Reaktion #10908

Reaktionsgleichung

{4-amino-2-[4-(4-isopropyl-piperazin-1-yl)-phenylamino]-thiazol-5-yl}-(3-methoxy-phenyl)-methanone

[4-Amino-2-[[4-[4-(1-methylethyl)-1-piperazinyl]phenyl]amino]-5-thiazolyl](3-methoxyphenyl)methanone

phosphoric acid

→

{4-Amino-2-[4-(4-isopropyl-piperazin-1-yl)-phenylamino]-thiazol-5-yl}-(3-methoxy-phenyl)-methanone; compound with phosphoric acid

Lösungsmittel

ethanol

ethanol

Reaktionsbedingungen

Aufarbeitung

1. 1
   TemperaturThis was cooled
2. 2
   Sonstigecrystals were collected
3. 3
   Sonstigedried

Vorschrift

A solution of {4-amino-2-[4-(4-isopropyl-piperazin-1-yl)-phenylamino]-thiazol-5-yl}-(3-methoxy-phenyl)-methanone (of Example 43; 113 mg, 0.25 mmol) was dissolved in hot ethanol (10 ml) and to this was added 25 mg of phosphoric acid in ethanol (1 ml). This was cooled and crystals were collected and dried to furnish {4-Amino-2-[4-(4-isopropyl-piperazin-1-yl)-phenylamino]-thiazol-5-yl}-(3-methoxy-phenyl)-methanone; compound with phosphoric acid. MicroAnalysis C, H, N, P, and S.

Quelle