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,4S)-N-(5-Chloro-2,4-difluorophenyl)-3,4-dihydroxy-N-(methyl-d3)-1-(6-methyl-4-(trifluoromethyl)pyridin-2-yl)-5-oxopyrrolidine-2-carboxamide
(2S,3S,4S)-N-(5-Chloro-2,4-difluorophenyl)-3,4-dihydroxy-N-(methyl-d3)-1-(6-methyl-4-(trifluoromethyl)pyridin-2-yl)-5-oxopyrrolidine-2-carboxamide
Catalogue No.:PA STI 089592
CAS :
2598122-35-9
Molecular Formula : C19H12D3ClF5N3O4
Molecular Weight : 482.81


2-((3,5-Difluoro-4-hydroxyphenyl)amino)-8-isopentyl-5,7-dimethyl-7,8-dihydropteridin-6(5H)-one
2-((3,5-Difluoro-4-hydroxyphenyl)amino)-8-isopentyl-5,7-dimethyl-7,8-dihydropteridin-6(5H)-one
Catalogue No.:PA 27 0027087
CAS :
501437-28-1
Molecular Formula : C19H23F2N5O2
Molecular Weight : 391.42


(2S,4S)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-(tert-butoxy)pyrrolidine-2-carboxylic Acid
(2S,4S)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-(tert-butoxy)pyrrolidine-2-carboxylic Acid
Catalogue No.:PA 27 0027088
CAS :
464193-92-8
Molecular Formula : C24H27NO5
Molecular Weight : 409.48


(2R,4R)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-(tert-butoxy)pyrrolidine-2-carboxylic Acid
(2R,4R)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-(tert-butoxy)pyrrolidine-2-carboxylic Acid
Catalogue No.:PA 27 0027090
CAS :
1276694-30-4
Molecular Formula : C24H27NO5
Molecular Weight : 409.48