杂质对照品促销

促销热线  
Prednisone D4         强的松 D4 1953-3-2
Prednisolone D6  氢化波尼松 D6 52438-85-4 
  
Gestodene 孕二烯酮 60282-87-3
Gestodene Impurity I 孕二烯酮杂质I 
Gestodene impurity C 孕二烯酮杂质C 

Levonogestrel Impurity R  
Levonogestrel Impurity Q  
Levonogestrel Impurity T  
  
Ethinylestradiol 乙炔雌二醇 57-63-6
Ethinylestradiol Impurity B 乙炔雌二醇杂质B 
Ethinylestradiol Impurity A 乙炔雌二醇杂质A 
Ethinylestradiol Impurity I 乙炔雌二醇杂质I 
   
Ethyl magnesium chloride 乙基氯化镁 2386-64-3 C2H5ClMg
   
Pyrrolidine 四氢吡咯 123-75-1 C4H9N

Cefepime 头孢吡肟 88040-23-7  C19H24N6O5S2
Cefepime Impurities A 头孢吡肟杂质A  
Cefepime Impurities  B 头孢吡肟杂质B  

Abiraterone glucuronide  阿比特龙葡糖苷酸  
Abiraterone N-oxide  阿比特龙甲氧氮芥  
Abiraterone Sulphate  硫酸阿比特龙  
  
Dabigatran Glucuronide 达比加群葡糖苷酸 
  
Solifenacin N-glucuronide  索利那新N-萄糖醛酸 
Solifenacin N-oxide  索利那新甲氧氮芥 
  
2-Hydroxy atorvastatin glucuronide  2-羟基阿托伐他汀葡糖苷酸 
Metformin-d6  二甲双胍-D6 

Desethylamiodarone Hydrochloride  Impurity (B) ‪ 盐酸去乙胺碘酮杂质B as per EP- (2-Butylbenzofuran-3-yl)[4-[2-(ethylamino)ethoxy]-3,5-di-iodophenyl]methanone Hydrochloride
(Desethylamiodarone Hydrochloride)‪ ‪Impurity (F)  盐酸去乙胺碘酮杂质F as per EP- (2-Butylbenzofuran-3-yl)[4-hydroxy-3-iodophenyl]methanone‪

(R,S)盐酸帕洛诺司琼   
 2-(1-Azabicyclo[2.2.2]oct-3S-yl)-2,3,3a(R),4,5,6-hexahydrobenzo[de]isoquinolin-1-one hydrochloride  
 Alternate Name: 1H-Benz[de]isoquinolin-1-one, 2-(3S)-1-azabicyclo[2.2.2]oct-3-yl-2,3,3a,4,5,6-hexahydro-, hydrochloride (1:1), (3aR)-   
CAS No: 135755-51-0 (Hydrochloride salt)       
      
Galantamine HBr Impurity      
SR No. Name EP 7.0 Chemical Name Structure  
加兰他敏甲氧氮芥 N-Oxide of Galantamine  [4aS-(4aα, 6β,8aR*)]-4a,5,9,10,11,12-Hexahydro-3-methoxy-11-methyl-6H-benzofuro[3a,3,2-ef][2]benzazepin-6-ol, N-oxide   
石蒜胺 Lycoramine Impurity C   (dihydrogalantamine)  [4aS-(4aα, 6β,8aR*)]-4a,5,7,8,9,10,11,12-Octahydro-3-methoxy-11-methyl-6H-benzofuro[3a,3,2-ef][2]benzazepin-6-ol   
 表阿霉素加兰他敏 Epi-galantamine Impurity B                (epi-galantamine) [4aS-(4aα, 6α,8aR*)]-4a,5,9,10,11,12-Hexahydro-3-methoxy-11-methyl-6H-benzofuro[3a,3,2-ef][2]benzazepin-6-ol   
"O-去甲 加兰他敏
" O-desmethyl galantamine  (4aS,6R,8aS)]-4a,5,9,10,11,12-Hexahydro-3-hydroxy-11-methyl-6H-benzofuro[3a,3,2-ef][2]benzazepin-6-ol   
"N-去甲 加兰他敏
" N-desmethyl galantamine Impurity E                    (N-desmethyl galantamine) (4aS,6R,8aS)]-4a,5,9,10,11,12-Hexahydro-3-methoxy-6H-benzofuro[3a,3,2-ef][2]benzazepin-6-ol   
四氢化加兰他敏（二烯烃 ） Tetrahydro galantamine (Diene) Impurity D  (anhydrogalantamine)  [4aS-(4aR*,8aR*)]-9,10,11,12-Tetrahydro-3-methoxy-11-methyl-4aH-benzofuro[3a,3,2-ef][2]benzazepine   
(±) 那维定 (±) Narwedine Impurity A (Narwedine) (4aS,8aS)]-4a,5,9,10,11,12-Hexahydro-3-methoxy-11-methyl-6H-benzofuro[3a,3,2-ef][2]benzazepine-6-one   
二氢那维定 Dihydro Narwedine  (4aS,8aS)]-4a,5,7,8,9,10,11,12-Octahydro-3-methoxy-11-methyl-6H-benzofuro[3a,3,2-ef][2]benzazepine-6-one  

利扎曲坦杂质 144034-80-0     
 Rizatriptan impurity A 2-(5-((1H-1,2,4-triazol-1-yl)methyl)-1-methoxy-1H-indol-3-yl)-N,N-dimethylethylethanamine benzoate C.F:C23H27N5O3 M.W:421.49 
Rizatriptan impurity C 2-(5-((1H-1,2,4-triazol-1-yl)methyl)-1H-indol-2-yl)-N,N-dimethylethylethanamine C.F:C15H19N5 M.W:269.34 
Rizatriptan 2, 2-Dimer impurity 2,2'-(5,5'-bis((1H-1,2,4-triazol-1-yl)methyl)-2,2'-bi(1H-indol）-3,3-diyl)bis(N,N-dimethylethylethanamine) C.F:C30H36N10 M.W:536.67 
Rizatriptan 1, 2-Dimer impurity 4-(5-((1H-1,2,4-triazol-1-yl)methyl)-3-(2-(dimethylamino)ethyl)-1H-indol-1-yl)-4-(5-((1H-1,2,4-triazol-1-yl)methyl)-3-(2-(dimethylamino)ethyl)-1H-indol-2-yl)-N,N-dimethylbutan-1-amine C.F:C36H49N11 M.W:635.85