Description

Diethyl 4,4’-Disulfanediylbis(3-Nitrobenzoate) is a specialized organic compound featuring a disulfide bridge and nitrobenzoate ester groups, making it a valuable synthetic intermediate. This compound matters for its role in constructing complex molecular architectures, particularly in advanced materials and pharmaceutical research. It is needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for applications such as polymer modification and as a precursor in heterocyclic synthesis.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly those containing disulfide or sulfur-based functional groups.
• Polymer Chemistry: Used as a cross-linking agent or monomer modifier to introduce disulfide linkages, which can impart dynamic or responsive properties to polymeric materials.
• Agrochemical Synthesis: Acts as a precursor in the development of new pesticides and herbicides, leveraging its nitro and ester functionalities for further chemical transformations.
• Material Science Research: Employed in the creation of advanced organic materials, including liquid crystals and organic semiconductors, due to its rigid, conjugated structure.
• Chemical Biology Tool: Utilized in probe development for studying thiol-disulfide exchange reactions in biological systems.
• Organic Synthesis Reagent: Functions as a versatile reagent for introducing the 4,4’-disulfanediylbis(3-nitrobenzoate) moiety into target molecules.

Basic Information

Product Name	Diethyl 4,4’-Disulfanediylbis(3-Nitrobenzoate)
CAS No.	49568-47-0
Molecular Formula	C18H16N2O8S2
Molecular Weight	452.46 g/mol
Synonyms	Diethyl 4,4'-Dithiodibenzoate, 3,3'-Dinitro-; 4,4'-Dithiobis(3-nitrobenzoic acid) diethyl ester; Bis(4-ethoxycarbonyl-2-nitrophenyl) disulfide; 3-Nitro-4-carbethoxyphenyl disulfide; Diethyl 3,3'-dinitro-4,4'-dithiodibenzoate; Ethyl 4,4'-dithiobis(3-nitrobenzoate); DNBDED; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our Diethyl 4,4’-Disulfanediylbis(3-Nitrobenzoate) is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay (HPLC), related substances, and physical characteristics are provided and available upon request. We support compliance with relevant ICH guidelines for pharmaceutical intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). The compound may be light-sensitive; prolonged exposure to light should be avoided. Keep away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Single Unknown Impurity	≤ 1.0%

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