For chemists and formulation scientists, a deep understanding of a chemical intermediate's technical specifications is fundamental to successful product development. 1,3-Diiminoisoindoline (CAS 3468-11-9) is one such compound, critical for various dyeing and printing applications. As a chemical manufacturer dedicated to providing high-quality materials, we detail the essential specifications for this compound.

1,3-Diiminoisoindoline, with the molecular formula C8H7N3 and a molecular weight of 145.16, is primarily recognized for its role in the dye industry. Its appearance is consistently described as a light yellow to green powder. This physical characteristic is the first indicator of product quality for many users.

The purity of 1,3-Diiminoisoindoline is typically specified by its assay, which commonly stands at a minimum of 98%. This high purity level ensures predictable performance and optimal results in complex chemical syntheses and formulation processes. Furthermore, key physical properties such as melting point (often cited around 190-200°C, with decomposition), moisture content (typically ≤0.30%), and insoluble matter (usually ≤0.1%) are critical parameters that formulators should scrutinize when they intend to buy this chemical.

These specifications are not merely data points; they directly influence the compound's behavior in applications like dyeing and printing cotton fabrics, and its compatibility with various pigments. A reliable manufacturer or supplier will ensure these parameters are met consistently, often backed by rigorous quality control and detailed analytical reports.

When evaluating potential suppliers, especially those in China, it is important to request detailed technical datasheets or Certificates of Analysis (COA) that confirm these specifications. This due diligence is essential for R&D scientists and procurement managers alike, ensuring that the 1,3-Diiminoisoindoline procured will meet the exact requirements of their formulations. Understanding the price for this intermediate, especially when buying in bulk, often necessitates direct inquiry with manufacturers who can provide precise quotes.

In essence, the technical specifications of 1,3-Diiminoisoindoline are a testament to its quality and suitability for advanced chemical applications. By prioritizing these details and partnering with reputable suppliers, formulators can confidently integrate this vital intermediate into their production processes, driving innovation and product excellence.