miscellaneous and its Impurities
Miscellaneous Chemicals typically refers to a broad and diverse category of chemical substances that don't neatly fit into more specific classifications like commodity chemicals, specialty chemicals, or fine chemicals. Reference standards of Miscellaneous API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


5-(2-Cyanopropenyl)-5’-methyl-bis-(2-aminophenoxymethylene)-N,N,N’,N’-tetraacetate Methyl Ester
5-(2-Cyanopropenyl)-5’-methyl-bis-(2-aminophenoxymethylene)-N,N,N’,N’-tetraacetate Methyl Ester
Catalogue No.:PA 27 0018912
CAS :
1076199-89-7
Molecular Formula : C30H35N3O10
Molecular Weight : 597.62


(2S,3S)-3-Benzyloxycarbonylamino-2-methyl-4-oxo-1-azetidinesulfonic Acid Tetrabutylammonium Salt;
(2S,3S)-3-Benzyloxycarbonylamino-2-methyl-4-oxo-1-azetidinesulfonic Acid Tetrabutylammonium Salt;
Catalogue No.:PA 27 0018935
CAS :
80082-62-8
Molecular Formula : C28H49N3O6S
Molecular Weight : 555.78


tert-Butyl-7-[4-(4-fluorophenyl)-6-isopropyl-2-methylsulfonylpyrimidin-5-yl]-(3R,5S)-isopropylidene-(E)-6-heptenoate
tert-Butyl-7-[4-(4-fluorophenyl)-6-isopropyl-2-methylsulfonylpyrimidin-5-yl]-(3R,5S)-isopropylidene-(E)-6-heptenoate
Catalogue No.:PA 27 0018938
CAS :
849470-63-9
Molecular Formula : C28H37FN2O6S
Molecular Weight : 548.67


tert-Butyl-7-[4-(4-fluorophenyl)-6-isopropyl-2-mesylaminopyrimidin-5-yl]-(3R,5S)-isopropylidine-(E)-6-heptenoate
tert-Butyl-7-[4-(4-fluorophenyl)-6-isopropyl-2-mesylaminopyrimidin-5-yl]-(3R,5S)-isopropylidine-(E)-6-heptenoate
Catalogue No.:PA 27 0018939
CAS :
371775-73-4
Molecular Formula : C28H38FN3O6S
Molecular Weight : 563.69


tert-Butyl-7-[4-(4-fluorophenyl)-6-isopropyl-2-aminopyrimidin-5-yl]-(3R,5S)-isopropylidene-(E)-6-heptenoate
tert-Butyl-7-[4-(4-fluorophenyl)-6-isopropyl-2-aminopyrimidin-5-yl]-(3R,5S)-isopropylidene-(E)-6-heptenoate
Catalogue No.:PA 27 0018940
CAS :
1448436-04-1
Molecular Formula : C27H36FN3O4
Molecular Weight : 485.6