薬剤間介剤

薬剤間介 O メチル硫酸ウレア半硫酸ウレア半硫酸ウレア半硫酸ウレア半硫酸ウレア半硫酸ウレア半硫酸ウレア半硫酸ウレア半硫酸ウレア半硫酸ウレア半硫酸ウレア半硫酸ウレア半硫酸ウレア半硫酸ウレア半硫酸ウレア半硫酸ウレア半硫酸ウレア半硫酸ウレア

O-Methylisourea hemisulfate (Methylisourea hemisulfate), 98% CAS 52328-05-9 Chemical Intermediate Product Overview O-Methylisourea hemisulfate (CAS 52328-05-9), supplied as the hemisulfate salt for enhanced stability and ease of handling, is a high-purity guanidine derivative that functions as a versatile methylating agent and critical building block in heterocyclic synthesis. This white crystalline powder with a minimum assay of 98% is widely employed in pharmaceutical and

3,4 ディメトキシベンザルデヒド ベラトラルデヒド 99 パーセント 化学中間産物 CAS 120 14 9

Introduction 3,4-Dimethoxybenzaldehyde (CAS 120-14-9), widely recognized as Veratraldehyde, is a high-purity aromatic aldehyde specifically optimized for use as a pharmaceutical intermediate. Supplied as a white to off-white crystalline powder with a minimum assay of 99%, it functions as a fundamental building block in the synthesis of several essential active pharmaceutical ingredients, notably including antihypertensive therapies and indole alkaloids. Its consistent quality