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Products' impurities

Impurities of Ambroxol Hydrochloride
Product name Code CAS No. Structure of impurities Specifications
(2-Amino-3,5 -dibromophenyl) methanol Ambroxol hydrochloride's impurity A 50739-76-9 20mg,100mg
Trans-4-(6,8- dibromo-1,4- dihydroquinazolin -3(2H)yl) cyclohexanol Ambroxol hydrochloride's impurity B 15942-08-2 20mg,100mg
Trans-4- [[2-amino-3,5 dibromobenzyliden] amino] Cyclohexanol Ambroxol hydrochloride's impurity C 50910-53-7 20mg,100mg
Cis-4- [(2-amino-3,5- dibromobenzyl) amino] Cyclohexanol Ambroxol hydrochloride's impurity D 107814-37-9 20mg,100mg
2-Amino-3,5- dibromobenzaldehyde Ambroxol hydrochloride's impurity E 50910-55-9 20mg,100mg
Impurities of Brimonidine d-Tartrate
Product name Code CAS No. Structure of impurities Specifications
N-(4,5-dihydro-1H-imidazol-2-yl)quinoxalin-6-amine Brimonidine d-tartrate's impurity A 91147-43-2 20mg,100mg
6-Amino-5-bromoquinoxaline Brimonidine d-tartrate's impurity B 50358-63-9 20mg,100mg
6-Aminoquinoxaline Brimonidine d-tartrate's impurity C 6298-37-9 20mg,100mg
5-Bromoquinazolin-6-ylthiourea Brimonidine d-tartrate's impurity D 842138-74-3 20mg,100mg
5-Bromo-6-guanidinoquinoxaline Brimonidine d-tartrate's impurity E 168329-48-4 20mg,100mg
4,5-Didehydro brimonidine Brimonidine d-tartrate's impurity F 151110-15-5 20mg,100mg
1-(2-Aminoethyl)-3-(5-bromoquinoxalin-6-yl)urea Brimonidine d-tartrate's impurity G 1216379-05-3 20mg,100mg
Impurities of Acitretin
Product name Code CAS No. Structure of impurities Specifications
(2Z,4E,6E,8E)-9-(4-methoxy-2,3,6-trimethylphenyl)-3,7-dimethylnona-2,4,6,8-tetraenoic acid Acitretin's impurity A 69427-46-9 20mg,100mg
Ethyl (all-E)-9-(4-methoxy-2,3,6-trimethylphenyl)-3,7-dimethylnona-2,4,6,8-tetraenoate Acitretin's impurity B 54350-48-0 20mg,100mg

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