Description

4B,5,9B,10-Tetrahydroindeno[2,1-A]Indene CAS NO 5695-17-0 is a polycyclic hydrocarbon compound characterized by its fused indene-based structure. This specialized organic intermediate is valued for its rigid, multi-ring framework, which makes it a valuable building block in advanced material science and synthetic organic chemistry. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for the development of novel compounds and functional materials.

Application

This chemical serves as a versatile intermediate and scaffold in various high-value synthetic pathways. Its applications include:

• Pharmaceutical Intermediate: Used in the research and synthesis of novel active pharmaceutical ingredients (APIs) with complex polycyclic structures.
• Agrochemical Synthesis: Acts as a key precursor in the development of new herbicides, fungicides, and plant growth regulators.
• Material Science: Employed as a monomer or building block for creating specialized polymers, liquid crystals, and organic electronic materials.
• Organic Synthesis Research: Serves as a model compound or starting material in methodological studies for constructing complex fused-ring systems.
• Ligand and Catalyst Development: Utilized to synthesize novel chelating ligands or organocatalysts due to its unique steric and electronic properties.

Basic Information

Product Name	4B,5,9B,10-Tetrahydroindeno[2,1-A]Indene
CAS No.	5695-17-0
Molecular Formula	C16H14
Molecular Weight	206.28 g/mol
Synonyms	Indeno[2,1-a]indene, 4b,5,9b,10-tetrahydro-; 4b,5,9b,10-Tetrahydroindeno[2,1-a]indene; 1,2,3,5,6,7-Hexahydro-s-indacene; Tetrahydroindenoindene; Dicyclopenta[a,j]tetralin; 1,2,3,5,6,7-Hexahydro-4H-s-indacene; 4H-s-Indacene, 1,2,3,5,6,7-hexahydro-
EINECS	Contact for details

Quality Control

Our production of 4B,5,9B,10-Tetrahydroindeno[2,1-A]Indene adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters 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 room temperature (typically 15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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