Description

N,N'-Dithiobisphthalimide is a high-purity organosulfur compound with a distinctive disulfide bridge. This chemical serves as a critical intermediate and specialty additive in advanced material synthesis and polymer modification. It is essential for manufacturers and R&D laboratories in the polymer, agrochemical, and pharmaceutical sectors seeking to incorporate specific sulfur-based functionalities.

Application

• As a key intermediate in the synthesis of agrochemicals, particularly fungicides and insecticides.
• As a cross-linking agent or vulcanization accelerator in specialty rubber and polymer formulations.
• As a precursor for synthesizing novel heterocyclic compounds in pharmaceutical research.
• As a modifier or additive in polymer systems to enhance thermal stability or specific chemical resistance.
• In material science for the development of organic semiconductors or conductive polymers.
• As a reagent in organic synthesis for introducing disulfide or thiol-protected groups.

Basic Information

Product Name	N,N'-Dithiobisphthalimide
CAS No.	7764-30-9
Molecular Formula	C₁₆H₈N₂O₄S₂
Molecular Weight	356.38 g/mol
Synonyms	2,2'-Dithiobis(1H-isoindole-1,3(2H)-dione); Phthalimide, N,N'-dithiobis-; 1H-Isoindole-1,3(2H)-dione, 2,2'-dithiobis-; Bis(N-phthaloyl) disulfide; DTPI; N,N'-Dithiodiphthalimide; Bis(phthalimido) disulfide
EINECS	231-850-9

Quality Control

Our N,N'-Dithiobisphthalimide is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR spectroscopy, to ensure it meets exacting standards. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	285 - 295 °C (dec.)
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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