Our company is Guangzhou Sepol Laboratory Instrument Co.,Ltd. One part of our works in our company is mainly synthesize chrial compounds and organic compounds. We also provide the following compounds: 1. Methyl 2-amino-4-(trifluoromethyl)thiophene-3-carboxylate ( no cas NO. at this moment) 2. 2-chloro-3H-pyrrolo[2,3-d]pyrimidin-4（7H)-one ( no cas NO. at this moment) 3. 2,4-dichloro-7H-pyrrolo[2,3-d]pyrimidine ( no cas NO. at this moment) ...