Description

5-(3-Methyl-Butanoyl)-1,3-Dihydro-Indol-2-One is a high-purity, specialized organic compound belonging to the indolinone class, serving as a critical building block in advanced chemical synthesis. Its value lies in its unique molecular structure, which makes it an essential intermediate for the development of novel active pharmaceutical ingredients (APIs) and fine chemicals. This product is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and advanced material sectors seeking to develop new compounds with specific biological or functional properties.

Application

• Pharmaceutical Intermediate: A key synthetic precursor in the research and development of new drug candidates, particularly those targeting neurological and oncological pathways.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and plant growth regulators that require complex heterocyclic cores.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a building block for electron-transport or host materials in advanced display and lighting technologies.
• Fine Chemical Production: Employed in custom synthesis and contract manufacturing for producing high-value, low-volume specialty chemicals.
• Academic & Industrial Research: Utilized in chemical libraries for high-throughput screening and structure-activity relationship (SAR) studies.
• Dye and Pigment Intermediate: Acts as a precursor in the synthesis of complex organic dyes and functional pigments.

Basic Information

Product Name	5-(3-Methyl-Butanoyl)-1,3-Dihydro-Indol-2-One
CAS No.	220904-90-5
Molecular Formula	C₁₃H₁₅NO₂
Molecular Weight	217.26 g/mol
Synonyms	5-(3-Methylbutanoyl)indolin-2-one; 5-(3-Methylbutyryl)-2-indolinone; 5-Isovalerylindolin-2-one; 2-Oxo-5-(3-methyl-1-oxobutyl)-2,3-dihydro-1H-indole; 5-(3-Methylbutanoyl)-2-indolinone; 220904-90-5; 5-(3-Methylbutyryl)-1,3-dihydro-2H-indol-2-one
EINECS	Contact for details

Quality Control

Our 5-(3-Methyl-Butanoyl)-1,3-Dihydro-Indol-2-One is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to confirm identity and purity. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We adhere to cGMP guidelines where applicable to support our clients in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque or amber packaging, or stored in darkness.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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