Zibo Biyun Chemical Co., Ltd.
Profile: Zibo Biyun Chemical Co., Ltd. is a manufacturer of chemicals. We manufacture 3-ethyl-4-methyl-3-pyrroline-2-one and 4-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline -1-formylamino)ethyl]-benzenesulfonamide. Our 3-ethyl-4-methyl-3-pyrroline-2-one is a white or light yellow crystalline powder. Its melting point is 100 to 104°C. The 4-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline -1-formylamino)ethyl]-benzenesulfonamide is a white crystalline powder with molecular weight of 351.