological or material properties. This intermediate is essential for research and development chemists in the pharmaceutical, agrochemical, and material science industries seeking to develop novel active ingredients and functional compounds.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, or oncology.
• Agrochemical Research: Used in developing new active ingredients for crop protection products, such as herbicides, fungicides, or insecticides, leveraging its heterocyclic core.
• Material Science: Serves as a monomer or functional additive in the research of advanced polymers, liquid crystals, or organic electronic materials.
• Chemical Synthesis Building Block: Employed in academic and industrial R&D for constructing complex polycyclic frameworks and exploring new chemical spaces in medicinal chemistry.
• Bioconjugate Chemistry: Potential use in creating labeled compounds or probes for biochemical and diagnostic applications due to its modifiable structure.

Basic Information

Product Name	5H-Cyclopentapyrimidine, 6,7-Dihydro-4-Methyl- (9Ci)
CAS No.	500893-45-8
Molecular Formula	C8H10N2
Molecular Weight	134.18 g/mol
Synonyms	4-Methyl-6,7-dihydro-5H-cyclopentapyrimidine; 6,7-Dihydro-4-methyl-5H-cyclopentapyrimidine; 4-Methyl-5,6,7,8-tetrahydroquinazoline; 5H-Cyclopentapyrimidine, 6,7-dihydro-4-methyl-; 4-Methyl-5,6-dihydrocyclopentapyrimidine; Tetrahydro-4-methylcyclopentapyrimidine; 4-Methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidine
EINECS	Contact for details

Quality Control

Our 5H-Cyclopentapyrimidine, 6,7-Dihydro-4-Methyl- (9Ci) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent identity. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each 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 heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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