Description

12-(4-Azido-2-Nitrophenoxy)Stearic Acid CAS NO 58470-00-1 is a specialized bifunctional chemical compound that combines a long-chain fatty acid with a photoreactive aryl azide group. This unique structure makes it a valuable intermediate for photoaffinity labeling and cross-linking applications in advanced biochemical research and materials science. It is primarily utilized by R&D scientists and manufacturers in the life sciences, polymer chemistry, and surface modification sectors who require precise molecular attachment and probe development.

Application

• Photoaffinity Labeling Probe: Acts as a critical reagent for covalently tagging and studying protein-lipid interactions, membrane proteins, and other biological targets upon UV light activation.
• Polymer Modification & Functionalization: Used to introduce photoreactive and hydrophobic groups into polymer backbones, enabling the creation of smart materials, surface coatings, and hydrogels with tailored properties.
• Bioconjugation & Linker Chemistry: Serves as a heterobifunctional cross-linker for attaching fatty acids, lipids, or other hydrophobic molecules to proteins, peptides, or solid supports.
• Materials Science Research: Employed in the development of advanced nanomaterials and self-assembled monolayers (SAMs) where controlled surface chemistry is required.
• Diagnostic Reagent Synthesis: Utilized as a building block in the synthesis of specialized reagents for diagnostic assays and imaging applications.

Basic Information

Product Name	12-(4-Azido-2-Nitrophenoxy)Stearic Acid
CAS No.	58470-00-1
Molecular Formula	C₂₄H₃₈N₄O₅
Molecular Weight	462.59 g/mol
Synonyms	12-(4-Azido-2-nitrophenoxy)octadecanoic acid; 4-Azido-2-nitrophenyl 12-stearate; ANP-Stearic Acid; 12-ANPS; 12-(p-Azido-o-nitrophenoxy)stearic acid; N-12-(4-Azido-2-nitrophenoxy)stearoyl; Photoactivatable stearic acid derivative
EINECS	Contact for details

Quality Control

Our 12-(4-Azido-2-Nitrophenoxy)Stearic Acid is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity, essential for sensitive research applications. Each lot is analyzed via HPLC, NMR, and IR spectroscopy to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a freezer at -20°C or below under an inert atmosphere for long-term stability. The compound is light-sensitive and should be handled under subdued lighting conditions. Allow the sealed container to reach room temperature before opening to prevent moisture condensation.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Area %)
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Solubility	Soluble in DMSO, DMF, THF, chloroform

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