130131-64-5Relevant articles and documents
New synthetic method for dehydrotryptophan derivatives. Synthetic studies on indoles and related compounds. XXXIV
Yokoyama,Takahashi,Takashima,Kohno,Kobayashi,Kataoka,Shidori,Murakami
, p. 832 - 838 (1994)
Dehydrotryptophans (9) having various substituents on the indole ring were synthesized by vinylation of the corresponding indole derivatives (6) with N-acetyldehydroalanine methyl ester (7a) by the use of a stoichiometric amount of palladium salt in aceti
AN INTERESTING REGIOSELECTIVITY OF PALLADATION FOR BROMOINDOLE DERIVATIVES: A CONVENIENT ONE-STEP SYNTHESIS OF 4-BROMODEHYDROTRYPTOPHAN DERIVATIVES
Yokoyama, Yuusaku,Takahashi, Makio,Kohno, Yukari,Kataoka, Kazutaka,Fujikawa, Yasuko,Murakami, Yasuoki
, p. 803 - 804 (2007/10/02)
N'-Protected-N-tosyl- or 5-bromodehydrotryptophan (3) was obtained by the regioselctive vinylation of N-tosyl-4- or 5-bromoindole (1) with N-protected dehydroalanine methyl ester (2) by the use of stoichiometric amount of PdCl2.On the other hand, the same