Description

4,5-Diazaspiro[2.4]hept-4-ene-6-carboxylic acid, 6-methyl-, methyl ester (9Ci) is a specialized spirocyclic diaza compound that serves as a valuable synthetic intermediate and building block in advanced organic chemistry. Its unique constrained spiro structure makes it a key precursor for developing novel heterocyclic compounds with potential biological activity. This high-purity intermediate is primarily sought by research and development teams in the pharmaceutical and agrochemical sectors for the synthesis of new active ingredients and complex molecular scaffolds.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or requiring spirocyclic motifs.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides where its diazaspiro structure can impart unique biological properties.
• Ligand Synthesis: Serves as a precursor for creating specialized ligands in coordination chemistry and catalysis.
• Material Science: Potential monomer or additive for creating polymers with specific thermal or electronic properties.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies and the exploration of new chemical spaces in heterocyclic chemistry.

Basic Information

Product Name	4,5-Diazaspiro[2.4]hept-4-ene-6-carboxylic acid, 6-methyl-, methyl ester (9Ci)
CAS No.	158664-54-1
Molecular Formula	C8H10N2O2
Molecular Weight	166.18 g/mol
Synonyms	Methyl 6-methyl-4,5-diazaspiro[2.4]hept-4-ene-6-carboxylate; 6-Methyl-4,5-diazaspiro[2.4]hept-4-ene-6-carboxylic acid methyl ester; 4,5-Diazaspiro[2.4]hept-4-ene-6-carboxylic acid, 6-methyl-, methyl ester; Spiro[cyclopropane-1,5'-pyrrolo[1,2-c]pyrimidine]-6'-carboxylic acid, 1',2',3',6'-tetrahydro-2'-methyl-, methyl ester; Diazaspiroheptene ester
EINECS	Contact for details

Quality Control

Our production of 4,5-Diazaspiro[2.4]hept-4-ene-6-carboxylic acid, 6-methyl-, methyl ester (9Ci) adheres to stringent in-process controls to ensure batch-to-batch consistency and high chemical purity. Each lot is fully characterized and undergoes rigorous quality testing, including chromatographic purity analysis and structural confirmation. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance protocols.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	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.