54761-87-4

1-A] ISOQUINOLINE-4-ONE Intermediate praziquantel Praziquantel Intermediates Praziquantel EP Impurity A 11B-HEXAHYDRO-4H-PYRAZION[2 Praziquantel Related CoMpound A Praziquantel USP Related Compound A 2-Benzoyl-1,2,3,6,7,11b-hexahydro-pyrazino[2,1- Praziquantel Impurity 1（Praziquantel EP Impurity A） 2-(phenylcarbonyl)-1,2,3,6,7,11b-hexahydro-4H-pyrazino[2,1-a... Praziquantel EP Impurity A (Praziquantel USP Related Compound A) 2-benzoyl-3,6,7,11b-tetrahydro-1H-pyrazino[2,1-a]isoquinolin-4-one 2-BENZOYL-1,2,3,6,7,11B-HEXAHYDRO-PYRAZINO[2,1-A]ISOQUINOLIN-4-ONE 2-BENZYL-1,2,3,6,7,11B-HEXAHYDRO-4H-PYRAZION[2,1-A] ISOQUINOLINE-4-ONE 2-Benzoyl-1,2,3,6,7,11b-Hexahydro-4H-pyrazino[2,1-a]isoquinoline-4-one 2-benzoyl-1,2,3,6,7,11b-hexahydro-4H-pyrazino [2,1-a]isoquinolin-4-one 2-Benzoyl-2,3,6,7-tetrahydro-1H-pyrazino[2,1-a]isoquinolin-4(11bH)-one (11bRS)-2-Benzoyl-1,2,3,6,7,11b-hexahydro-4H-pyrazino[2,1-a]isoquinolin-4-one 54761-87-4 2-Benzoyl-1,2,3,6,7,11b-Hexahydro-4H-pyrazino[2,1-a]isoquinoline-4-one Praziquantel EP Impurity A/ Praziquantel Related Compound A (Praziquantel N-Benzoyl Impurity) Praziquantel Related Compound A (20 mg) (2-benzoyl-1,2,3,6,7,11b-hexahydro-4H-pyrazino [2,1-a]isoquinolin-4-one)