DETERMINATION OF INTERMEDIATE (CYCLIC PRODUCT) OF PIRENZEPINE BY TLC-UV SPECTROPHOTOMETRY[J]. Journal of China Pharmaceutical University, 1987, (3): 205-206.
Citation:
DETERMINATION OF INTERMEDIATE (CYCLIC PRODUCT) OF PIRENZEPINE BY TLC-UV SPECTROPHOTOMETRY[J]. Journal of China Pharmaceutical University, 1987, (3): 205-206.
DETERMINATION OF INTERMEDIATE (CYCLIC PRODUCT) OF PIRENZEPINE BY TLC-UV SPECTROPHOTOMETRY[J]. Journal of China Pharmaceutical University, 1987, (3): 205-206.
Citation:
DETERMINATION OF INTERMEDIATE (CYCLIC PRODUCT) OF PIRENZEPINE BY TLC-UV SPECTROPHOTOMETRY[J]. Journal of China Pharmaceutical University, 1987, (3): 205-206.
Silica gel G TLC plate with n-heptane-ethyl acetate-absolute alcohol (5:5:1) as developing solvent was employed for separating the intermediate of pirenzepine synthesis, 5, 6-dihydro-6-oxy-11-hydropyrido [2, 3b] [1, 4] -benzodiazepine (Cyclic product), fr