Description

Hydrazinecarboxylic Acid, (3-Methyl-2-Oxocyclopentylidene)-, Methyl Ester (9Ci) is a specialized heterocyclic compound that serves as a valuable synthetic intermediate in advanced organic synthesis. Its unique structure, featuring a hydrazinecarboxylate moiety fused with a substituted cyclopentanone ring, makes it a versatile building block for constructing complex molecular architectures. This high-purity intermediate is primarily sought by research institutions and pharmaceutical development laboratories for the synthesis of novel active pharmaceutical ingredients (APIs) and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the research and development of novel therapeutic agents, particularly those with complex heterocyclic cores.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, where its structure can contribute to specific biological activity.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex molecules, including natural product analogs and functional materials.
• Ligand and Catalyst Development: Serves as a starting material for synthesizing specialized ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Fine Chemical Production: Utilized in the multi-step synthesis of high-value, low-volume specialty chemicals for various industrial applications.

Basic Information

Product Name	Hydrazinecarboxylic Acid, (3-Methyl-2-Oxocyclopentylidene)-, Methyl Ester (9Ci)
CAS No.	452278-75-0
Molecular Formula	C8H12N2O3
Molecular Weight	184.19 g/mol
Synonyms	(3-Methyl-2-oxocyclopentylidene)hydrazinecarboxylic acid methyl ester; Methyl (3-methyl-2-oxocyclopentylidene)carbazate; Methyl N'-(3-methyl-2-oxocyclopentylidene)hydrazinecarboxylate; 452278-75-0; (3-Methyl-2-oxocyclopentylidene)carbazic acid methyl ester; Hydrazinecarboxylic acid, (3-methyl-2-oxocyclopentylidene)-, methyl ester; Methyl carbazate derivative of 3-methylcyclopentane-1,2-dione
EINECS	Contact for details

Quality Control

Our Hydrazinecarboxylic Acid, (3-Methyl-2-Oxocyclopentylidene)-, Methyl Ester (9Ci) is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We adhere to cGMP principles where applicable to support our clients' regulatory requirements in pharmaceutical development.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, the container should be kept sealed under positive pressure of inert gas after each use to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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