Reaktion #79317

Reaktionsgleichung

tert-butyl(6bR,10aS)-5-bromo-1,2,6b,9,10,10a-hexahydropyrido[4,3-b][1,4]thiazino[2,3,4-hi]indole-8(7H)-carboxylate 3,3-dioxide

2,4-dichlorophenyl boronic acid

→

Tert-butyl(6bR,10aS)-5-(2,4-dichlorophenyl)-1,2,6b,9,10,10a-hexahydropyrido[4,3-b][1,4]thiazino[2,3,4-hi]indole-8(7H)-carboxylate 3,3-dioxide

Ausbeute 88.0%

Reaktionsbedingungen

Vorschrift

Tert-butyl(6bR,10aS)-5-(2,4-dichlorophenyl)-1,2,6b,9,10,10a-hexahydropyrido[4,3-b][1,4]thiazino[2,3,4-hi]indole-8(7H)-carboxylate 3,3-dioxide (94 mg, 88%) was prepared via coupling of tert-butyl(6bR,10aS)-5-bromo-1,2,6b,9,10,10a-hexahydropyrido[4,3-b][1,4]thiazino[2,3,4-hi]indole-8(7H)-carboxylate 3,3-dioxide (93 mg, 0.210 mmol) with 2,4-dichlorophenyl boronic acid (60 mg, 0.315 mmol) using the procedure described in Example 450 Step A. 1H NMR (CDCl3, 300 MHz) δ1.42 (s, 9H), 1.82-2.05 (m, 2H), 3.30-3.60 (m, 6H), 3.60-4.00 (m, 4H), 7.20-7.32 (m, 3H), 7.45 (s, 1H), 7.51 (s, 1H) ppm.

Quelle