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.

![(1S,2S,4R,6R)-2',5'-Dioxospiro[bicyclo[2.2.1]hepta PA 27 0028150](https://pharmaffiliates.com/pimages/PA270028150.jpg)
(1S,2S,4R,6R)-2',5'-Dioxospiro[bicyclo[2.2.1]heptane-2,4'-imidazolidine]-6-carboxylic acid
(1S,2S,4R,6R)-2',5'-Dioxospiro[bicyclo[2.2.1]heptane-2,4'-imidazolidine]-6-carboxylic acid
Catalogue No.:PA 27 0028150
CAS :
2413846-28-1
Molecular Formula : C10H12N2O4
Molecular Weight : 224.22


rel-(1R,2S,3R,4S,5S,6R)-5,6-Dihydroxy-3-(2,2,2-trifluoroacetamido)bicyclo[2.2.1]heptane-2-carboxylic Acid
rel-(1R,2S,3R,4S,5S,6R)-5,6-Dihydroxy-3-(2,2,2-trifluoroacetamido)bicyclo[2.2.1]heptane-2-carboxylic Acid
Catalogue No.:PA 27 0028157
CAS :
2679939-92-3
Molecular Formula : C10H12F3NO5
Molecular Weight : 283.2


1-(4,6-Dimethylpyrimidin-2-yl)-4-(2-hydroxyethyl)-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylic Acid
1-(4,6-Dimethylpyrimidin-2-yl)-4-(2-hydroxyethyl)-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylic Acid
Catalogue No.:PA 27 0028161
CAS :
1206153-61-8
Molecular Formula : C12H14N4O4
Molecular Weight : 278.27


5-(2,4-Bis(benzyloxy)-5-isopropylphenyl)-N-ethyl-4-(4-(piperidin-4-ylmethyl)phenyl)-4H-1,2,4-triazole-3-carboxamide Hydrochloride
5-(2,4-Bis(benzyloxy)-5-isopropylphenyl)-N-ethyl-4-(4-(piperidin-4-ylmethyl)phenyl)-4H-1,2,4-triazole-3-carboxamide Hydrochloride
Catalogue No.:PA 27 0028216
CAS :
3030400-63-3
Molecular Formula : C40H46ClN5O3
Molecular Weight : 680.29