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.


(3R,4S,5S,6S)-1-Aza-5-(t-butyldimethylsilyloxymethyl)-4-hydroxy-6-isopropyl-3-methyl-7-oxabicyclo[3.3.0]-octan-2-one
(3R,4S,5S,6S)-1-Aza-5-(t-butyldimethylsilyloxymethyl)-4-hydroxy-6-isopropyl-3-methyl-7-oxabicyclo[3.3.0]-octan-2-one
Catalogue No.:PA 27 04629
CAS :
145451-95-2
Molecular Formula : C17H33NO4Si
Molecular Weight : 343.53


(3R,4S,5S,6S)-1-Aza-5-carboxyl-4-hydroxy-6-isopropyl-3-methyl-7-oxabicyclo[3.3.0]octan-2-one
(3R,4S,5S,6S)-1-Aza-5-carboxyl-4-hydroxy-6-isopropyl-3-methyl-7-oxabicyclo[3.3.0]octan-2-one
Catalogue No.:PA 27 04630
CAS :
145451-96-3
Molecular Formula : C11H17NO5
Molecular Weight : 243.26


(3R,4S,5R,6S)-1-Aza-4-hydroxy-5-hydroxymethyl-6-isopropyl-3-methyl-7-oxabicycl[3.3.0]octan-2-one
(3R,4S,5R,6S)-1-Aza-4-hydroxy-5-hydroxymethyl-6-isopropyl-3-methyl-7-oxabicycl[3.3.0]octan-2-one
Catalogue No.:PA 27 04636
CAS :
145452-02-4
Molecular Formula : C11H19NO4
Molecular Weight : 229.27