Description

3,5,6,7-Tetrahydro-4,8-Dimethyl-S-Indacen-1(2H)-One is a specialized organic compound belonging to the indacene class, serving as a valuable intermediate in advanced chemical synthesis. Its unique fused-ring structure makes it a critical building block for the development of complex molecules, including pharmaceuticals, agrochemicals, and functional materials. This high-purity intermediate is essential for research and production chemists in the pharmaceutical, agrochemical, and material science industries seeking reliable and consistent raw materials for their synthesis pipelines.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds with complex polycyclic frameworks.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging its structural complexity.
• Material Science Research: Acts as a precursor for organic semiconductors, dyes, and pigments due to its conjugated system potential.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing intricate molecular architectures in medicinal and synthetic chemistry.
• Ligand and Catalyst Development: Serves as a backbone for creating novel ligands used in catalytic processes, including asymmetric synthesis.

Basic Information

Product Name	3,5,6,7-Tetrahydro-4,8-Dimethyl-S-Indacen-1(2H)-One
CAS No.	54889-59-7
Molecular Formula	C14H16O
Molecular Weight	200.28 g/mol
Synonyms	4,8-Dimethyl-s-indacen-1(2H)-one, 3,5,6,7-tetrahydro-; 1(2H)-S-Indacenone, 3,5,6,7-tetrahydro-4,8-dimethyl-; 4,8-Dimethyl-3,5,6,7-tetrahydro-s-indacen-1(2H)-one; Tetrahydrodimethylindacenone; 4,8-Dimethyl-1-oxo-1,2,3,5,6,7-hexahydro-s-indacene
EINECS	Contact for details

Quality Control

Our 3,5,6,7-Tetrahydro-4,8-Dimethyl-S-Indacen-1(2H)-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, GC, and NMR, to verify identity, potency, and impurity profiles. Certificates of Analysis (COA) documenting all critical specifications are provided with every shipment 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 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 opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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