Description

3-Azido-2,7-Naphthalene Disulfonate is a specialized organic intermediate featuring a reactive azido group and two sulfonate moieties, making it a valuable building block for advanced synthesis. This compound is particularly significant for its role in click chemistry reactions, enabling the efficient and selective formation of covalent bonds under mild conditions. It is primarily needed by researchers and manufacturers in the pharmaceutical, bioconjugation, and materials science industries for developing novel drug candidates, diagnostic probes, and functional polymers.

Application

• Click Chemistry Reagent: A key precursor for Huisgen 1,3-dipolar cycloaddition reactions with alkynes to form stable triazole linkages.
• Bioconjugation & Labeling: Used to attach fluorescent tags, affinity labels, or other functional groups to biomolecules like proteins, peptides, and oligonucleotides.
• Pharmaceutical Intermediate: Serves as a critical synthon in the research and development of new active pharmaceutical ingredients (APIs) and prodrugs.
• Polymer & Materials Science: Incorporated into polymer backbones or surfaces to introduce sulfonate groups for enhanced hydrophilicity, ionic conductivity, or specific binding sites.
• Diagnostic Agent Development: Utilized in the synthesis of contrast agents or molecular probes for imaging and diagnostic applications.
• Crosslinking Agent: Can act as a bifunctional linker to crosslink polymers or biomacromolecules, modifying their physical and chemical properties.

Basic Information

Product Name	3-Azido-2,7-Naphthalene Disulfonate
CAS No.	70476-18-5
Molecular Formula	C₁₀H₅N₃O₆S₂
Molecular Weight	327.29 g/mol
Synonyms	2,7-Naphthalenedisulfonic acid, 3-azido-; 3-Azido-2,7-naphthalenedisulfonic acid; 3-Azidonaphthalene-2,7-disulfonate; 3-Azido-2,7-NDS; Azido-NDS; Naphthalene-2,7-disulfonic acid azide derivative; 70476-18-5
EINECS	Contact for details

Quality Control

Our 3-Azido-2,7-Naphthalene Disulfonate is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) with detailed specifications including assay, impurity profile, and identification data. Our quality commitment aligns with cGMP principles for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This compound is light-sensitive and should be handled under appropriate conditions to maintain stability. Keep away from strong oxidizing agents and sources of heat.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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