Description

3,3,7-Trimethyloxindole is a versatile heterocyclic organic compound belonging to the oxindole class, which serves as a critical synthetic intermediate and building block in advanced organic synthesis. Its value lies in its functionalized structure, enabling the construction of complex molecules for pharmaceutical and agrochemical research. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for developing new active ingredients and novel materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates, particularly those targeting central nervous system (CNS) disorders.
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and plant growth regulators.
• Organic Synthesis: Serves as a versatile precursor for constructing complex heterocyclic frameworks and spirocyclic compounds.
• Material Science: Potential monomer or intermediate for developing specialty polymers and organic electronic materials.
• Dye & Pigment Synthesis: Intermediate in the production of specialized dyes and organic pigments.
• Academic & Contract Research: Essential reagent for methodological studies and discovery chemistry in university and CRO laboratories.

Basic Information

Product Name	3,3,7-Trimethyloxindole
CAS No.	19501-89-4
Molecular Formula	C11H13NO
Molecular Weight	175.23 g/mol
Synonyms	3,3,7-Trimethyl-1,3-dihydro-2H-indol-2-one; 3,3,7-Trimethyl-2-indolinone; 7-Methyl-3,3-dimethyloxindole; 3,3-Dimethyl-7-methyloxindole; 2-Oxo-3,3,7-trimethylindoline; 3,3,7-TMO
EINECS	Contact for details

Quality Control

Our 3,3,7-Trimethyloxindole is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy. Certificates of Analysis (COA) documenting all test results are available upon request to support your quality assurance and regulatory needs.

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). Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.