Crospovidone CAS 25249-54-1 is a cross-linked PVP superdisintegrant used in tablets, beverages and cosmetics. Learn its properties, specifications and sourcing advice.
![Preparation of 4-amino-7-iodopyrrolo [2,1-f ] [1,2,4] triazine](/static/upload/image/20260812/1786524811430773.webp)
In a 2L three-necked flask, tert-butyl 1H-pyrrolo [2,1-f ] [1,2,4] triazine-1-carboxylate was added, followed by tert-butoxycarbonylhydrazine carboxylate (100g, 0.76mol), 2,5-dimethoxytetrahydrofuran (108g, 0.83mol), and dioxane (700mL). The mixture was stirred, and then slowly added dropwise with dilute hydrochloric acid (2M, 10mL) to the solution.
Methyltris(trimethylsiloxy)silane (CAS 17928-28-8) is an organosilicon compound used as a catalyst, functional fluid, and building block in advanced silicone chemistry. Learn about its unique properties.
Methyltris(methylisobutylketoxime)silane (CAS 37859-57-7) is a slow-release oxime crosslinker offering extended open time and improved weathering resistance in neutral-cure silicone formulations.
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