SYNTHESIS OF ECGONINIC ACID AND RELATED PYRROLIDONES

[1] HAGER, 1949, Patent No. 2462388

[2] LEUCHS H, 1909, BER, V42, P1234

[3] MEYER, 1909, BER, V42, P2837

[4] NEWMAN NS, 1941, J AM CHEM SOC, V63, P2431

[5] SCHUSTER C, 1941, Patent No. 2267757

[6] WILLSTATTER, 1901, BER DTSCH CHEM GES, V34, P1818

[7] ZIENTY, 1947, J AM CHEM S, V69, P715

[8] 1942, Patent No. 880400

[1] HAGER, 1949, Patent No. 2462388

[2] LEUCHS H, 1909, BER, V42, P1234

[3] MEYER, 1909, BER, V42, P2837

[4] NEWMAN NS, 1941, J AM CHEM SOC, V63, P2431

[5] SCHUSTER C, 1941, Patent No. 2267757

[6] WILLSTATTER, 1901, BER DTSCH CHEM GES, V34, P1818

[7] ZIENTY, 1947, J AM CHEM S, V69, P715

[8] 1942, Patent No. 880400