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.


[(8S,9R)-8-(2-Acetyloxypropan-2-yl)-2-oxo-8,9-dihydrofuro[2,3-h]chromen-9-yl] (Z)-2-methylbut-2-enoate
[(8S,9R)-8-(2-Acetyloxypropan-2-yl)-2-oxo-8,9-dihydrofuro[2,3-h]chromen-9-yl] (Z)-2-methylbut-2-enoate
Catalogue No.:PA 27 13247
CAS :
15591-75-0
Molecular Formula : C21H22O7
Molecular Weight : 386.40


1,2-Pyrrolidinedicarboxylic acid, 4-[[(1,1-dimethylethoxy)carbonyl]amino]-, 2-methyl 1-(phenylmethyl) ester, (2S,4S)-
1,2-Pyrrolidinedicarboxylic acid, 4-[[(1,1-dimethylethoxy)carbonyl]amino]-, 2-methyl 1-(phenylmethyl) ester, (2S,4S)-
Catalogue No.:PA 27 13334
CAS :
168263-80-7
Molecular Formula : C19H26N2O6
Molecular Weight : 378.43


Tert-butyl (3R)-3-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]pyrrolidine-1-carboxylate
Tert-butyl (3R)-3-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]pyrrolidine-1-carboxylate
Catalogue No.:PA 27 13340
CAS :
1175273-52-5
Molecular Formula : C18H30BN3O4
Molecular Weight : 363.27