Description

(3Z)-1-Ethyl-1H-Indole-2,3-Dione 3-Oxime CAS NO 3922-17-6 is a specialized oxime derivative of isatin, a heterocyclic compound with significant synthetic utility. This high-purity chemical intermediate is valued for its role in constructing complex molecular architectures, particularly in pharmaceutical and advanced materials research. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for synthesizing novel active compounds and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, due to the isatin scaffold's biological relevance.
• Agrochemical Synthesis: Used in research and development for creating new herbicides, fungicides, and plant growth regulators with enhanced efficacy.
• Coordination Chemistry & Ligand Design: Serves as a versatile ligand precursor for metal complexes in catalysis and materials science applications.
• Organic Synthesis Reagent: Employed in various name reactions and as a starting material for synthesizing more complex heterocycles like spirooxindoles.
• Biochemical Research: Utilized as a probe or inhibitor in enzymatic studies, leveraging its ability to interact with specific biological targets.
• Dye & Pigment Intermediate: Acts as a precursor in the development of specialized dyes and functional colorants.

Basic Information

Product Name	(3Z)-1-Ethyl-1H-Indole-2,3-Dione 3-Oxime
CAS No.	3922-17-6
Molecular Formula	C10H10N2O2
Molecular Weight	190.20 g/mol
Synonyms	1-Ethylisatin 3-oxime; 1-Ethylisatin-3-oxime; (3Z)-1-Ethylindoline-2,3-dione 3-oxime; 1-Ethyl-2,3-dioxoindoline-3-oxime; 3-(Hydroxyimino)-1-ethylindolin-2-one; Isatin, 1-ethyl-, 3-oxime; 3922-17-6; NSC 403697
EINECS	Contact for details

Quality Control

Our (3Z)-1-Ethyl-1H-Indole-2,3-Dione 3-Oxime is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. This product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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