Description

Dl-Phe-Pna CAS NO 14235-17-7 is a high-purity synthetic amino acid derivative, specifically a phenylalanine-based para-nitroanilide. This compound serves as a critical biochemical reagent and synthetic intermediate, valued for its role in enzymatic studies and peptide synthesis. It is primarily utilized by research institutions, pharmaceutical development laboratories, and fine chemical manufacturers requiring precise building blocks for advanced applications.

Application

• Enzyme Substrate: Used as a chromogenic substrate for the assay and kinetic study of proteolytic enzymes like chymotrypsin and subtilisin.
• Pharmaceutical Intermediate: Acts as a key building block in the synthesis of more complex peptides and potential active pharmaceutical ingredients (APIs).
• Biochemical Research: Employed in mechanistic studies of enzyme inhibition and for characterizing protease specificity and activity.
• Diagnostic Reagent Manufacturing: Incorporated into the formulation of diagnostic kits and assays for clinical and research use.
• Peptide Chemistry: Serves as a protected or activated derivative in solid-phase and solution-phase peptide synthesis protocols.

Basic Information

Product Name	Dl-Phe-Pna
CAS No.	14235-17-7
Molecular Formula	C15H15N3O3
Molecular Weight	285.30 g/mol
Synonyms	N-(4-Nitrobenzoyl)-DL-phenylalanine; DL-Phenylalanine 4-nitroanilide; N-(4-Nitrobenzoyl)phenylalanine; 4-Nitro-N-(phenylalanyl)aniline; Phe-pNA; H-DL-Phe-pNA; N-(4-Nitrobenzoyl)-DL-phenylalanine; Substrate for chymotrypsin
EINECS	Contact for details

Quality Control

Our Dl-Phe-Pna is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) detailing batch-specific results are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	< 20 ppm

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