Description

7,8-Dihydro-3H-Pyrano[4,3-D]Pyrimidin-4(5H)-One is a high-purity heterocyclic building block and advanced pharmaceutical intermediate. This compound is of significant value for medicinal chemistry research and the development of novel active pharmaceutical ingredients (APIs). It is primarily sought after by R&D teams and process chemists in the pharmaceutical, agrochemical, and fine chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon for the research and synthesis of potential drug candidates targeting various therapeutic areas.
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies and lead optimization programs due to its fused pyrano-pyrimidine core.
• Agrochemical Development: Serves as a building block for novel active ingredients in crop protection and pest management products.
• Fine Chemical Synthesis: Employed in custom synthesis and the production of specialty chemicals requiring this specific heterocyclic scaffold.
• Academic & Contract Research: Utilized in university laboratories and CROs (Contract Research Organizations) for exploratory chemical synthesis and method development.

Basic Information

Product Name	7,8-Dihydro-3H-Pyrano[4,3-D]Pyrimidin-4(5H)-One
CAS No.	1545120-46-4
Molecular Formula	C7H8N2O2
Molecular Weight	152.15 g/mol
Synonyms	7,8-Dihydro-5H-pyrano[4,3-d]pyrimidin-4-one; 5H-Pyrano[4,3-d]pyrimidin-4(7H)-one, 7,8-dihydro-; 1545120-46-4; Pyrano[4,3-d]pyrimidin-4(5H)-one, 7,8-dihydro-3H-; 3H-Pyrano[4,3-d]pyrimidin-4(5H)-one, 7,8-dihydro-
EINECS	Contact for details

Quality Control

Our 7,8-Dihydro-3H-Pyrano[4,3-D]Pyrimidin-4(5H)-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

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

Specification

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