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.


Methyl 5-acetamido-4,7,8,9-tetra-O-benzyl-2-chloro-2,3,5-trideoxy-3-phenylthio-D-erytho-L-gluco-2-nonulopyranosonate
Methyl 5-acetamido-4,7,8,9-tetra-O-benzyl-2-chloro-2,3,5-trideoxy-3-phenylthio-D-erytho-L-gluco-2-nonulopyranosonate
Catalogue No.:PA 27 0016773
CAS :
120308-52-3
Molecular Formula : C46H48ClNO8S
Molecular Weight : 810.4


p-Nitrophenyl 2-Acetamido-2-deoxy-4-O-(2’,3’,4’,6’-tetra-O-acetyl-β-D-galactopyranosyl)-3,6-di-O-acetyl-β-D-glucopyranoside
p-Nitrophenyl 2-Acetamido-2-deoxy-4-O-(2’,3’,4’,6’-tetra-O-acetyl-β-D-galactopyranosyl)-3,6-di-O-acetyl-β-D-glucopyranoside
Catalogue No.:PA 27 0016796
CAS :
85193-88-0
Molecular Formula : C32H40N2O19
Molecular Weight : 756.67

![(-)-(3S,4E)-3-{[tert-Butyl(dimethyl)silyl]oxy}-4-m PA 27 0016815](https://www.pharmaffiliates.com/pimages/PA270016815.jpg)
(-)-(3S,4E)-3-{[tert-Butyl(dimethyl)silyl]oxy}-4-methyl-5-(2-methyl-1,3-thiazol-4-yl)pent-4-en-1-ol
(-)-(3S,4E)-3-{[tert-Butyl(dimethyl)silyl]oxy}-4-methyl-5-(2-methyl-1,3-thiazol-4-yl)pent-4-en-1-ol
Catalogue No.:PA 27 0016815
CAS :
188899-14-1
Molecular Formula : C16H29NO2SSi
Molecular Weight : 327.56

![Ethyl (2Z,5S,6E)-5-{[tert-Butyl(dimethyl)silyl]oxy PA 27 0016816](https://www.pharmaffiliates.com/pimages/PA270016816.jpg)
Ethyl (2Z,5S,6E)-5-{[tert-Butyl(dimethyl)silyl]oxy}-2,6-dimethyl-7-(2-methyl-1,3-thiazol-4-yl)hepta-2,6-dienoate
Ethyl (2Z,5S,6E)-5-{[tert-Butyl(dimethyl)silyl]oxy}-2,6-dimethyl-7-(2-methyl-1,3-thiazol-4-yl)hepta-2,6-dienoate
Catalogue No.:PA 27 0016816
CAS :
218614-04-1
Molecular Formula : C21H35NO3SSi
Molecular Weight : 409.66

![(-)-(2Z,5S,6E)-5-{[tert-Butyl(dimethyl)silyl]oxy}- PA 27 0016817](https://www.pharmaffiliates.com/pimages/PA270016817.jpg)
(-)-(2Z,5S,6E)-5-{[tert-Butyl(dimethyl)silyl]oxy}-2,6-dimethyl-7-(2-methyl-1,3-thiazol-4-yl)hepta-2,6-dien-1-ol
(-)-(2Z,5S,6E)-5-{[tert-Butyl(dimethyl)silyl]oxy}-2,6-dimethyl-7-(2-methyl-1,3-thiazol-4-yl)hepta-2,6-dien-1-ol
Catalogue No.:PA 27 0016817
CAS :
218614-16-5
Molecular Formula : C19H33NO2SSi
Molecular Weight : 367.62

![(+)-(2S,6Z,9S,10E)-9-{[tert-Butyl(dimethyl)silyl]o PA 27 0016818](https://www.pharmaffiliates.com/pimages/PA270016818.jpg)
(+)-(2S,6Z,9S,10E)-9-{[tert-Butyl(dimethyl)silyl]oxy}-2,6,10-trimethyl-11-(2-methyl-1,3-thiazol-4-yl)-undeca-6,10-dien-1-ol
(+)-(2S,6Z,9S,10E)-9-{[tert-Butyl(dimethyl)silyl]oxy}-2,6,10-trimethyl-11-(2-methyl-1,3-thiazol-4-yl)-undeca-6,10-dien-1-ol
Catalogue No.:PA 27 0016818
CAS :
210690-99-6
Molecular Formula : C24H43NO2SSi
Molecular Weight : 437.76

![[N-(2-Maleimidoethyl]ethylenediamine-N,N,N’,N’ PA 27 0016855](https://www.pharmaffiliates.com/pimages/PA270016855.jpg)
[N-(2-Maleimidoethyl]ethylenediamine-N,N,N’,N’-tetraacetic Acid, Monoamide, Technical Grade
[N-(2-Maleimidoethyl]ethylenediamine-N,N,N’,N’-tetraacetic Acid, Monoamide, Technical Grade
Catalogue No.:PA 27 0016855
CAS :
1185102-85-5
Molecular Formula : C16H22N4O9
Molecular Weight : 414.37