Description

4-Cyano-4'-Pentyldiphenyl-D19 is a deuterated liquid crystal intermediate, specifically a perdeuterated derivative of a cyanobiphenyl compound. This high-value specialty chemical is essential for advanced research and development in the field of organic electronics and display technology. It is primarily utilized by scientists and manufacturers in the liquid crystal, OLED, and advanced materials sectors for applications requiring precise molecular control and isotopic labeling.

Application

• Liquid Crystal Synthesis: A key deuterated intermediate for the production of high-performance nematic and ferroelectric liquid crystals (LCs) used in display applications.
• OLED Materials Development: Serves as a building block for deuterated host or emitter materials in organic light-emitting diodes to enhance device lifetime and efficiency.
• NMR Spectroscopy: Used as an internal standard or a deuterated probe in nuclear magnetic resonance studies due to its specific isotopic labeling.
• Advanced Organic Semiconductors: A precursor in the synthesis of deuterated organic semiconductor materials for studying charge transport mechanisms.
• Isotopic Labeling Studies: Employed in chemical and pharmaceutical research to trace reaction pathways and metabolic processes.
• Photovoltaic Research: Investigated as a component in the development of novel materials for organic photovoltaic cells.

Basic Information

Product Name	4-Cyano-4'-Pentyldiphenyl-D19
CAS No.	117950-85-3
Molecular Formula	C18D19N
Molecular Weight	257.41 g/mol
Synonyms	4-Cyano-4'-pentylbiphenyl-d19; 5CB-d19; 4'-Pentyl-4-cyanobiphenyl-d19; 4-Cyano-4'-pentyl-1,1'-biphenyl-d19; Perdeuterated 5CB; 4-n-Pentyl-4'-cyanobiphenyl-d19; 4-Pentyl-4'-cyanobiphenyl-d19; K15-d19 (Deuterated)
EINECS	Contact for details

Quality Control

Our 4-Cyano-4'-Pentyldiphenyl-D19 is produced under strict quality management protocols. Each batch is characterized using advanced analytical techniques including NMR (¹H, ¹³C, ²H), HPLC, and GC-MS to ensure isotopic purity and chemical identity. Certificates of Analysis (COA) detailing deuterium enrichment (typically >98 atom % D), chemical purity, and specific analytical data are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). Keep away from heat and open flame. For long-term storage, consider storage under an inert atmosphere such as argon or nitrogen to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Deuterium Enrichment	≥98 atom % D
Purity (HPLC)	≥98.0%
Melting Point	22 - 24 °C

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