Description

4H-Cyclopentapyrimidin-4-One, 1,5,6,7-Tetrahydro-, Hydrazone (9Ci) is a specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a key precursor for constructing complex molecular architectures, particularly in the development of novel active pharmaceutical ingredients (APIs). It is primarily needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating new compounds with targeted biological or physical properties.

Application

• Pharmaceutical Intermediate: Serves as a critical scaffold in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-infective agents.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its fused pyrimidine core.
• Chemical Biology Probe: Acts as a versatile building block for creating molecular probes to study enzyme function and biological pathways.
• Material Science Precursor: Employed in the synthesis of organic semiconductors and advanced polymers due to its conjugated system potential.
• Academic & Contract Research: Essential for methodological development and discovery chemistry in university and CRO (Contract Research Organization) laboratories.
• Custom Synthesis: A starting point for the bespoke manufacturing of complex, high-value specialty chemicals for client-specific projects.

Basic Information

Product Name	4H-Cyclopentapyrimidin-4-One, 1,5,6,7-Tetrahydro-, Hydrazone (9Ci)
CAS No.	299441-29-5
Molecular Formula	C7H10N4O
Molecular Weight	166.18 g/mol
Synonyms	1,5,6,7-Tetrahydro-4H-cyclopentapyrimidin-4-one hydrazone; Tetrahydrocyclopentapyrimidinone hydrazone; 4H-Cyclopenta[d]pyrimidin-4-one, 1,5,6,7-tetrahydro-, hydrazone; Cyclopentapyrimidine hydrazone derivative; CAS 299441-29-5
EINECS	Contact for details

Quality Control

Every batch of 4H-Cyclopentapyrimidin-4-One, 1,5,6,7-Tetrahydro-, Hydrazone (9Ci) is produced and tested under strict quality management protocols to ensure consistency and purity for research and development applications. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its nature as an easily oxidized compound, long-term storage under an inert atmosphere (e.g., nitrogen or argon) is recommended for optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Area %)
Water Content (KF)	≤ 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.