Chemical Name : Methyl 3-amino-4-(methylsulfonyl)thiophene-2-carboxylate
CAS : 175201-73-7
Synonyms: 3-Amino-4-methanesulfonyl-thiophene-2-carboxylic acid methyl ester;Methyl 3-amino-4-(methylsulfonyl)thiophene-2-carboxylate;Methyl 3-amino-4-(methylsulphonyl)thiophene-2-carboxylate
Tetra

![2-AZASPIRO[5.5]UNDECANE-2,9-DICARBOXYLIC ACID 2-TERT-BUTYL ESTER](https://thsciimg.chemcd.cn/TS91373.gif)

