Impurities

Dihydro Artemisinic acid

Product Code:Ax-IMP1628
CAS Number:85031-59-0
Synonyms:(2R)-2-((1S,4R,4aS)-4,7-dimethyl-1,2,3,4,4a,5,6,8a-octahydronaphthalen-1-yl)propanoic acid
Molecular Formula:C15H24O2
Molecular Weight:236.34

9-epi-artemisinin

Product Code:Ax-IMP1625
CAS Number:113472-97-2
Synonyms:(3R,5aS,6R,8aR,9S,12S,12aR)-3,6,9-trimethyloctahydro-12H-3,12-epoxy[1,2]dioxepino[4,3-i]isochromen-10(3H)-one
Molecular Formula:C15H22O5
Molecular Weight:282.34

Artemisitene Impurity

Product Code:Ax-IMP1624
CAS Number:101020-89-7
Synonyms:(3R,5aS,6R,8aS,12S,12aR)-3,6-dimethyl-9-methyleneoctahydro-12H-3,12-epoxy[1,2]dioxepino[4,3-i]isochromen-10(3H)-one
Molecular Formula:C15H20O5
Molecular Weight:280.32

Artemisinin Process Impurity 2

Product Code:Ax-IMP1627
CAS Number:1267472-35-4
Synonyms:(benzyl carbonic) (R)-2-((1R,4R,4aS,8aS)-4,7-dimethyl-1,2,3,4,4a,5,6,8a-octahydronaphthalen-1-yl)propanoic anhydride
Molecular Formula:C23H30O4
Molecular Weight:370.49

Vardenafil Impurity 2

Product Code:Ax-IMP1623
CAS Number:1417529-69-1
Synonyms:ethyl 2-(2-ethoxy-5-((4-ethylpiperazin-1-yl)sulfonyl)phenyl)-5-methyl-4-oxo-3,4-dihydroimidazo[5,1-f][1,2,4]triazine-7-carboxylate
Molecular Formula:C23H30N6O6S
Molecular Weight:518.6

Vardenafil Impurity 1

Product Code:Ax-IMP1617
CAS Number:1417529-67-9
Synonyms:ethyl 2-(2-ethoxyphenyl)-5-methyl-4-oxo-3,4-dihydroimidazo[5,1-f][1,2,4]triazine-7-carboxylate
Molecular Formula:17H18N4O4
Molecular Weight:342.36

Vardenafil Process Impurity 9

Product Code:Ax-IMP1622
CAS Number:1417529-68-0
Synonyms:
Molecular Formula:
Molecular Weight:

Vardenafil Process Impurity 8

Product Code:Ax-IMP1621
CAS Number:1417529-65-7
Synonyms:
Molecular Formula:
Molecular Weight:

Vardenafil Process Impurity 7

Product Code:Ax-IMP1620
CAS Number:1417529-56-6
Synonyms:6-(1-aminoethyl)-3-(2-ethoxyphenyl)-1,2,4-triazin-5(4H)-one
Molecular Formula:C13H16N4O2
Molecular Weight:260.3

Vardenafil Process Impurity 6

Product Code:Ax-IMP1619
CAS Number:1417529-54-4
Synonyms:6-(1-bromoethyl)-3-(2-ethoxyphenyl)-1,2,4-triazin-5(4H)-one
Molecular Formula:C13H14BrN3O2
Molecular Weight:324.18