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.


(2S,3S)-5-acetyl-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-3-yl acetate
(2S,3S)-5-acetyl-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-3-yl acetate
Catalogue No.:PA 27 0031775
CAS :
97859-66-0
Molecular Formula : C20H19NO5S
Molecular Weight : 385.43


4-((5-Hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)methylene)-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one
4-((5-Hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)methylene)-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one
Catalogue No.:PA 27 0031846
CAS :
4174-09-8
Molecular Formula : C21H18N4O2
Molecular Weight : 358.4

![(R)-2-(2-Methylimidazo[2,1-b]thiazol-6-yl)-1-(2-(5 PA 27 0031830](https://www.pharmaffiliates.com/index.php/pimages/PA270031830.jpg)
(R)-2-(2-Methylimidazo[2,1-b]thiazol-6-yl)-1-(2-(5-(6-methylpyrimidin-4-yl)-2,3-dihydro-1H-inden-1-yl)-2,7-diazaspiro[3.5]nonan-7-yl)ethan-1-one
(R)-2-(2-Methylimidazo[2,1-b]thiazol-6-yl)-1-(2-(5-(6-methylpyrimidin-4-yl)-2,3-dihydro-1H-inden-1-yl)-2,7-diazaspiro[3.5]nonan-7-yl)ethan-1-one
Catalogue No.:PA 27 0031830
CAS :
1334782-79-4
Molecular Formula : C29H32N6OS
Molecular Weight : 512.68


(S)-N-(2-(Dimethylamino)-1-phenylethyl)-6,6-dimethyl-3-((2-methylthieno[3,2-d]pyrimidin-4-yl)amino)-4,6-dihydropyrrolo[3,4-c]pyrazole-5(1H)-carboxamide
(S)-N-(2-(Dimethylamino)-1-phenylethyl)-6,6-dimethyl-3-((2-methylthieno[3,2-d]pyrimidin-4-yl)amino)-4,6-dihydropyrrolo[3,4-c]pyrazole-5(1H)-carboxamide
Catalogue No.:PA 27 0031829
CAS :
898044-15-0
Molecular Formula : C25H30N8OS
Molecular Weight : 490.63


5-(1'-(1-Cyclopropyl-4-methoxy-3-methyl-1H-indole-6-carbonyl)-4-oxospiro[chromane-2,4'-piperidin]-6-yl)nicotinic Acid
(S)-1-(4-(3,4-Dichlorophenyl)piperidin-1-yl)-3-((2-(5-methyl-1,3,4-oxadiazol-2-yl)benzofuran-4-yl)oxy)propan-2-ol Hydrochloride
Catalogue No.:PA 27 0031828
CAS :
310392-93-9
Molecular Formula : C25H26Cl3N3O4
Molecular Weight : 538.85


5-(1'-(1-Cyclopropyl-4-methoxy-3-methyl-1H-indole-6-carbonyl)-4-oxospiro[chromane-2,4'-piperidin]-6-yl)nicotinic Acid
5-(1'-(1-Cyclopropyl-4-methoxy-3-methyl-1H-indole-6-carbonyl)-4-oxospiro[chromane-2,4'-piperidin]-6-yl)nicotinic Acid
Catalogue No.:PA 27 0031827
CAS :
1039758-22-9
Molecular Formula : C33H31N3O6
Molecular Weight : 565.63

![tert-Butyl (((3aR,6aR)-hexahydrocyclopenta[c]pyrro PA 27 0031819](https://www.pharmaffiliates.com/index.php/pimages/PA270031819.jpg)
tert-Butyl (((3aR,6aR)-hexahydrocyclopenta[c]pyrrol-3a(1H)-yl)methyl)carbamate Hydrochloride
tert-Butyl (((3aR,6aR)-hexahydrocyclopenta[c]pyrrol-3a(1H)-yl)methyl)carbamate Hydrochloride
Catalogue No.:PA 27 0031819
CAS :
1909294-31-0
Molecular Formula : C13H25ClN2O2
Molecular Weight : 276.81


5,5,13,13-Tetramethyl-3,7,11,15-tetraoxa-1,9(1,3)-dibenzenacyclohexadecaphane-2,8,10,16-tetraone
5,5,13,13-Tetramethyl-3,7,11,15-tetraoxa-1,9(1,3)-dibenzenacyclohexadecaphane-2,8,10,16-tetraone
Catalogue No.:PA 27 0031866
CAS :
1332568-59-8
Molecular Formula : C26H28O8
Molecular Weight : 468.5