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.

![4-[4-[4-(Diphenylmethoxy-d5)-1-piperidinyl]-1-buty PA STI 035620](https://www.pharmaffiliates.com/index.php/pimages/PASTI035620.jpg)
4-[4-[4-(Diphenylmethoxy-d5)-1-piperidinyl]-1-butyne]-α,α-dimethyl-benzeneacetic Acid Methyl Ester
4-[4-[4-(Diphenylmethoxy-d5)-1-piperidinyl]-1-butyne]-α,α-dimethyl-benzeneacetic Acid Methyl Ester
Catalogue No.:PA STI 035620
CAS :
1216447-65-2
Molecular Formula : C33H32D5NO3
Molecular Weight : 500.68

![4-[4-(Diphenylmethoxy-d5)-1-piperidinyl]-1-[4-[(2- PA STI 035630](https://www.pharmaffiliates.com/index.php/pimages/PASTI035630.jpg)
4-[4-(Diphenylmethoxy-d5)-1-piperidinyl]-1-[4-[(2-hydroxy-1,1-dimethyl)ethyl]phenyl]butyne
4-[4-(Diphenylmethoxy-d5)-1-piperidinyl]-1-[4-[(2-hydroxy-1,1-dimethyl)ethyl]phenyl]butyne
Catalogue No.:PA STI 035630
CAS :
1189696-09-0
Molecular Formula : C32H32D5NO2
Molecular Weight : 472.67


(2E,11α,13E,15S,17S)-11,15-Di-O-tetrahydropyranyl-17,20-dimethyl-9,11,15-trihydroxy-prosta-2,13-diene-1-oic Acid-d3 Methyl Ester (Mixture of Diastereomers)
(2E,11α,13E,15S,17S)-11,15-Di-O-tetrahydropyranyl-17,20-dimethyl-9,11,15-trihydroxy-prosta-2,13-diene-1-oic Acid-d3 Methyl Ester (Mixture of Diastereomers)
Catalogue No.:PA STI 035890
CAS :
1316264-00-2
Molecular Formula : C33H53D3O7
Molecular Weight : 567.81


Ethyl 3-((4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-7,9b-dihydroxy-4a,6a-dimethyl-2-oxooctadecahydro-1H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-yl)propanoate-2,2,3,3-d4
Ethyl 3-((4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-7,9b-dihydroxy-4a,6a-dimethyl-2-oxooctadecahydro-1H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-yl)propanoate-2,2,3,3-d4
Catalogue No.:PA STI 038001
CAS :
NA
Molecular Formula : C26H34D4O5
Molecular Weight : 434.61