Catalog Number - 69020-P21-50

Fast Preparative HILIC Purification with Aromatic Selectivity Using Phenyl Hydride™

The 69020‑P21‑50 Phenyl Hydride™ Prep HPLC Column is designed for laboratories performing rapid preparative‑scale HILIC purification of aromatic and polar compounds. Manufactured with Cogent TYPE‑C™ silica hydride technology, the Phenyl Hydride stationary phase provides excellent selectivity, fast equilibration, and robust column lifetime under preparative operating conditions.

This short‑length preparative column is commonly selected for screening, scouting runs, and early purification workflows, or when analytical methods are being scaled up efficiently to preparative dimensions.

Why Choose Phenyl Hydride™ for Preparative HILIC

Phenyl Hydride™ stationary phases offer interaction mechanisms well suited for preparative HILIC purification of aromatic compounds:

• Strong retention of polar compounds under HILIC conditions

• π–π and hydrophobic interactions that enhance separation of aromatic species

• Reliable selectivity during purification of structurally related compounds

• Stable retention behavior across repeated sample injections

These characteristics support rapid purification while maintaining confidence in fraction quality.

Cogent TYPE‑C™ Silica Hydride Advantage

Phenyl Hydride™ preparative columns are based on silica hydride surfaces rather than traditional silanol‑rich silica, delivering important benefits for fast preparative use:

• Faster equilibration between runs compared to bonded‑silica HILIC phases

• Stable retention at high organic mobile‑phase content

• Reduced stationary‑phase stress during repeated injections

• Long column lifetime suitable for routine preparative workflows

These advantages help minimize downtime during method development and screening.

Ideal Applications

The 69020‑P21‑50 Phenyl Hydride prep column is routinely used for purification of:

• Aromatic amines

• Small peptides containing aromatic residues

• Azides and heteroaromatic compounds

• Polar analytes requiring rapid preparative‑scale separation

It is especially effective for fast method scouting prior to moving to longer preparative columns.

21.2 mm ID × 50 mm Length for Speed‑Focused Preparation

The 21.2 mm ID × 50 mm length configuration provides:

• Short cycle times for rapid purification

• Adequate capacity for preparative screening runs

• Straightforward scale‑up to longer preparative columns

This format is often chosen when speed and throughput are prioritized over maximum resolution.

System Requirements and Operating Considerations

• Intended use: Preparative‑scale HPLC purification

• System requirement: A specialized preparative HPLC system capable of delivering higher flow rates and accommodating large column volumes

• Detection: UV detection commonly used; detector flow cells must be compatible with preparative flow rates

Standard analytical HPLC systems are not suitable for columns of this size.

Custom Item Notice

This product is classified as a Custom Item and can be manufactured to order. Custom Items are non‑returnable.

• For additional details on our CUSTOM ITEM policy.