Description

3 5 7 9 11 13 15-Heptacyclopentylpenta-& CAS NO 216972-58-6 is a highly functionalized, complex organic compound characterized by its unique heptacyclopentyl-substituted penta- structure. This compound matters as a sophisticated chemical building block and ligand, offering significant value in advanced material science and catalytic research due to its steric bulk and electronic properties. It is primarily needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for developing novel synthetic pathways and high-performance materials.

Application

• Advanced Ligand Synthesis: Serves as a precursor for creating sterically demanding ligands used in transition metal catalysis, particularly for challenging cross-coupling and polymerization reactions.
• Pharmaceutical Intermediates: Utilized in the research and development of complex active pharmaceutical ingredients (APIs) where its unique structure can impart specific biological activity or metabolic stability.
• Material Science Research: Acts as a key monomer or additive in the development of novel organic electronic materials, liquid crystals, or high-temperature polymers.
• Agrochemical Development: Employed in the synthesis of next-generation crop protection agents with enhanced efficacy and environmental profiles.
• Academic & Industrial R&D: A valuable tool for fundamental organic chemistry research, enabling studies on steric effects, reaction mechanisms, and new molecular architectures.

Basic Information

Item	Details
Product Name	3 5 7 9 11 13 15-Heptacyclopentylpenta-& CAS NO 216972-58-6
CAS No.	216972-58-6
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Heptacyclopentylpenta-; 216972-58-6; 3,5,7,9,11,13,15-Heptacyclopentylpentacyclo[9.5.1.1^{3,9}.1^{5,15}.1^{7,13}]octasiloxane; Heptacyclopentylpentacyclooctasiloxane; POSS derivative (Heptacyclopentyl); Polyhedral Oligomeric Silsesquioxane (POSS) cage with cyclopentyl substituents; Cyclopentyl-POSS; Heptacyclopentyl substituted POSS cage compound.
EINECS	Contact for details

Quality Control

Our 3 5 7 9 11 13 15-Heptacyclopentylpenta-& CAS NO 216972-58-6 is produced and handled under a strict quality management system. Each batch undergoes rigorous analytical testing, including NMR, HPLC, and GC-MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical quality 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 (15-25°C). This material is moisture-sensitive (hygroscopic); keep the container tightly sealed under an inert atmosphere such as nitrogen or argon to prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%

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