hangzhou neway chemicals co., ltd.
Country: China (Mainland)
Business Type: Trading Company
7-Amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid diphenylmethyl esterCAS NO.: 36923-21-4
4(1H)-Pyrimidinone,2,3-dihydro-6-phenyl-2-thioxo-CAS NO.: 36822-11-4