Description

[1,2,5]Oxadiazolo[3,4-D]Pyrimidine,7-Ethoxy-5-Methoxy-,1-Oxide(9Ci) CAS NO 302800-65-3 is a specialized heterocyclic compound belonging to the fused oxadiazolopyrimidine class, distinguished by its ethoxy and methoxy substituents and N-oxide functionality. This compound serves as a high-value chemical intermediate and key building block in advanced organic synthesis, particularly for constructing complex molecular architectures. It is primarily sought by research and development teams in the pharmaceutical and agrochemical industries for the development of novel active ingredients.

Application

This advanced chemical intermediate enables innovation across several high-tech sectors. Its primary applications include:

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and oncology targets.
• Agrochemical Research: Used as a building block for developing new herbicides, fungicides, and insecticides with novel modes of action.
• Material Science: Investigated for the creation of specialty polymers and organic electronic materials due to its unique heterocyclic structure.
• Academic & Contract Research: Serves as a valuable reagent in university and CRO laboratories for methodological studies and discovery chemistry.
• Chemical Biology: Employed in the design and synthesis of molecular probes and enzyme inhibitors for biochemical research.

Basic Information

Product Name	[1,2,5]Oxadiazolo[3,4-D]Pyrimidine,7-Ethoxy-5-Methoxy-,1-Oxide(9Ci)
CAS No.	302800-65-3
Molecular Formula	C8H8N4O4
Molecular Weight	224.17 g/mol
Synonyms	7-Ethoxy-5-methoxy-[1,2,5]oxadiazolo[3,4-d]pyrimidine 1-oxide; 7-Ethoxy-5-methoxy-[1,2,5]oxadiazolo[3,4-d]pyrimidine N-oxide; [1,2,5]Oxadiazolo[3,4-d]pyrimidine, 7-ethoxy-5-methoxy-, 1-oxide; 302800-65-3; Fused oxadiazolopyrimidine N-oxide; Ethoxy-methoxy-oxadiazolopyrimidine oxide
EINECS	Contact for details

Quality Control

We maintain a rigorous quality management system to ensure batch-to-batch consistency and high purity for research and development applications. Our products undergo comprehensive analytical testing, including HPLC, NMR, and MS, to verify identity and purity. A Certificate of Analysis (COA) detailing all test results is provided with every shipment. We adhere to cGMP principles where applicable to support our clients' regulatory and quality requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This compound is moisture-sensitive (hygroscopic); ensure the container is sealed under an inert atmosphere after each use to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
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.