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High-Quality o-Dianisidine (CAS: 119-90-4) - Reliable Supply for Industrial Applications | |
Free Online Advertising Free Internet Web Site Advertising. UK Free Classifieds United Kingdom Free Ads Website. 100% Free Ad Posting. Canada Free Ads Popular Online Classifieds in Canada. No Sign up, No Email Required to Post. o-Dianisidine CAS: 119-90-4, also known as 3,3'-dimethoxybenzidine, is an important biphenylamine-type organic compound with the molecular formula C14H16N2O2. It usually appears as a light gray to light brown crystalline solid. The compound is relatively stable but tends to discolor upon oxidation in air. Properties o-Dianisidine shows moderate solubility in alcohols and ethers, while being sparingly soluble in water. Its molecular structure contains two symmetric aromatic amine groups and methoxy substituents, which endow it with excellent coupling ability, making it highly valuable in the dye industry. Main Applications Dye Intermediate: o-Dianisidine is a key raw material for the synthesis of azo dyes, direct dyes, and acid dyes. It is especially used for producing bright, lightfast orange, red, and brown dyes. Chromogenic Reagent: In analytical and biochemical applications, o-Dianisidine serves as a chromogenic reagent, widely used in enzyme activity assays such as peroxidase (POD) colorimetric detection. Polymers and Coatings: It can also act as an intermediate in the preparation of certain resins and pigments. Conclusion As a significant organic intermediate, o-Dianisidine plays a crucial role in dye manufacturing, chemical analysis, and industrial synthesis. For inquiries, bulk pricing, or technical support regarding o-Dianisidine (CAS: 119-90-4), please contact our sales team today. | |
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2025-09-18 (0.352 sec)