Catalog Number - 69020-SP50

High‑Throughput Semi‑Preparative HILIC Purification with Aromatic Selectivity Using Phenyl Hydride™

The 69020‑SP50 Phenyl Hydride™ Semi‑Preparative HPLC Column is designed for laboratories performing fast, efficient semi‑preparative purification of aromatic and polar compounds that are difficult to retain or resolve using conventional reversed‑phase chromatography. Manufactured using Cogent TYPE‑C™ silica hydride technology, this stationary phase provides excellent selectivity, rapid equilibration, and robust column lifetime while supporting increased sample loading relative to analytical formats.

This column format is selected when throughput and efficiency are prioritized while still requiring aromatic selectivity beyond reversed‑phase methods.

Why Choose Phenyl Hydride™ for Semi‑Preparative Aromatic Separations

Phenyl Hydride™ stationary phases combine HILIC‑type retention with interaction mechanisms that are particularly effective for aromatic compounds in semi‑preparative workflows:

• Strong retention of polar and moderately polar analytes under high‑organic mobile‑phase conditions

• π–π and hydrophobic interactions that enhance aromatic discrimination

• Reliable separation of structurally related compounds

• Reproducible retention behavior across repeated injections

These characteristics make Phenyl Hydride™ well suited for rapid isolations where selectivity and reliability are required.

Cogent TYPE‑C™ Silica Hydride Advantage

Phenyl Hydride™ columns are built on silica hydride surfaces rather than traditional silanol‑rich bonded silica, providing important performance benefits for semi‑preparative operation:

• Faster equilibration compared to conventional bonded‑silica HILIC phases

• Stable retention at high organic solvent compositions

• Reduced susceptibility to phase collapse or dewetting

• Extended column lifetime under repeated semi‑preparative use

These advantages support predictable performance and consistent purification outcomes.

Ideal Applications

The 69020‑SP50 Phenyl Hydride™ semi‑preparative column is commonly used for purification of:

• Aromatic amines

• Small peptides containing aromatic residues

• Azides and heteroaromatic compounds

• Polar analytes that exhibit poor retention in reversed‑phase systems

It is particularly useful for applications requiring rapid throughput with dependable aromatic selectivity.

10 mm ID × 50 mm Length for High‑Throughput Semi‑Preparative Work

The 10 mm internal diameter × 50 mm length configuration provides:

• Increased sample‑loading capacity compared to analytical columns

• Shorter run times with efficient purification

• Lower backpressure relative to longer semi‑preparative columns

This format is typically chosen for method screening, rapid isolations, or workflows where maximum resolution is not required.

System Compatibility and Operating Requirements

Due to its diameter and operating profile, this column requires a specialized HPLC system capable of semi‑preparative operation, including:

• Stable delivery of elevated flow rates

• Appropriate injector and detector configurations

• Operation within suitable pressure and solvent limits

Typical flow‑rate range: Method‑dependent and governed by system capability System compatibility: Semi‑preparative or preparative‑capable HPLC systems Special requirements: Standard analytical‑only HPLC systems may not be suitable

Custom Order Manufacturing Notice

The 69020‑SP50 Phenyl Hydride™ Semi‑Preparative Column:

• Can be manufactured to order

• Is supplied according to Custom Order specifications

• Is intended for users who have confirmed system compatibility and application requirements

Customers are encouraged to review Custom Order information prior to purchase.

• Read our Custom Order Policy.