条件：With oxalyl dichloride In dichloromethane at 20℃; Reflux
收率：98%
参考文献：[1] Beilstein Journal of Organic Chemistry, 2014, vol. 10, p. 1397-1405；[2] Organic Letters, 2013, vol. 15, #1, p. 108-111；[3] Organic and Biomolecular Chemistry, 2013, vol. 11, #24, p. 4016-4024；[4] Bulletin of the Korean Chemical Society, 2010, vol. 31, #11, p. 3434-3436；[5] Organic Letters, 2018, vol. 20, #10, p. 3061-3064；[6] Patent: WO2015/95821, 2015, A1；[7] Patent: WO2017/134188, 2017, A1；[8] Molecules, 2011, vol. 16, #7, p. 5665-5673；[9] Journal of the Chemical Society, 1935, p. 1815,1818；[10] Journal of the American Chemical Society, 1951, vol. 73, p. 2813,2818；[11] Gazzetta Chimica Italiana, 1888, vol. 18, p. 239；[12] Canadian Journal of Chemistry, 1983, vol. 61, p. 1472-1480；[13] Tetrahedron Letters, 2014, vol. 55, #19, p. 3045-3048；[14] Chemical Communications, 2017, vol. 53, #54, p. 7545-7548
条件：With N-chloro-succinimide; tetrachlorosilane In acetonitrile at 60-70℃; for 8 h
收率：75%
参考文献：[1] Tetrahedron Letters, 2011, vol. 52, #31, p. 4026-4029；[2] Recueil des Travaux Chimiques des Pays-Bas, 1904, vol. 23, p. 101；[3] Recueil des Travaux Chimiques des Pays-Bas, 1905, vol. 24, p. 2；[4] Bulletin de la Societe Chimique de France, 1927, vol. <4> 41, p. 331；[5] Journal of the Chemical Society, 1935, p. 1815,1818；[6] Monatshefte fuer Chemie, 1934, vol. 64, p. 153,157；[7] Bulletin de la Societe Chimique de France, 1951, p. 250,253；[8] Journal of the American Chemical Society, 1951, vol. 73, p. 2940；[9] Recueil des Travaux Chimiques des Pays-Bas, 1904, vol. 23, p. 101；[10] Recueil des Travaux Chimiques des Pays-Bas, 1905, vol. 24, p. 2
