Description

cis-4B,5,9B,10-Tetrahydroindeno[2,1-A]Indene is a high-purity, polycyclic hydrocarbon building block of significant interest in advanced organic synthesis. This compound matters for its rigid, fused-ring structure which serves as a versatile precursor for creating complex molecular architectures. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical and advanced materials sectors for applications such as ligand synthesis and the development of novel organic semiconductors.

Application

• Pharmaceutical Intermediate: Serves as a key chiral scaffold or building block in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Ligand Synthesis: Used in the development of specialized ligands for catalysis, particularly in asymmetric synthesis and transition metal catalysis.
• Advanced Material Research: Acts as a precursor for organic electronic materials, including potential use in organic light-emitting diodes (OLEDs) and semiconductors due to its conjugated system.
• Fine Chemical Synthesis: Employed in academic and industrial research laboratories for constructing complex polycyclic and stereodefined organic molecules.
• Polymer Chemistry: Can be utilized as a monomer or cross-linking agent for developing polymers with unique thermal and mechanical properties.

Basic Information

Product Name	cis-4B,5,9B,10-Tetrahydroindeno[2,1-A]Indene
CAS No.	16293-79-1
Molecular Formula	C14H14
Molecular Weight	182.26 g/mol
Synonyms	cis-4b,5,9b,10-Tetrahydroindeno[2,1-a]indene; Indeno[2,1-a]indene, 4b,5,9b,10-tetrahydro-, cis-; (4bS,9bS)-4b,5,9b,10-Tetrahydroindeno[2,1-a]indene; cis-Hexahydroindenoindene; cis-Tetrahydroindenoindene; 1,2,3,3a,4,9b-Hexahydroindeno[1,2-a]indene (related isomer); Bicyclic indene derivative.
EINECS	Contact for details

Quality Control

Our cis-4B,5,9B,10-Tetrahydroindeno[2,1-A]Indene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (NMR, IR), to ensure high chemical purity and identity. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). Keep away from strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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