A‑2ITX is a high‑purity (>99%) yellow crystalline photoinitiator used in printing inks, offering strong performance in UV‑curing applications. It delivers excellent stability under normal conditions and provides very high aquatic toxicity, requiring careful handling and controlled use. With a high melting point, low vapor pressure, and a log Kow of 5.59, it’s designed for formulations where consistent reactivity and reliable curing efficiency are essential.