Reaktion #2467941

Reaktionsgleichung

4-Phenyl-thiazole-2-carboxylic acid

1-[3-(dimethylamino)propyl]-3-ethylcarbodiimide hydrochloride

phenylalanine methyl ester

→

3-Phenyl-2-[(4-phenyl-thiazole-2-carbonyl)-amino]-propionic acid methyl ester

Lösungsmittel

DMF

Reaktionsbedingungen

Aufarbeitung

1. 1
   Einengenconcentrated in vacuo
2. 2
   workup.DISSOLUTIONthe residue was dissolved in CH2Cl2 (20 mL)
3. 3
   Waschenwas washed with 5% NaHCO3
4. 4
   Trocknendried with MgSO4
5. 5
   Einengenconcentrated in vacuo
6. 6
   SonstigeThe residue was purified by HPLC
7. 7
   SonstigeThe product was obtained 92 mg (61%) as white solid

Vorschrift

To a suspension of 4-Phenyl-thiazole-2-carboxylic acid (100 mg, 0.4 mmol) and 1-[3-(dimethylamino)propyl]-3-ethylcarbodiimide hydrochloride (0.44 mmol) in DMF (4 mL) at 25° C. was added phenylalanine methyl ester (72 mg, 0.4 mmol), the resulting mixture was stirring at 25° C. for overnight and concentrated in vacuo, and the residue was dissolved in CH2Cl2 (20 mL) was washed with 5% NaHCO3, dried with MgSO4 and concentrated in vacuo. The residue was purified by HPLC. The product was obtained 92 mg (61%) as white solid.

Quelle