Fig. 2.
Derivatization of 3-sulfopropanoic acid by N-ethyl-N′-(3-dimethylaminopropyl) carbodiimide (EDC) and 2,2,2-trifluroethylamine (TFEA) to produce 2‐[(2,2,2‐trifluoroethyl)carbamoyl]ethane‐1‐sulfonic acid
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